# SH Scientific - Lab Furnace, Drying Oven, Autoclave, and other laboratory equipments > Admin Email: sean@webspi.com ## Posts ### Rotary Furnace for Powder Calcination PDF Rotary Furnace for Powder Calcination Why Keeping the Powder Moving Matters A powder calcination cycle can reach the programmed temperature and still produce an uneven batch. In a stationary powder bed, material near the tube wall or sample holder may experience different heat and gas exposure from material buried inside the bed. The result can be incomplete conversion, caking, agglomeration, or variation across the batch. In many cases, the issue is not only the furnace setpoint. It is also how the powder behaves during heating. A rotary tube furnace keeps the material moving, helping more of the powder experience similar thermal and atmospheric conditions. What Powder Calcination Does Powder calcination is a controlled heat treatment used to change the physical or chemical properties of a material, typically without melting it. Depending on the application, calcination can be used to: Decompose a precursor Remove moisture, solvents, binders, or other volatile compounds Form a desired crystalline phase Activate a precursor or catalyst Prepare a material for coating, oxidation, reduction, or sintering The process may take place in air, oxygen, an inert gas, a reducing gas, or vacuum. The furnace controller reports the temperature measured at its sensor. It does not show the temperature or gas exposure of every part of the powder bed. Uniform calcination therefore depends on both furnace control and the behavior of the powder inside the tube. Why Stationary Powder Beds Can Be Difficult Static tube furnaces are useful for fixed samples, substrates, and many small powder batches. Challenges become more likely as the powder bed becomes deeper, denser, or more prone to bonding. Particle Bonding and Caking During heating, particles may soften, react, or form bonds at their contact points. Because the powder remains stationary, weak agglomerates can stay together and develop into larger clumps or a solid cake. Uneven Heating Material near the tube wall or sample holder can heat differently from material in the center of the powder bed. Increasing the powder depth or batch size can make these differences more difficult to control. Limited Gas Penetration Process gas reaches the exposed powder surfaces first and must then move through the spaces between particles. Dense powder beds and agglomerates can restrict this contact, causing different parts of the batch to experience different atmospheres. Local Overheating A stationary portion of the powder may remain near a hotter surface throughout the cycle. This can increase the risk of excessive calcination, grain growth, or partial sintering in that region. Different Thermal Histories All of the powder may spend the same number of hours in the furnace, but different regions can reach the target temperature and atmosphere at different times. This can lead to uneven conversion within the same batch. What Rotation Changes A rotary tube furnace turns the process tube so that the powder can roll and tumble during heating. Material near the heated wall moves into the powder bed, while material from the interior is brought back toward the surface. When the fill level, rotation speed, and internal design are properly selected, this movement can improve mixing and repeatedly expose new powder surfaces to the process atmosphere. Rotary processing can provide: More consistent heat exposure Better contact between the process gas and powder Less persistent particle bonding Reduced caking and clumping More uniform treatment across the batch Better repeatability from one run to the next Internal baffles are especially useful for fine or highly dispersible powders that tend to slide along the tube wall instead of tumbling. The baffles lift, fold, and redistribute the material, creating more effective mixing than rotation alone. Static Tube Furnace Compared with a Rotary Tube Furnace Process factor Static tube furnace Rotary tube furnace Powder movement Powder remains in a stationary bed Powder rolls and tumbles as the tube rotates Mixing Little or no active mixing Repeated particle redistribution Heat exposure Fixed powder positions can maintain temperature differences Movement can improve exposure uniformity Gas contact Gas reaches exposed surfaces first New powder surfaces are repeatedly exposed Agglomeration Persistent particle contact can promote caking Motion and baffles can help reduce clumping Best suited for Fixed samples and shallow powder beds Powders that benefit from mixed thermal treatment The main difference is not simply that one tube rotates. Rotation changes a stationary powder bed into a moving and mixed bed. Choosing the Right Rotary Furnace Maximum temperature is important, but it is only one part of furnace selection. The correct configuration also depends on: Powder bulk density and flow behavior Tendency to agglomerate or migrate Required batch mass and working volume Process atmosphere and pressure Tube material compatibility Required heating length Rotation and mixing requirements Loading, unloading, and cleaning procedures SH Scientific offers several tube sizes, heating lengths, and processing capacities so the furnace can be matched to the material and process. SH Scientific Rotary Furnace Configurations Parameter Available options Quartz tube outside diameter 120, 200, or 250 mm Stainless steel tube outside diameter 114, 216, or 267 mm Heating length 220 or 870 mm Tube full fill volume About 2 to 46 liters Tube rotation 0 to 10 rpm Operating pressure 9 to 1,010 Torr, about 0.01 to 1.35 bar absolute Capacity note: The listed full tube volume should not automatically be treated as the recommended powder load. The tube needs open space for the material to roll and tumble. Actual working capacity depends on the powder bulk density, fill ratio, baffle design, and flow behavior. What Sets SH Scientific Rotary Furnaces Apart Quartz and Stainless Steel Tube Options Quartz tubes allow the operator to observe the material during processing. This makes it easier to see whether the powder is tumbling, sliding, sticking to the wall, or moving away from the intended processing zone. Stainless steel tubes provide greater mechanical durability and reduce the risk of breakage during handling compared with quartz. They can be useful for frequent operation and larger powder loads when stainless steel is chemically compatible with the material. Internal Baffles for More Effective Mixing Simple tube rotation may not provide enough mixing for every powder. Fine or highly dispersible materials can slide along the tube wall instead of developing a consistent tumbling pattern. Internal baffles lift, fold, and redistribute the powder as the tube turns. This mixing action helps separate weak agglomerates and improves the movement of material between the tube wall and the center of the powder bed. Baffles are available for both quartz and stainless steel tubes. Integrated Barriers for Powder Retention Fine powders can gradually migrate toward the ends of a rotating tube and move outside the controlled hot zone. SH Scientific's integrated barrier system is designed to keep the material concentrated within the processing area. The supplied specifications list barrier openings of 1 mm for stainless steel tubes and 0.5 mm for quartz tubes. The barrier system is particularly useful for fine, low density, or highly dispersible materials that move easily during rotation. Quick Loading and Material Recovery Quick open end caps and a tube release design provide direct access for loading, unloading, cleaning, and inspection. The operator can recover the processed material without inverting the tube or carrying out complex disassembly. This can reduce handling time and help limit the loss of valuable powder. Gas Tight Sealing The gas tight sealing system supports operation under vacuum and modest positive pressure. The stated operating range is 9 to 1,010 Torr, or about 0.01 to 1.35 bar absolute. This allows the furnace to support processes involving vacuum treatment, inert gas purging, controlled oxidation, reduction, and other selected gas environments. The required gas composition, flow rate, pressure, and treatment of process exhaust should be considered when the system is specified. Adjustable Tube Rotation Tube speed can be adjusted from 0 to 10 rpm. The appropriate speed depends on the tube diameter, powder volume, particle size, flow behavior, and baffle arrangement. Variable speed control allows the operator to tune the powder movement for the specific material instead of relying on one fixed rotation rate. Optional Steam Injection An optional steam injection system can introduce water vapor produced from ultrapure water. Steam can be used for thermolysis research, biochar activation, and selected oxidation or reduction studies that require a controlled water vapor environment. Applications for Rotary Powder Calcination Battery Materials Rotary furnaces can be used for cathode powders, precursor calcination, and related thermal treatments. Continuous powder movement can help improve consistency when phase formation and atmosphere exposure are important to the final material. Catalyst Processing Catalyst applications include precursor decomposition, activation, oxidation, and reduction. Tumbling repeatedly exposes powder surfaces to the process gas, supporting more consistent gas and powder interaction. Carbon Materials Rotary processing can support biochar activation, carbonization, pyrolysis research, and steam assisted treatment. Controlled atmosphere and optional steam injection allow researchers to study different carbon processing conditions. Ceramic Powders Ceramic precursors often require calcination before milling, forming, or final sintering. Rotary movement can help reduce caking and support more consistent precursor conversion before the next processing stage. Why Powder Movement Matters A rotary furnace does more than heat a powder. It also controls how the powder moves while it is being heated. Rotation does not replace careful control of temperature, atmosphere, powder loading, and process time. It addresses another important variable: the behavior of the powder bed itself. By continuously redistributing the material, a rotary furnace can improve heat exposure, renew contact with the process atmosphere, reduce clumping, and support more consistent calcination. For battery materials, catalysts, carbon products, and ceramic powders, this can lead to more uniform material and more repeatable processing results. ### Sintering Y₂O₃, YAG, and Al₂O₃ Plasma-Resistant Ceramics for Semiconductor Chamber Parts PDF Sintering Y₂O₃, YAG, and Al₂O₃ Plasma-Resistant Ceramics for Semiconductor Chamber Parts Semiconductor fabs rely on plasma etching and CVD chambers to create the fine features used in advanced devices. Inside those chambers, ceramic components like focus rings, nozzles, chamber liners, ESCs (electrostatic chucks), and showerheads are exposed to aggressive halogen plasmas (including CF₄, SF₆, and Cl-based chemistries), high-energy ion bombardment, and severe thermal cycling. When conventional ceramics erode, the resulting particle contamination, process drift, and unexpected downtime cost fabs dearly. To maximize tool uptime, chamber-part developers are moving beyond standard alumina toward advanced rare-earth ceramics like yttria (Y₂O₃) and yttrium aluminum garnet (YAG). SH Scientific’s high-temperature and vacuum muffle furnaces support R&D and process development for these next-generation materials, provided the selected model is matched to the required temperature, atmosphere, vacuum level, and hold time. Comparing Key Chamber-Part Ceramics Al₂O₃: The Legacy Standard Alumina is cost-effective, mechanically strong, and well-understood. While it remains a practical choice for legacy designs or lower-exposure areas, alumina generally shows higher erosion than yttria-based materials in many fluorine-rich plasma environments, which can shorten service life in high-exposure zones. Typical Process: High-temperature air sintering. Recommended Equipment: SH FU 1800°C-class high-temperature muffle furnace for many alumina sintering schedules; SH FU 1500°C-class models may be suitable for lower-temperature calcining, presintering, or validated lower-temperature cycles. Y₂O₃: The Plasma-Resistance Upgrade The "Y" in Y₂O₃ stands for yttrium, a rare-earth element that provides exceptional resistance to halogen plasma. For highly exposed chamber zones, yttria can substantially outlast alumina in many fluorine-rich plasma applications, although the exact lifetime improvement depends on the plasma recipe, bias power, part geometry, density, and surface condition. Because it has lower mechanical toughness than alumina, developers are also exploring yttria-based composites (like Y₂O₃-ZrO2 and Y₂O₃-MgO) to balance plasma resistance with machinability. Typical Process: Air sintering for opaque parts; vacuum sintering for transparent optical parts. Recommended Equipment: SH FU 1800°C / 1900°C-class muffle furnace for opaque Y₂O₃, depending on the validated hold temperature; for transparent Y₂O₃, verify that the selected vacuum furnace is rated for the required active-vacuum temperature. YAG: The Next-Generation Balance YAG, short for yttrium aluminum garnet (Y₃Al₅O₁₂), is a garnet-structure ceramic composed of yttrium, aluminum, and oxygen. It is being developed as a balanced ceramic option that can offer strong plasma resistance along with useful mechanical and processing advantages. For optical-grade transparent YAG, strict processing is required to eliminate residual porosity. Typical Process: Vacuum sintering followed by air annealing. Recommended Equipment: SH 1900°C vacuum muffle furnace platform only after confirming that the selected model is rated for the required YAG sintering temperature under the required vacuum or gas condition. Air vs. Vacuum: What Does Your Process Require? Furnace atmosphere should be selected based on the part's final application and optical requirements. Opaque Chamber Parts: Components where density and erosion resistance matter more than light transmission (e.g., standard rings, liners, shields) can usually be processed in high-temperature air muffle furnaces. Transparent Ceramics: Optical-grade Y₂O₃ and YAG often require vacuum sintering, HIP, and/or controlled annealing to reduce residual porosity and manage oxygen-related defects. Material-by-Material Process Map Note: The ranges below are application guidelines. Always confirm required temperatures and atmospheres before selecting equipment. Material Melting Point Sintering Temp Atmosphere Post Process Recommended SH Model Al2O3 2050°C 1450 to 1750°C Air None SH FU 1500°C / 1800°C Muffle Y2O3 (Opaque) 2430°C 1650 to 1850°C Air None SH FU 1800°C / 1900°C Muffle Y2O3 (Transparent) 2430°C 1650 to 1850°C Vacuum HIP (Optional) SH FU 1900°C Vacuum Muffle YAG (Transparent/Reactive) 1970°C 1700 to 1780°C High Vacuum Air anneal at approx 1400°C SH FU 1900°C Vacuum Muffle* * For YAG and transparent Y₂O₃ processes, confirm the selected model’s rated temperature under active vacuum, gas backfill, and air/O₂ annealing. Do not assume the headline maximum temperature applies under every atmosphere. Example R&D Workflow: Transparent YAG Developing transparent YAG requires multi-step processing to achieve optical clarity. A programmable vacuum muffle furnace simplifies this workflow by handling atmosphere transitions in a single run. Powder Preparation & Forming: Y₂O₃ and Al₂O₃ powders are mixed with dopants and pressed or cast into a green body. Vacuum Sintering: The compact is heated under a controlled vacuum to promote extreme densification and pore removal. Atmosphere Transition: The chamber is vented or backfilled with gas according to the proprietary recipe. Air Annealing: The sintered ceramic is annealed in an air/oxygen atmosphere to adjust defect chemistry and improve final optical performance. Configure the Right SH Furnace for Your Process Developing advanced ceramics for semiconductor chambers requires more than just a high maximum temperature rating. Your furnace must match your process atmosphere, density targets, and production workflow. Whether you are sintering opaque alumina in air or developing transparent YAG ceramics under vacuum, SH Scientific can help you configure the exact chamber size, pump package, and gas-handling options you need. ### Rotary Tube Furnaces for Bauxite Residue (Red Mud) Reduction Studies PDF Rotary Tube Furnaces for Bauxite Residue (Red Mud) Reduction Studies A research-scale approach to optimizing gas-solid kinetics in controlled atmospheres Bauxite residue, commonly known as red mud, is a highly alkaline, iron-rich byproduct of Bayer process alumina refining. As industries push toward circular economies and low-carbon metallurgy, red mud has become a primary focus for researchers studying waste valorization, iron recovery, and alternative reduction processes. A critical area of this research involves reducing the iron oxide phases within red mud using hydrogen or syngas. In these studies, simply heating the material is not enough; the objective is to understand the precise reduction kinetics when these oxides are exposed to controlled reducing atmospheres at elevated temperatures. For this tier of materials research, a rotary tube furnace is often the most practical platform. It allows laboratories to strictly control temperature profiles, gas atmospheres, residence times, and powder agitation in a highly repeatable manner. Why Red Mud Reduction Outgrows Standard Furnaces Red mud is typically processed as a fine powder, dried slurry, or pelletized solid. For efficient reduction, the hydrogen or syngas must maintain consistent contact with the sample's surface area while the material is held at the target temperature. In a static tube or muffle furnace, powders sit in a fixed bed. This creates diffusion-limited reactions: the gas reacts with the top layer of the powder, but struggles to penetrate the bed. This results in uneven reaction boundaries across the sample, making it difficult to extract reliable, reproducible data from run to run. A rotary tube furnace eliminates this bottleneck by keeping the material in constant motion. As the tube rotates, the sample continuously tumbles through the hot zone. This prevents agglomeration, exposes fresh particulate surfaces to the process gas, maximizes mass transfer, and ensures strict thermal uniformity. This dynamic environment is essential when researchers need to compare variables such as: Hydrogen vs. syngas atmospheres Powder vs. pelletized sample morphologies Variable residence times and reduction temperatures Gas flow rates and partial pressures Post-process phase identification and magnetic separation yields The Typical Research Workflow A red mud reduction study relies on a tightly controlled sequence of events. First, the sample is loaded into the furnace tube and hermetically sealed. Ambient air is evacuated via a vacuum pump and/or displaced through inert gas purging (typically nitrogen or argon) to prevent premature oxidation or explosive hazards. Once the baseline atmosphere is established, the reducing gas (hydrogen or syngas) is introduced. During the heating profile, the rotary motion ensures the material tumbles evenly through the hot zone. As the reduction reaction proceeds, off-gases like water vapor are generated. Because this alters the internal gas chemistry and can create positive pressure, the system requires precise back-pressure regulation and pressure relief mechanisms. Following reduction, the system must be cooled under an inert atmosphere to prevent the newly reduced metallic phases from re-oxidizing. The processed sample is then recovered for downstream analysis, such as X-ray diffraction (XRD) phase identification or magnetic separation. Why SH Scientific's Rotary Furnace is an Ideal Fit SH Scientific's batch rotary tube furnaces are engineered specifically around the realities of powder metallurgy, atmosphere control, and practical lab workflows. The primary advantage is the optimization of gas-solid contact. To address highly dispersible or fine powders that might simply slide along the tube wall rather than tumble, SH Scientific integrates internal baffles. These baffles force mechanical mixing, ensuring total surface exposure to the reducing gas. Sample retention is another common laboratory hurdle. Red mud powders easily drift out of the hot zone during prolonged rotation. SH Scientific utilizes a proprietary barrier design that restricts the material strictly to the heated zone, ensuring uniform thermal treatment and maximizing yield for post-run analysis. Coupled with a quick-open end cap and an accessible tube release structure, researchers spend less time loading and recovering material, and more time analyzing data. For atmosphere-sensitive runs, the gas-tight sealing structure reliably supports deep vacuum purging, inert gas blanketing, and slight positive-pressure operation. This makes it a vastly superior platform compared to basic or loosely sealed heating setups. Atmosphere Control and Safety Considerations Hydrogen and syngas protocols require uncompromising safety and system design. The fundamental requirement is the safe displacement of oxygen, precise flow control, and managed off-gas exhaust. A research-grade configuration typically integrates Mass Flow Controllers (MFCs) for precise gas blending, back-pressure regulators, robust inlet/outlet porting, and dedicated exhaust routing. For hydrogen-rich or 100% hydrogen environments, researchers must implement strict purge sequences, leak detection, and facility safety interlocks (such as ambient H2 monitors). If syngas is utilized, carbon monoxide (CO) detection and high-capacity facility ventilation are mandatory. SH Scientific does not treat these systems as "one-size-fits-all" commodities; rather, the furnace is configured specifically around the facility's safety infrastructure and the researcher's exact gas requirements. A Practical Platform for Scaling Up For most materials science laboratories, the 120RTG300 series serves as the optimal starting point for batch rotary reduction studies, with larger configurations available for high-capacity processing or extended heat zones. Depending on the target yield, researchers can choose from a range of processing capacity models. The recommended fill rate per batch is between 10% and 20% of the full capacity to ensure optimal tumbling and gas-solid contact. Model Heating Zone Full Capacity Est. Volume per Batch (at 15% Fill Rate) SH-FU-120RTG300 Single Zone 2 Liters 0.3 Liters SH-FU-200RTG300 Single Zone 8 Liters 1.2 Liters SH-FU-250RTG300 Single Zone 12 Liters 1.8 Liters SH-FU-120RTG900 3 Zone 8 Liters 1.2 Liters SH-FU-200RTG900 3 Zone 32 Liters 4.8 Liters SH-FU-250RTG900 3 Zone 36 Liters 5.4 Liters Note: The calculation above assumes a reference specific gravity of 1 g/cm³ (where 1 liter equals 1 kg). If a sample with a higher or lower specific gravity is used, the actual mass yield (kg) per batch will vary accordingly. Request a Configuration Review Red mud reduction parameters vary widely based on raw material chemistry, target metallization rates, and facility safety protocols. SH Scientific engineers are available to review your specific bauxite residue research goals and configure a rotary furnace optimized for your hydrogen, syngas, or inert gas workflows. ### Why Researchers Appreciate the MGQ Quartz Chamber Furnace in Real Laboratory Use PDF Why Researchers Appreciate the MGQ Quartz Chamber Furnace in Real Laboratory Use Researchers working with advanced materials, polymers, nanomaterials, battery materials, fluoropolymers, and contamination-sensitive processes often focus first on temperature specifications when selecting a furnace. But after months of actual laboratory operation, another issue becomes much more important: how well the furnace survives real-world use. This is exactly the reason SH Scientific developed the MGQ Series Quartz Chamber Muffle Furnace available at LabAndFurnace.com. The idea itself is actually very simple. Instead of exposing samples directly to the ceramic insulation chamber, the MGQ Series places a removable quartz chamber inside the furnace. At first glance, this may not sound like a dramatic change. However, researchers who regularly work with contamination-generating materials quickly realize how valuable this design becomes in everyday laboratory operation. Easier Chamber Cleaning During Daily Laboratory Use One of the biggest frustrations with conventional ceramic chamber furnaces is cleaning. After repeated heating cycles, fine powder, ash, soot, carbon residue, and contamination gradually build up inside the chamber. Because ceramic insulation surfaces are porous, these materials do not simply sit on the surface - they slowly become embedded into the chamber walls and floor. Researchers often try vacuuming, brushing, or wiping the chamber, but eventually the contamination becomes part of the insulation itself. For laboratories running multiple projects or contamination-sensitive experiments, this creates several problems: Cross-contamination between samples Difficulty maintaining a clean processing environment Increased maintenance time Gradual deterioration of the chamber interior The smooth quartz chamber inside the MGQ furnace changes this experience significantly. Instead of contamination soaking into porous ceramic insulation, the quartz surface allows users to wipe the chamber much more easily after processing. This sounds like a small convenience feature until a laboratory begins using the furnace daily. Then it becomes one of the most appreciated advantages of the entire system. Protection Against Melted Samples and Chamber Damage The benefit becomes even more obvious when unexpected accidents happen during thermal processing. Anyone who has operated laboratory furnaces long enough has likely experienced samples melting, overflowing, or reacting unexpectedly during heating. In conventional ceramic chamber furnaces, molten materials can penetrate directly into the insulation floor. Once this happens, the damage is often permanent. In severe cases, the chamber floor itself may crack or develop holes, requiring expensive repairs or complete chamber replacement. The client specifically emphasized this issue because it is a real maintenance problem many laboratories eventually encounter. The quartz chamber inside the MGQ furnace acts as a protective barrier between the sample and the furnace structure. Instead of molten residue directly attacking the ceramic insulation, the quartz liner helps contain the damage and protect the furnace body. For laboratories processing polymers, fluoropolymers, composites, binders, and aggressive materials, this protection can significantly improve long-term operational reliability. Easier Long-Term Maintenance and Chamber Replacement Another practical advantage is long-term serviceability. With conventional ceramic chambers, once contamination or physical damage becomes severe, repairing the furnace can become difficult and expensive. The MGQ design provides a much more practical maintenance approach. If the quartz chamber eventually becomes worn, contaminated, or damaged after extensive use, researchers can replace the quartz chamber itself without rebuilding the entire furnace structure. This gives laboratories additional peace of mind, especially in busy research environments where downtime can interrupt ongoing projects. Encased Thermocouple for Improved Durability The MGQ Series also improves durability in another area that researchers often overlook until problems occur: thermocouple protection. Many standard laboratory furnaces use exposed thermocouples inside the chamber. Over time, repeated exposure to contamination, aggressive vapors, and harsh thermal environments can damage the thermocouple and reduce reliability. The MGQ Series uses an encased thermocouple configuration designed to better protect the sensor during long-term operation. This becomes particularly beneficial in laboratories running repetitive heating cycles or processing chemically aggressive materials. Better Protection in Corrosive Gas Applications Corrosive and aggressive gases are another major concern in real laboratory environments. Certain materials release reactive vapors during heating, especially fluoropolymers, organic compounds, sulfur-containing materials, and chemical precursors. Over time, these gases can attack heating elements, insulation materials, and internal furnace components. LabAndFurnace.com specifically discusses applications involving corrosive gases and fluoropolymer-related processing because these environments can rapidly shorten the lifespan of conventional furnaces. The quartz chamber inside the MGQ Series helps isolate the processing environment from the furnace structure. By reducing direct exposure of the heating elements and insulation to aggressive vapors, the furnace can maintain better long-term durability and cleanliness. This becomes especially important for research laboratories performing repeated high-temperature processing with chemically reactive materials. Available MGQ Models The MGQ Series is available in multiple chamber sizes including: 5MGQ 14MGQ 27MGQ The furnaces are designed for laboratory thermal processing applications up to 1200°C, with recommended long-term operation below 1000°C. Additional features available on the MGQ Series include: Four-side heating Excellent temperature uniformity PID temperature control Low-noise SSR operation Optional programmable controllers Gas flow support for controlled atmosphere applications Exhaust/outgas port configuration Why Researchers Appreciate the MGQ Design What ultimately makes the MGQ Series attractive is not simply the temperature capability. Researchers appreciate the system because it directly addresses practical problems experienced during real laboratory operation: Easier chamber cleaning Reduced contamination buildup Protection against melt-through damage Better resistance to corrosive processing environments Improved thermocouple durability Easier long-term maintenance Replaceable quartz chamber structure For laboratories processing sensitive, reactive, or contamination-generating materials, the MGQ quartz chamber design provides a cleaner, more serviceable, and more durable approach to high-temperature thermal processing. For detailed specifications and available models, visit LabAndFurnace.com. ### Meeting AMS2750 Class 1 Temperature Uniformity Standards with SH Scientific PDF Meeting AMS2750 Class 1 Temperature Uniformity Standards with SH Scientific In the aerospace industry, precision is a strict regulatory requirement. The standard that governs the temperature management of heat treatment equipment in this sector is AMS2750. For facilities processing mission-critical aerospace materials, managing and documenting your thermal environment is essential. At Lab and Furnace, we partner with manufacturers who engineer equipment capable of meeting these extreme tolerances. Recent Temperature Uniformity Survey (TUS) data confirms that specific SH Scientific custom furnaces deliver the thermal stability required to satisfy AMS2750 Class 1 uniformity parameters. (Note: While the temperature uniformity of these furnaces satisfies Class 1 requirements, full AMS2750 compliance involves additional facility-level protocols, including ongoing sensor calibration and rigorous documentation.) Understanding AMS2750 Core Requirements To maintain strict temperature control, the AMS2750 standard outlines several critical management protocols. Two of the most vital are: TUS (Temperature Uniformity Survey): This requires the user to periodically measure the temperature consistency across the entire working zone of the furnace. Typically, this involves placing sensors at nine distinct points within the chamber to map the thermal environment. SAT (System Accuracy Test): This is a periodic verification of the furnace's sensor accuracy. It is conducted by the user by comparing the readings of the furnace's built-in control sensor against a highly calibrated reference sensor to account for any drift. Based on these measurements, the furnace's thermal environment is categorized into distinct classes: Class 1: ± 3°C Class 2: ± 6°C Class 3: ± 8°C Class 4: ± 10°C Class 5: ± 14°C SH Scientific Temperature Uniformity Test Results To validate their engineering, SH Scientific conducted thorough temperature uniformity tests using Process Temperature Control Rings (PTCR) across multiple points within their furnace chambers. The data below outlines the thermal variance for various muffle and tube furnace models. Aerospace Custom Muffle Furnaces (Class 1 Uniformity) SH-FU-27MG-OM Custom model for Aerospace AMS2750 Class 1 (1200°C Muffle Furnace, 300x300x300mm chamber) Test 1 (600°C Target): Ramp up rate 5°C/min, hold for 2 hours. The average temperature was 650.6°C. Uniformity measured at ± 1.6°C (0.5%), satisfying Class 1. Test 2 (700°C Target): Ramp up rate 5°C/min, hold for 2 hours. The average temperature was 748.4°C. Uniformity measured at + 1.4°C (0.4%), satisfying Class 1. SH-FU-70MGV-OM Large Scale Vacuum Muffle Furnace (1200°C, 415x415x415mm chamber) Test: Multi-stage ramp up to 850°C, hold for 1 hour, followed by a controlled cooling rate to 500°C. Result: The average temperature across measured points was 847.51°C. Uniformity measured at ± 1.95°C (0.5%), satisfying Class 1. Standard High-Temperature Muffle Furnaces SH-FU-27MGQ 1200°C Quartz Chamber Muffle Furnace (300x300x300mm chamber) Test: Ramp up rate 5°C/min to 800°C, hold for 2 hours. Result: The average temperature was 834°C. Uniformity measured at ± 3°C (0.7%). SH-FU-11MS(18) 1900°C Muffle Furnace (200 W x 270 D x 200 H mm chamber) Test: Ramp up rate 10°C/min up to 1600°C, hold for 2 hours. Result: The average temperature was 1644.4°C. Uniformity measured at an exceptional ± 0.6°C (0.1%). Tube Furnaces SH-FU-100LTG (3 Zone) 1200°C 3-zone tube furnace (OD 100mm tube & 600mm hot zone) Test 1: Ramp up rate 5°C/min up to 750°C, hold for 2 hours. The average temperature was 815.35°C. Uniformity measured at ± 7.35°C (1.8%) within a 400mm center area. Test 2: Ramp up rate 5°C/min up to 1000°C, hold for 2 hours. The average temperature was 1065.00°C. Uniformity measured at ± 7.00°C (1.3%) within a 400mm center area. SH-FU-80LTG 1200°C tube furnace (OD 80mm tube & 600mm hot zone) Test: Ramp up rate 5°C/min up to 750°C, hold for 2 hours. Result: The average temperature was 827.9°C. Uniformity measured at ± 6.1°C (1.5%) within a 200mm center area. SH-FU-30TG150 1200°C mini tube furnace (OD 30mm tube & 150mm hot zone) Test: Ramp up rate 5°C/min up to 750°C, hold for 2 hours. Result: The average temperature was 809.8°C. Uniformity measured at ± 9.8°C (1.2%) within a 100mm center area. The Lab and Furnace Approach When you are processing materials where failure is not an option, you need equipment capable of maintaining absolute thermal consistency. The TUS data demonstrates that SH Scientific's specialized aerospace models provide the thermal uniformity necessary to satisfy AMS2750 Class 1 parameters. By delivering a baseline variance of ± 3°C or better, these furnaces provide operators with the stable foundation needed to successfully implement a fully compliant heat treatment program. For more information on configuring an SH Scientific furnace for your precision applications, explore our catalog or contact the technical sales team at labandfurnace.com. ### From Recovered Carbon to High-Purity Graphite PDF From Recovered Carbon to High-Purity Graphite A Practical Thermal Pathway Using Calcination and Graphitization The demand for high-purity graphite continues to grow, especially with the rapid expansion of lithium-ion batteries and advanced materials. As a result, recovering graphite from spent batteries and carbon-based waste is becoming both an environmental priority and a valuable opportunity. The challenge is that recovered carbon is not immediately usable. It often contains binders, electrolyte residues, and disordered carbon structures that limit performance. To turn this material into something useful again, a controlled thermal process is required. A widely used approach involves two main steps: calcination at moderate temperatures, followed by graphitization at very high temperatures. When done correctly, this process can convert low-value carbon material into high-purity graphite suitable for demanding applications. Why Thermal Processing Matters Recovered graphite is typically mixed with impurities and lacks structural consistency. Without further treatment, it cannot meet the requirements of applications such as battery anodes or conductive materials. Thermal processing helps address these issues by removing unwanted compounds and reorganizing the carbon structure. It allows the material to transition from a contaminated and disordered state into a stable and highly ordered graphite form. The key to success is maintaining a clean and controlled environment throughout both stages. (See our PTCR test data for furnace temperature uniformity.) Calcination: Preparing the Material Calcination is the first step in the process. It focuses on cleaning and stabilizing the material before it is exposed to extreme temperatures. What happens during calcination? At temperatures between about 400°C and 900°C, and sometimes up to 1200°C, several important changes take place: Organic binders and residues break down Moisture and volatile compounds are removed Initial carbonization begins The structure becomes more stable This stage sets the foundation for everything that follows. If it is not done properly, impurities and defects can carry over into the next step. Why temperature control is important Uniform heating is critical, especially when working with powders or recycled materials. If heating is uneven, gases can be released too quickly or certain areas can overheat, which may damage the material. This is why many laboratories rely on 1200°C-class muffle furnaces such as the MG Series. These systems are designed to provide: Stable and even temperature distribution Controlled heating profiles with gradual ramping Well-insulated chambers that support consistent processing This level of control helps ensure that the material is properly prepared for graphitization. MG Series: Precision Calcination up to 1200°C | [View Specs] Graphitization: Forming the Graphite Structure After calcination, the material moves into the graphitization stage. This is where the real transformation happens. What changes at high temperature? At temperatures above 2500°C, typically in the range of 2800°C to 3000°C: Carbon atoms rearrange into a layered structure Crystallinity increases significantly Electrical and thermal conductivity improve Chemical stability becomes much higher This is the step that determines the final quality and performance of the graphite. Why a clean high-temperature environment matters At these temperatures, even small amounts of contamination can affect the final product. That is why graphitization is usually carried out under high vacuum or in an inert gas environment such as argon. The heating method also plays an important role. Modern high-temperature systems used for graphitization, including 3000°C-class vacuum furnaces, increasingly rely on induction heating. These systems typically combine: Induction-based heating High-performance graphite insulation Water-cooled vacuum chambers This setup helps reduce contamination risks by avoiding consumable heating elements inside the chamber. It also improves stability and repeatability when operating at extremely high temperatures. 3000°C Vacuum Induction Furnace: Contamination-Free Graphitization | [View Specs] How the Process Comes Together The two stages work together as a continuous pathway: Stage Temperature Range Purpose Calcination Up to 1200°C Removes volatiles and stabilizes carbon Graphitization Above 2500°C Forms crystalline graphite structure Over the course of this process, the material changes from a mixed and disordered state into a highly ordered graphite structure. Where this process is used This approach is used in a variety of applications, including: Lithium-ion battery recycling and graphite anode recovery Synthetic graphite production Carbon fiber processing Biomass-based carbon materials Advanced materials such as CNTs and graphene precursors As industries continue to focus on sustainability, this type of thermal upgrading is becoming increasingly important. The role of furnace technology While the chemistry behind the process is well understood, the quality of the final material depends heavily on the equipment used. Both stages require stable and uniform temperature control, precise heating profiles, controlled atmospheres, and minimal contamination. In practice, this often means using: MG Series muffle furnaces for calcination up to 1200°C Induction-based high-vacuum furnaces capable of reaching 3000°C for graphitization Together, these systems make it possible to carry out the full process with consistency and reliability. Final thoughts Turning recovered carbon into high-purity graphite is not just about recycling. It is about refining and restoring material performance. With the right thermal approach, it is possible to transform low-value carbon into a high-performance material that can be used again in advanced applications. As demand for graphite continues to grow, processes like calcination and graphitization will play an increasingly important role, supported by furnace technologies that provide clean, stable, and precise thermal environments. Ready to Upgrade Your Lab's Capabilities? Whether you are scaling up battery recycling research or developing advanced synthetic graphite, ensuring precise thermal control is critical. ### Custom Thermal Solutions for Rare Earth Recovery: From Lab Scale to Production with SH Scientific PDF Custom Thermal Solutions for Rare Earth Recovery The global transition to electric vehicles, wind energy, and advanced electronics has triggered an unprecedented surge in demand for Rare Earth Elements (REEs) like Neodymium and Dysprosium. As supply chains tighten, the industry is racing to develop novel extraction methods, from refining primary geological ores to pioneering urban mining techniques that recover magnetic materials from e-waste. However, as researchers and metallurgists develop groundbreaking proprietary solvent extraction and calcination processes, they frequently encounter a critical bottleneck: standard, "off-the-shelf" thermal equipment simply cannot survive the harsh chemical and thermal realities of REE recovery. This is where SH Scientific, available directly through LabandFurnace.com, bridges the gap. Specializing in pilot-plant and lab-scale rotary kilns, SH Scientific provides highly customized continuous processing equipment built to withstand the punishing demands of modern mineral processing and rare earth separation. The SH Scientific Philosophy: Engineering for the Research Lab True innovation requires equipment that adapts to specific proprietary processes. Scaling up from the bench to a pilot plant requires precise control over temperature profiles, residence times, and atmospheric conditions. SH Scientific acts as an engineering partner for labs and process engineers. The rotary kilns featured on LabandFurnace.com serve as a robust baseline that can be entirely customized. Whether a process requires specific multi-zone heating configurations (ranging from 2 to 8 independent heating zones), quartz view ports for real-time monitoring of sample distribution, or heating jackets to prevent tar and vapor condensation, the engineering team works directly with clients to build out exact thermal solutions. Real-World Applications: Custom Thermal Solutions in Action SH Scientific rotary kilns are currently powering advanced REE recovery and processing facilities in North America. Here is how custom configurations adapt to distinct, high-stakes industrial applications: 1. Scaling Up Urban Mining and Magnet Recycling A leading innovator in the e-waste recycling sector required a highly reliable thermal solution to scale their proprietary method for recovering Neodymium and Dysprosium from end-of-life magnets. Their complex process involves several aggressive stages: removing standard nickel plating, crushing the magnets, extracting materials using a proprietary solvent, and filtering the elements. The critical final step is calcination, which converts the rare earth formats into highly valuable rare earth oxides. To achieve this, they utilized a system akin to SH Scientific's 1200°C Rotary Tube Furnace (Lab Scale Rotary Kiln). Capable of sustaining precise, uniform temperatures at the required 900°C, models like the 100RTG or 120RTG deliver the exact thermal environment, programmable segments, and controlled atmospheric conditions needed to maximize oxide yield. 2. Tailoring Equipment for Primary Ore Processing A major North American mineral processing facility approached SH Scientific with a different challenge. They process raw bastnaesite ore and required a continuous, high-throughput thermal system. Refining this raw ore requires immense structural robustness to handle continuous operational loads, with working temperatures typically maxing out around 800°C. By deeply understanding their operational workflow, SH Scientific delivered a solution mirroring our Pilot Plant Rotary Kiln. Systems like the 267RTG (featuring up to 8 independent heating zones and a 1000°C max temperature) are designed to operate continuously. They feature adjustable incline angles and rotation speeds to fine-tune residence time, maximizing yield without the frequent maintenance downtime that plagues standard equipment under similar thermal stress. Solving the Material Challenge: Upgrading to Premium Alloys Why do both ore processors and magnet recyclers struggle with standard kilns? The answer lies in the chemistry. The off-gassing from chemical extraction and calcination processes creates highly corrosive environments inside the kiln tube. Combined with sustained high temperatures, these harsh conditions lead to rapid thermal fatigue and material degradation. When both of the aforementioned facilities ordered their kilns, they made the same specific engineering request to address these two core challenges: Corrosion Resistance and Robustness. The Industry Standard: To meet these demands, both clients specifically requested Stainless Steel 310S tubes. SS 310S is heavily utilized by SH Scientific as the standard for pilot plant rotary kilns (such as the 267RTG model, which features a heavy-duty 267.4mm OD 310S tube). It provides exceptional structural robustness and a high degree of baseline resistance against corrosive off-gassing, making it a reliable workhorse for continuous heating up to 1000°C. The Premium Customization: As extraction processes become even more chemically aggressive, standard stainless steel is not always enough. SH Scientific is proud to provide custom-fabricated rotary kilns equipped with Inconel and Nickel tubes. If a specific solvent, feed material, or calcination process releases severe corrosive gases, we can provide the exact premium alloy required. Upgrading to Inconel or Nickel tubes offers unparalleled resistance to chemical attacks, drastically minimizing downtime, preventing tube degradation, and securing the long-term longevity of the thermal equipment. Your Partner in Thermal Processing Scaling up rare earth extraction, whether refining bastnaesite ore or recovering magnetic alloys from urban waste, requires uncompromising thermal equipment. The furnace is the heart of the operation, and it must be built to handle the heat, the throughput, and the specific chemistry of the process. Ready to scale your rare earth processing capabilities? Visit our Rotary Tube Furnace page to explore baseline 1200°C and 1500°C Lab Scale models, as well as our Pilot Plant configurations or contact us for a custom consultation, and let SH Scientific build the exact thermal solution your research demands. ### Quartz Chamber Vacuum Muffle Furnace vs. Vacuum Tube Furnace What is the main structural difference? A Vacuum Tube Furnace uses a cylindrical tube, often made of quartz or alumina, as the heating chamber. A Quartz Vacuum Muffle Furnace uses a rectangular, box-shaped quartz chamber. On Lab & Furnace’s website, these two systems are presented as different chamber formats designed for different types of sample handling and process needs. Which one offers more space for samples? A Quartz Vacuum Muffle Furnace typically offers more usable chamber volume for many sample types because of its rectangular layout. Tube furnaces are more limited by tube diameter, which often makes them a better fit for smaller batches or long, narrow samples. Which system achieves a cleaner vacuum? A Vacuum Tube Furnace is typically better suited for deeper-vacuum applications, while quartz vacuum muffle furnaces are often positioned for controlled-atmosphere processing and clean handling of sensitive materials. Lab & Furnace’s vacuum tube furnace category also references optional high-vacuum configurations, which supports this distinction. How does sample purity compare? Both systems support high-purity processing, but the Quartz Vacuum Muffle Furnace is designed to reduce contamination associated with standard ceramic chambers by using a fully enclosed quartz chamber. Lab & Furnace describes the quartz chamber design as a non-contaminating option for sensitive work, including semiconductor and battery-related applications. Which is easier to load and unload? A Quartz Vacuum Muffle Furnace is often easier to load and unload because of its front-opening chamber design. By comparison, tube furnaces usually require samples to be inserted into a long, narrow tube, which can be less convenient when handling multiple crucibles or delicate materials. ### Why gas control options matter If your experiment relies on a controlled atmosphere, gas control often determines repeatability. Two options commonly requested on advanced tube furnaces are MFC and BPR. Both are listed as available options for this series. What an MFC helps you do A mass flow controller helps you set and reproduce gas flow rates programmatically. This is useful when gas ratios matter, when you want recipe automation, and when multiple users need to reproduce the same gas conditions. What a BPR helps you do A back pressure regulator helps you maintain a controlled pressure condition. This is useful when you need stable backpressure during gas flow or when you operate under controlled overpressure conditions. Quick selection checklist Choose MFC if you need reproducible flow setpoints, gas ratios, and automated recipes Choose BPR if pressure stability matters or if you need controlled backpressure or overpressure Choose both if you need both reproducible flows and stable pressure Confirm all gas and vacuum requirements with your lab safety and facilities team Related quartz hardware options Quartz gas diffuser and quartz wafer carrier are also listed as options. A diffuser can support more uniform distribution, and a wafer carrier improves repeatable placement for wafer or fixture-based work. ### Two modes, two kinds of experiments RTCVD furnaces are designed to support both rapid thermal RTCVD workflows and conventional CVD workflows. The operation guidance describes two operation modes: automatic mode optimized for rapid thermal RTCVD processes and manual mode optimized for conventional CVD processes. When automatic mode is the right choice Use automatic mode when the timing of exposure to the hot zone matters. In the automatic workflow, the furnace ramps and stabilizes, moves into position to begin rapid heating of the material, and then moves away to begin rapid cooling when the hold time ends. This is a good match when you need repeatable timing across many runs and when you want rapid transitions to reduce uncontrolled tail-end reactions. When manual mode is the right choice Use manual mode when you want conventional ramp and soak behavior and when the process is not sensitive to rapid transitions. Manual mode is useful for longer holds, slow ramps, and recipes that prioritize steady-state conditions over rapid thermal transitions. Practical advice for shared labs Document which mode is approved for each recipe Standardize purge and atmosphere conditioning steps before heating Train users on ramp guidance to protect heater elements If multiple users will share the tool, prioritize repeatability over maximum speed Ramp guidance For heater durability, the operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate. ### What lab managers need that papers do not mention In shared labs, the cost is not only purchase price. It includes training, repeatability across users, downtime, and avoidable damage from inconsistent operation. A good platform makes it easier to standardize recipes and reduces user-dependent variability. Automation and recipe discipline The platform supports dual modes: automatic mode for rapid thermal RTCVD cycles and manual mode for conventional CVD operation. This is useful when a facility supports both rapid recipes and longer steady holds. A programmable preheating stage is intended to establish the desired atmosphere before rapid heating begins. This helps facilities standardize purge and atmosphere conditioning steps. Safety devices and facility planning basics Safety devices listed include: electric leakage circuit breaker and over temperature controller Electrical requirements (100TG200-3): 220V, 50/60Hz, 1 phase, 26A Heater capacity: 2.0 kW x 3 zones (6.0 kW total) Option planning: decide early MFC, BPR, quartz gas diffuser, and quartz wafer carrier are listed as options. When deciding on a configuration, align options to user needs: If multiple groups will share gas recipes, MFC helps. If experiments require controlled backpressure or overpressure, BPR helps. If users run wafers or fixtures, a wafer carrier improves consistent placement. If gas distribution is a known variable, a quartz diffuser can help. Ramp guidance to include in training The operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate. Including this as a rule in SOPs helps protect heating elements and reduces unplanned downtime. ### Thin films often fail on repeatability, not temperature For photovoltaics and optoelectronics, performance is tied to interfaces, defects, and composition. That makes repeatable thermal history a core requirement. In many labs, variability comes from cool-down behavior, atmosphere differences, and user timing rather than from maximum temperature capability. Why RTCVD architecture fits these workflows RTCVD is positioned as designed for high-purity thin film deposition using rapid heating technology in controlled atmospheres, and short thermal cycles are described as helpful for minimizing diffusion and defects. The furnace-movement design supports rapid thermal transitions without relying on a lamp-based RTP system. Core configuration details RTCVD100TG200-3 supports a 1200 C maximum temperature, a 100 mm tube configuration, and three independent 200 mm zones for a 600 mm heated length. This combination supports R&D workflows where larger fixtures or multiple samples benefit from a longer controlled region. Atmosphere and gas control options to highlight Photovoltaics and optoelectronics recipes often benefit from stable, documented gas conditions. Vacuum and inert atmosphere operation are highlighted, and MFC and BPR are listed as optional capabilities. If multiple teams will share the furnace, consider options that make recipe conditions repeatable across users. Operational note: ramp guidance For heater durability, the operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate. ### Why 3-zone control matters for CVT and crystal growth Many crystal growth and transport experiments depend on a defined axial profile. Multi-zone control provides flexibility to shape temperature along the tube and to keep a profile stable during long holds. What the RTCVD100TG200-3 provides for gradient-driven workflows RTCVD100TG200-3 provides three independent 200 mm zones for a 600 mm heated region, with programmable control. This geometry can be used to define a source region, gradient region, and growth region along the tube axis. What RTCVD adds beyond multi-zone heating In static setups, the end of an experiment often involves turning power off and waiting while reactions continue under changing conditions. RTCVD adds movement-based transitions so sample exposure can be changed as part of the recipe. In automatic mode, the system ramps and stabilizes, moves into position for rapid heating, and moves away to begin rapid cooling at the end of the hold. For many labs, that makes termination behavior more consistent than a long passive cool-down. Atmosphere and pressure options that match transport workflows Vacuum and inert atmosphere operation are supported, and MFC and BPR are listed as optional components. For gradient-based experiments, stable gas delivery and controlled pressure can be as important as temperature setpoints. Operational note: ramp guidance For heater durability, the operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate. ### Cooling is part of the recipe in 2D materials For graphene and many TMDC workflows, cool-down is not just waiting time. It can influence phase behavior, defect evolution, and surface reactions with residual gases. When different users cool differently, results drift and optimization slows. Why furnace movement helps in real labs The RTCVD architecture uses a movable furnace body so hot-zone exposure can be programmed and repeated. In automatic mode, the furnace ramps and stabilizes, moves into position to begin rapid heating of the material, then moves away to begin rapid cooling at the end of the hold. This makes recipe timing more consistent and reduces uncontrolled tail reactions during slow cool-down. Configuration details that matter for 2D workflows This model supports a 100 mm tube configuration with a 600 mm total heated length (200 mm x 3 zones) and a 1200 C maximum temperature. That combination is useful when you run multiple samples, use larger fixtures, or need a longer controlled region. Atmosphere conditioning and optional gas control A programmable preheating stage is intended to establish the desired atmosphere before rapid heating begins. For 2D materials, controlling trace oxygen and moisture can matter. Options such as MFC and BPR can help standardize gas delivery and pressure behavior from run to run. Quartz fixtures such as a diffuser and wafer carrier can also improve consistency. Operational note: ramp guidance The operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate for durability. Use movement-based exposure for rapid thermal effect while keeping heater ramp behavior conservative and repeatable. ### Why semiconductor teams care about short thermal cycles In semiconductor process development, thermal budget drives outcomes. Extra time at elevated temperature can increase dopant diffusion, broaden interfaces, and raise defect risk. That is why teams look for rapid thermal workflows that deliver the needed chemistry while limiting time at temperature. What the RTCVD100TG200-3 provides RTCVD100TG200-3 combines a 1200 C capability with three independent heating zones (200 mm each, 600 mm total heated length) and a 100 mm tube configuration. This supports repeatable thermal processing for R&D scale devices and test structures. Rapid thermal behavior by furnace movement The differentiator is the furnace-movement design used to control when the sample is inside or outside the hot zone as part of the recipe. In automatic mode, the furnace ramps and stabilizes, moves into position for rapid heating, and then moves away to begin rapid cooling at the end of the hold time. This helps reduce variability caused by manual timing and inconsistent handling. Where 3-zone control helps Three independent zones can support longer samples and fixtures, and can also be used to shape axial profiles when a process benefits from a structured temperature layout. If your team is moving from a short hot zone to a longer one, the 600 mm heated length is an important practical difference. Atmosphere and gas control options to consider MFC (optional): improve repeatability of gas recipes and enable programmable flow setpoints BPR (optional): help maintain controlled backpressure or overpressure conditions Quartz diffuser and wafer carrier (optional): improve gas distribution and sample placement consistency Operational note: ramp guidance The operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate for durability. When planning recipes, use movement-based exposure for rapid thermal effect and keep heater ramp behavior within manufacturer guidance. ### Why cooling matters as much as heating In advanced materials synthesis and thin film processing, most labs focus on the heat-up and dwell steps. But the cooling step often becomes the uncontrolled part of the experiment. That matters because outcomes can be set during cool-down, including phase stability, dopant distribution, defect evolution, and interfacial reactions. If cool-down varies with load size, tube condition, ambient airflow, and operator behavior, reproducibility suffers. What the RTCVD100TG200-3 is RTCVD100TG200-3 is a rapid thermal CVD tube furnace platform built around a movable furnace body. The key idea is simple: change sample exposure to the hot zone as part of a programmed recipe, instead of relying only on passive cooling after power-off. How the furnace moves to control heating and cooling Traditional tube furnaces have a fixed hot zone. Even after heater power is reduced, the sample still sees a large thermal mass and radiative heat. In the RTCVD approach, the furnace body moves relative to the process tube. The automatic mode sequence is designed so the furnace ramps and stabilizes, moves into position to begin rapid heating of the material, then moves away to begin rapid cooling at the end of the hold time. This motion is part of the thermal history and can be automated as a repeatable recipe step. Operating modes: automatic vs manual Automatic mode: optimized for rapid thermal RTCVD cycles Manual mode: optimized for conventional CVD operation Both modes use programmable control so labs can standardize recipes across users. Verified specification snapshot (manufacturer listing) Max temperature: 1200 C Tube diameter configuration: 100 mm Heating zones: 200 mm x 3 zones (600 mm heated length) Controller: programmable controller (SP 570) Sensor: K type Heater capacity: 2.0 kW x 3 zones (6.0 kW total) Heater element: Kanthal A-1 Insulation: ceramic board and wool Electrical requirements: 220V, 50/60Hz, 1 phase, 26A Safety devices: electric leakage circuit breaker, over temperature controller Options listed: MFC, BPR, quartz gas diffuser, quartz wafer carrier Atmosphere control and option planning Many experiments require more than temperature. They require repeatable gas delivery and a controlled atmosphere. Optional components such as MFC (for precise gas flow control) and BPR (for controlled backpressure or overpressure), as well as quartz hardware such as a gas diffuser and wafer carrier, can support more repeatable results. Options vary by configuration, so confirm what is included and what is optional for your quote. Ramp strategy and heater durability Rapid thermal behavior does not mean forcing heating elements to ramp aggressively. The operation guidance recommends avoiding sharp, rapid increases in temperature and suggests about 15 C per minute as an ideal ramp-up rate for durability. Many labs use the movement-based exposure of the sample to achieve rapid thermal processing effects while keeping the furnace ramp profile conservative and repeatable. Typical application areas Common application fields include semiconductor thin films, doping processes, oxide and nitride films, advanced materials such as graphene and nanostructures, photovoltaics, display and optoelectronics, and aerospace and energy device coatings. When this model is a good fit You need rapid heating and rapid cooling behavior driven by furnace movement and programmable control You need 3-zone control across a 600 mm heated length You need a 100 mm tube configuration for larger sample fixtures or multiple samples You want a single platform that can support both rapid thermal RTCVD cycles and conventional CVD operation ### The Geometry of Quenching: Why SH Scientific RTCVD Unlocks "Real" Rapid Thermal Processing In the fabrication of silicon microelectronics and MEMS devices, thermal management is not merely about reaching a temperature; it is about strictly controlling the time at temperature. This concept, known as the "thermal budget," dictates the performance of every transistor and contact. Whether activating dopants or sintering metal contacts, the goal is often the same: get heat into the wafer to trigger a specific reaction, and then remove it instantly to stop unwanted diffusion. For decades, researchers have faced a hardware gap. Standard diffusion furnaces provide uniformity but are too slow, leading to "smeared" dopant profiles. Industrial lamp-based Rapid Thermal Processing (RTP) tools offer speed but are notoriously expensive and difficult to calibrate for different wafer emissivities. The SH Scientific Sliding Tube Furnace bridges this gap. It delivers the kinetic control required for semiconductor R&D not through complex lamp arrays, but through "Reasonable Design": a calculated combination of a sliding furnace architecture and an extended tube geometry that enables "Real" Rapid Thermal Processing. The Engineering of "Real" Rapid Cooling To understand why this system succeeds where standard furnaces fail, one must look at the physical footprint. In many lab furnaces, "rapid cooling" is a marketing term that simply means turning off the power and opening a vent. This is insufficient for semiconductor work because the sample remains trapped inside a hot ceramic chamber that acts as a thermal battery, radiating heat for hours. The Geometric Necessity of Space This system is designed around a fundamental physical truth: to stop a thermal reaction instantly, you must physically separate the sample from the heat source. This requires space. The system features an extended rail mechanism and a quartz tube significantly longer than the heating element itself. The Heated Zone: The furnace body typically contains three independent heating zones. The Cooling Zone (Parking Area): The rail system allows the furnace to travel a distance greater than its own length. This Reasonable Design ensures that when the furnace slides away, it completely clears the sample position. The wafer is not left in the "shadow" of the hot zone. Instead, it is left suspended in the center of the quartz tube, surrounded only by ambient air. This physical decoupling allows for cooling rates that effectively "freeze" the state of the silicon device, preserving the atomic structure engineered at peak temperature. This is the core mechanism that makes Rapid Thermal Processing possible in a tube furnace format. Flash Annealing for Dopant Activation This geometric advantage allows for precise control over dopant activation. After ion implantation, atoms like Boron or Phosphorus sit in interstitial sites where they are electrically inactive. To activate them, the lattice must be healed at high temperatures, typically between 900 and 1100 degrees Celsius. However, if the heating ramp is slow, the dopants will diffuse vertically and laterally before the lattice heals, destroying the shallow junctions required for high-speed devices. The extended rail design allows the Parking Area to serve as a "Pre-Heat Staging Zone." The furnace heats to the target temperature while parked away from the sample, leaving the wafer safely in the cold zone. Once stable, the automation slides the pre-heated furnace over the wafer, creating a near-instantaneous step-function in temperature. The lattice heals and dopants activate within seconds before the furnace slides away immediately. This "Step-and-Slide" capability mimics the performance of industrial Rapid Thermal Processing tools, creating sharp, highly activated junctions without the complexity of flash lamps. Silicide Contact Formation The same kinetic control applies to the formation of low-resistance contacts. Reacting metals like Titanium or Nickel with silicon to form silicides is highly phase-sensitive. For example, forming the low-resistance C54 phase of Titanium Disilicide requires a precise thermal soak followed by a rapid exit to prevent agglomeration. The system's 3-zone control ensures that the temperature is perfectly flat across the entire wafer surface, ensuring phase transformation happens uniformly from the center to the edge. Simultaneously, the sliding mechanism allows for the "Instant Termination" of the sintering process. By sliding the furnace to the Parking Area, the reaction stops dead, preventing the over-growth of the silicide or the formation of unwanted high-resistance islands. Oxide Interface Control The value of this kinetic control extends to dielectric growth as well. Growing ultra-thin thermal oxides or annealing Atomic Layer Deposition (ALD) dielectrics requires strict control over interface quality. In a static furnace, the cooling phase acts as an uncontrolled growth period, adding unpredictable thickness to the oxide layer. By utilizing the "Real" rapid cooling provided by the decoupled design, researchers can achieve digital control over oxide thickness. The reaction ends exactly when the dwell time expires, ensuring that the final film thickness matches the calculated target. Geometry is Performance This level of digital control over thin films highlights a broader truth about equipment design in this sector: geometry is performance. The SH Scientific Sliding Tube Furnace demonstrates that meeting the strict thermal budgets of modern silicon devices does not always require the complexity and maintenance costs of lamp-based systems. By implementing a "Reasonable Design", specifically, an extended tube and rail system that provides the necessary space for total thermal decoupling, the system transforms the humble tube furnace into a precision kinetic instrument. For the semiconductor researcher, this geometric advantage is what finally bridges the gap between basic laboratory equipment and industrial precision, unlocking the benefits of Rapid Thermal Processing for the R&D environment. ### The 3000C Mandate: Why Legacy Furnaces Invalidate High-Tech R&D In today's high-stakes semiconductor and advanced battery industries, research is defined by atomic-level purity. The new, non-negotiable benchmark is 5N (99.999%) to 6N (99.9999%) purity, a standard that has rendered traditional graphite resistance (Acheson) furnaces obsolete. These legacy furnaces are no longer just inefficient; they are an active source of contamination and data invalidation. At SH Scientific, our research into this problem has directly driven the engineering of our advanced furnace solutions. Here is a concise breakdown of the critical failures of legacy technology. 1. The Semiconductor "Glass Ceiling" (2500C) Semiconductor-grade crucibles demand 5N-6N purity. Any impurity will leach into the molten silicon, causing chip failure. The problem is that traditional 2500C furnaces cannot remove the most damaging impurities: refractory carbides. Impurities like Boron (B) and Titanium (Ti) form stable carbides that only vaporize at 2800C to 3000C. A 2500C furnace leaves these contaminants behind. Therefore, a 3000C capability is not "overkill"; it is the specific technical requirement to make clean semiconductor materials. 2. The Acheson Furnace Flaw: "Uneven" Heating Battery anode performance is dictated by its crystal structure, or "degree of graphitization." This optimal structure only forms at temperatures between 2500C and 3000C. Legacy Acheson furnaces are notorious for severe thermal non-uniformity, with documented "uneven temperature distributing" and "gradients". This thermal chaos creates an inconsistent product within the same batch, making R&D data non-repeatable and worthless. Precision control, like the "+/- 1C" of a modern furnace, is essential for valid science. 3. The Catalytic Killer: Self-Contamination Traditional furnace heating elements are "consumable" and "thermally decay," releasing "graphite dust" and "Fe metal impurities" into the chamber. In battery R&D, this iron is a catalyst for "parasitic reactions" that consume the electrolyte and can lead to "thermal runaway": a catastrophic cell fire. Worse, this contamination creates false positives. A 2024 study found that "promising initial cycling" was actually an illusion caused entirely by a "competing side reaction" from an iron impurity. The "dirty" furnace had invalidated the entire experiment. 4. The Checkmate: Structural Obsolescence The final, definitive failure is in the design. To remove boron for semiconductor-grade graphite, corrosive halogen gases (Chlorine or Freon) are mandatory. A traditional resistance furnace, with its exposed internal elements, would be catastrophically degraded by this process. It would destroy itself. The only furnace design suitable for this process is a Vacuum Induction Furnace. Its non-contact heating coil is outside the chamber, allowing it to safely heat a "closed retort" or "encapsulated" hot zone, protecting the components. The evidence is clear: legacy furnaces are technically disqualified from serious semiconductor and battery R&D. They fail on five key points: Incompatible Design: Cannot handle mandatory halogen gas purification. Self-Contamination: Introduce iron and graphite dust. Insufficient Temperature (Purity): Cannot break down 3000C refractory carbides. Insufficient Temperature (Synthesis): Cannot create high-performance 2500C+ graphite crystals. Invalidated Data: "Uneven" heating makes results non-repeatable. At SH Scientific, we studied these failure points and engineered the direct solution. The SH Scientific 3000C Vacuum Induction Furnace is the platform for modern materials science precisely because it solves all five of these challenges. Its 3000C capability, non-contact induction design, and precision PID control (+/- 1C) provide the clean, stable, and reliable foundation that modern R&D demands. ### Beyond 2500°C: The Dual-Product Revolution in Clean Hydrogen and High-Purity Graphite The global push for decarbonization has ignited a search for two critical materials: clean hydrogen and high-purity graphite. A single process, methane pyrolysis, promises to deliver both. By splitting methane (CH4) in an oxygen-free environment, this process yields pure hydrogen gas (2H2) and solid carbon (C). But this "carbon" is not all the same. The value of this process, and its ability to solve critical supply chain issues, is determined entirely by the purity and structure of that final carbon product. The Purity Challenge: Not All Carbon Is Created Equal There is a vast difference between low-grade and high-value carbon: Low-Grade Carbon Black: This can be produced at relatively low temperatures (under 900°C). It is a commodity product, but it is not suitable for high-tech applications. High-Value Graphitic Carbon: This is the material required for advanced applications. The specifications are non-negotiable: Battery-Grade Graphite: Requires 99.95% or greater purity. Semiconductor/Optics-Grade Graphite: Demands extreme purity of 99.999% or greater with less than 10 ppm (parts per million) of metallic impurities. To achieve this level of purity, the process must be catalyst-free. Any metallic catalyst (like nickel or iron) used to lower the reaction temperature will inevitably contaminate the final product, rendering it useless for semiconductor or advanced battery applications. The 2500°C Threshold: Heat Becomes the Catalyst So, how do you achieve a high-purity, catalyst-free reaction? The answer is temperature. As confirmed by recent research (such as a 2025 review in the journal Energy & Environmental Science, [D4EE06191H]), at temperatures above 2500°C, the intense thermal energy alone is enough to drive the reaction efficiently. Heat itself becomes the catalyst. At this "ultra-high" temperature, two crucial events occur: Catalyst-Free Purity: No metallic catalysts are needed, eliminating the primary source of contamination. Full Graphitization: The carbon atoms rearrange themselves into the highly ordered, crystalline structure of true graphite. This non-catalytic, ultra-high-temperature process is the only known pathway to commercially produce 99.999% or greater pure graphitic carbon while co-producing clean hydrogen. The Commercialization Wall: The Failure of Traditional Furnaces This is where the technology faces a critical bottleneck. The most common tool for high-temperature processing is the traditional graphite furnace, which uses graphite resistance heating elements. This technology is fundamentally unsuitable for this advanced application, not just technically but also economically. Temperature Limits: These furnaces struggle to reliably operate above 2000°C and are practically limited to 2500°C at best. They cannot sustain the 2500–3000°C range needed for full, consistent graphitization. Contamination Risk: The graphite heating elements themselves degrade, oxidize, and break down. This process releases carbon particles and impurities, actively contaminating the high-purity product. Crippling Total Cost of Ownership (TCO): The initial purchase price (CAPEX) of a traditional furnace is deceptive. Its true cost lies in the operational expenditure (OPEX): the constant purchase of replacement heating elements, the labor costs for maintenance, and the massive financial losses from process downtime. The Breakthrough: The SH Scientific 3000°C Induction Furnace The solution lies in a different heating technology: Induction Heating. SH Scientific's 3000°C Vacuum Induction Furnace is engineered specifically to overcome all the challenges that traditional furnaces cannot. It uses a powerful electromagnetic field to heat the material directly, eliminating the need for consumable heating elements. This design provides the critical advantages needed for modern methane pyrolysis: Ultra-High Temperature Operation: It is designed to operate comfortably at 2500°C and all the way up to 3000°C, ensuring full graphitization. Absolute Purity via Thermal Uniformity: The induction design eliminates contamination from degrading elements. More importantly, it provides exceptional thermal uniformity across the entire reaction zone. This is critical: inconsistent heating leads to inconsistent graphitization, lower yields, and a final product that fails to meet purity specifications. Unmatched Durability & Low TCO: The semi-permanent induction coil is not a consumable. This design eliminates the primary failure point, slashing maintenance costs and maximizing uptime. The result is a dramatically lower and more predictable Total Cost of Ownership. Controlled Atmosphere & Process Integration: The system is a high-vacuum furnace (e.g., 10-4 torr) built to handle methane gas input, manage by-product outgassing, and facilitate the safe extraction of both solid carbon and hydrogen gas, making it ready for integration into a complete production line. Unlocking the Research That Precedes Commercialization The transition to electric vehicles and advanced semiconductors represents a multi-billion dollar opportunity. But before any giga-factory can be built, the fundamental science must be perfected. This critical R&D work cannot be done with compromised tools. A traditional furnace is an instrument of compromise, guaranteeing contamination and limiting the scope of discovery. SH Scientific's 3000°C Vacuum Induction Furnace is a mandatory device for the science community investigating this field. It is engineered to provide the stable, ultra-pure, ultra-high-temperature environment necessary to conduct this vital research. It is the enabling tool that allows scientists to move beyond theoretical models and develop the foundational, scalable data that will one day unlock the new graphite and hydrogen economy. ### Real-World Performance: SH Scientific's Large-Capacity High-Vacuum Muffle Furnace At SH Scientific, we recognize that for materials science researchers, process control and repeatability are paramount. To provide the scientific community with reliable, real-world benchmarks, this report presents internal test data on the performance of our SH-HV40T turbo-molecular pump system. This data is intended to help researchers select equipment that ensures process integrity and consistent results, especially when working with large-volume vacuum furnaces. This report details the validated performance of our SH-HV40T turbo-molecular pump system when paired with our 31-liter SH-FU-31MGV vacuum muffle furnace (315 x 315 x 315 mm chamber), highlighting its capabilities for advanced research applications. The Challenge: Achieving a Stable High Vacuum in Large Chambers A stable, high vacuum environment is crucial for developing advanced materials, as it prevents unwanted reactions with atmospheric gases. While small quartz tube furnaces work well for reaching a deep vacuum quickly, their size limits sample throughput and geometry. Large chamber muffle furnaces are necessary for processing bulky components or larger batches, but their significant internal surface area, particularly porous ceramic insulation, presents a major outgassing challenge, making it difficult to achieve and maintain a stable high vacuum. Our Protocol for Validated Data To generate data that researchers can rely on, we followed a thorough, step-by-step protocol. System Configuration: The test utilized an SH-FU-31MGV furnace with an upgraded ISO 100 vacuum port to ensure maximum pumping efficiency. The primary system was the SH-HV40T, a 6-inch turbo-molecular pump paired with a 312 L/min oil rotary vane pump, valued for its clean and rapid high-vacuum performance. For comparison, an SH-HV100, an 8-inch diffusion pump with a 960 L/min oil rotary vane pump, was also tested. Furnace Bakeout: To minimize outgassing, the furnace underwent a critical 48-hour bakeout at 600°C under continuous vacuum. This process is vital for removing adsorbed moisture and other volatile contaminants from the porous ceramic, enabling the system to reach a deeper and more stable ultimate vacuum. Test Conditions: After the bakeout, the chamber was purged with dry nitrogen. The pump-down test was then conducted at room temperature with no load or heating to isolate and measure the performance of the vacuum system itself. Pump warm-up times were excluded from the measurements. Validated Performance Results Our tests produced clear, quantitative data on the system's real-world capabilities. The data below summarizes the key performance milestones for both the turbo-molecular and diffusion pump systems. SH-HV40T (6” Turbo-Molecular Pump + 312 L/min Rotary Pump) Atmospheric Pressure to 2.0×10−4 Torr: 90 minutes 2.0×10−4 Torr to 7.5×10−5 Torr: 90 minutes Total Time to Ultimate Pressure: 3 hours Note: The system was unable to reach the 10−6 Torr range. SH-HV100 (8” Diffusion Pump + 960 L/min Rotary Pump) Atmospheric Pressure to 5.0×10−4 Torr: 100 minutes Note: The system was unable to reach the 10−5 Torr range. The results confirm the SH-HV40T turbo-molecular pump achieves a significantly deeper vacuum, a critical factor for providing the stable environment required for sensitive research applications. Applications for the Modern Research Laboratory A furnace system that can reliably achieve a validated vacuum in the mid-10−5 Torr range is an essential tool for innovation. This level of performance enables stable and repeatable processing for: Novel Alloy and Metallurgy Research: In processes like sintering, annealing, and brazing of reactive metals (e.g., titanium), a stable high-vacuum environment is non-negotiable. It prevents oxidation and nitridation, ensuring the final material achieves its desired mechanical properties and microstructure without contamination. Advanced Battery Development: The development of next-generation battery technologies requires strictly controlled processing environments. This furnace system provides the stable, inert atmosphere needed for drying electrode plates, sintering high-nickel cathode materials without oxidation, and preparing solid-state electrolytes in a moisture-free vacuum. Ceramics and Composite Synthesis: When synthesizing high-performance technical ceramics, a controlled atmosphere is essential for preventing defects like porosity, which compromise material strength. The clean, stable vacuum of this system minimizes reactions with residual gases, ensuring uniform densification and predictable material properties. Professional Recommendations for Researchers This data confirms that the SH-HV40T turbo-molecular pump system can reliably produce a stable high-vacuum environment in the mid-10−5 Torr range, even in a large, outgassing-limited furnace. For Processes Requiring a Stable High Vacuum: For applications where preventing oxidation and ensuring process repeatability are critical, the SH-HV40T is the superior choice. Its clean, hydrocarbon-free operation and ability to achieve a deeper ultimate vacuum deliver the stable environment necessary for advanced materials research. For Other Vacuum Muffle Furnace Models (1500°C 18.7MHV, 1800°C MSV series): For larger furnaces, we recommend the SH-HV40T for processes requiring the 10−5 Torr range. Expect pump-down times to be approximately 30 to 50 minutes longer than those recorded here. We understand that researchers often face unique challenges. Based on our extensive internal data, the engineering team at SH Scientific can provide expert recommendations to ensure you select the optimal system configuration for your specific experimental needs. ### Turning Research Challenges into Results with SH Scientific Vacuum Muffle Furnaces At SH Scientific, our goal isn't just to provide equipment but to deliver systems that solve real research problems. Many labs struggle with scaling experiments while maintaining the same high vacuum state they achieve in a benchtop tube furnace. Our large capacity vacuum muffle furnace, combined with the SH-HV40T turbomolecular pump, bridges that gap by offering both size and a stable high vacuum environment. Enabling Larger Experiments Without Compromise Researchers often outgrow small chambers once they need to test bigger parts or process multiple samples at once. With a 31 liter chamber, our vacuum muffle furnace provides the space to: Sinter, anneal, or heat treat full size alloy specimens. Run batch trials for batteries or ceramics under identical conditions. Prepare bulk samples with the same high vacuum environment used in small scale trials. This combination allows labs to move beyond early trials and work at a pilot scale without changing the integrity of the research atmosphere. How a Stable High Vacuum Protects Materials The turbomolecular pump creates a stable vacuum in the 10−5 Torr range, which is essential for the precise processing of sensitive materials. This stable environment prevents unwanted atmospheric reactions. Metals: Titanium, zirconium, and other reactive alloys can be processed without forming surface oxides or nitrides. Batteries: Cathodes, anodes, and electrolytes can be manufactured in a dry, oxygen free environment, improving long term reliability. Ceramics: Technical ceramics and composites develop fewer defects such as porosity, resulting in stronger and more consistent properties. This isn't just about numbers on a pressure gauge. It’s about ensuring that your research produces materials with the correct structure and performance. Practical Gains for Your Research Beyond the technical details, this system provides practical advantages for your lab: Process Scalability and Consistency: Large samples and multiple pieces can be processed in the same stable vacuum environment, reducing variability between trials and ensuring consistent results. Higher Throughput: Faster and repeatable vacuum cycles allow more experiments to be completed each week. Cross Disciplinary Use: One system supports metallurgy, energy storage, advanced ceramics, and other areas, cutting down on redundant equipment. Smoother Path to Production: By running larger volumes at the research stage, the transition to manufacturing becomes easier. Designed for Real Laboratories Every lab faces unique challenges, and our engineering team works directly with clients to configure the system for their specific needs. Whether the goal is to protect reactive alloys, build longer lasting batteries, or produce defect free ceramics, our vacuum furnace and turbo pump system provide the foundation for reliable and repeatable results. ### Case Example: Advancing Battery Research with SH Scientific Vacuum Muffle Furnace The Client Challenge A university energy research center was developing solid state lithium batteries. Their tube furnaces provided a deep vacuum but could only handle coin cell samples. As they prepared to scale toward pouch cell prototypes, they needed a larger chamber that could maintain the same stable high vacuum conditions. Moisture or oxygen intrusion during electrode drying or solid electrolyte sintering would cause poor cycling stability and wasted material. The SH Scientific Solution The lab adopted the SH FU 31MGV large capacity vacuum muffle furnace (315 x 315 x 315 mm chamber), paired with the SH HV40T turbomolecular pump system. The 31 liter chamber provided the necessary volume for larger electrodes and stacked assemblies, while the turbo pump consistently reached the 10−5 Torr range even with a porous ceramic liner. How It Was Applied Electrode Drying: The lab dried full size cathode sheets under vacuum, eliminating residual solvent and moisture more effectively than hot air ovens. Solid Electrolyte Processing: High vacuum sintering of sulfide based electrolytes prevented oxidation, which had previously caused unstable cycling. Batch Testing: The team could prepare multiple pouch cell assemblies under identical vacuum conditions, improving the statistical reliability of their results. Results for the Client Improved Material Stability: Electrodes and electrolytes retained their designed chemistry, reducing performance variation between cells. Faster Research Cycles: Instead of running many small trials, the lab processed larger batches in a single run, accelerating development timelines. Scalable Pathway: The transition from the lab scale to pilot scale production became smoother, giving the client more confidence when approaching industry partners. The Client’s Perspective According to the research team lead: "With SH Scientific’s vacuum muffle furnace and turbo pump system, we can now test batteries at a scale that reflects real world applications while still maintaining the controlled atmosphere required for cutting edge materials. This has shortened our development time and reduced wasted effort." What This Means for Your Research By combining large volume capacity with stable high vacuum performance, SH Scientific systems enable clients to scale their research without compromising process integrity. Whether in energy storage, metallurgy, or ceramics, this solution bridges the gap between early stage trials and practical, real world innovation. ### Co-processing Biomass and Plastics with SH Scientific’s Rotary Kiln Practical Approaches to Waste-to-Energy and Sustainable Hydrogen Production Globally, industries are increasingly seeking innovative solutions to convert waste materials into valuable resources such as fuels, clean energy, and recyclable materials. Two illustrative examples highlighting the promise of these approaches are Mexico’s Petgas and the UK's Mura Technology: Petgas (Mexico) currently processes approximately 1.5 tons of plastic waste weekly, producing roughly 1,350 liters of liquid fuels (such as gasoline and diesel). After an initial propane startup phase, the process becomes self-sustaining by using gases produced internally. Mura Technology (UK) employs an advanced hydrothermal recycling process to convert mixed plastic waste into valuable hydrocarbon feedstocks like oils and chemicals. These feedstocks are then supplied to downstream partners such as Dow and Neste, who further process them into new, virgin-grade plastics suitable for food-contact applications. While Mura itself does not directly produce food-grade plastics, its process is a critical step enabling a circular economy for plastics. These examples illustrate scalable pathways for waste management, resource recovery, and environmental sustainability. Why Combine Biomass and Plastics? Biomass and plastics differ significantly in their composition and properties, yet combining them in thermal processes offers distinct advantages: Biomass: Derived from organic sources, contains high oxygen levels and exhibits excellent reactivity, allowing it to decompose quickly. Plastics: Petroleum-based synthetic polymers, including polyethylene terephthalate (PET), polyethylene (PE), and polypropylene (PP), characterized by high calorific (energy) value. When biomass and plastics undergo co-processing via pyrolysis or gasification, the interaction provides several benefits: Improved reaction speed: Biomass accelerates the decomposition reaction. Enhanced energy efficiency: Plastics supply significant thermal energy, facilitating better decomposition of biomass. SH Scientific’s rotary kiln facilitates these co-processing experiments by precisely controlling heat transfer, reaction rates, and environmental conditions. Spotlight on SH Scientific’s Rotary Kiln Technology SH Scientific’s laboratory-scale rotary kiln is engineered to support versatile thermal processing experiments, including pyrolysis and gasification processes involving biomass and plastics. Specifically, SH Scientific’s kiln provides researchers with the following capabilities: Versatile Atmosphere Control: The kiln accommodates multiple atmospheres, including nitrogen, steam, carbon dioxide, or air, allowing precise control for diverse thermal decomposition processes. Uniform Temperature Control: Ensures ±3 °C temperature uniformity, critical for reliable, repeatable experimental results. Real-Time Analytical Capabilities: Built-in ports facilitate immediate gas analysis using techniques such as gas chromatography (GC), mass spectrometry (MS), and Fourier-transform infrared spectroscopy (FTIR). Scalable Internal Design: Interchangeable internal geometries closely mimic commercial-scale rotary kilns, supporting realistic scale-up from laboratory to industrial applications. By offering a flexible and precise experimental platform, SH Scientific’s rotary kiln enables thorough research into co-processing technologies. Steam Gasification for Hydrogen Production Steam gasification involves reacting solid fuels (e.g., biomass) with high-temperature steam to produce synthesis gas (syngas) consisting predominantly of hydrogen (H₂), carbon monoxide (CO), and methane (CH₄). The advantages of steam gasification include: Clean Hydrogen Production: Syngas produced can be directly utilized for clean hydrogen production. Potential for Carbon Capture: By coupling steam gasification with CO₂ capture technologies, it is possible to generate low-carbon or even carbon-negative hydrogen. SH Scientific’s rotary kiln can effectively support steam gasification studies by allowing precise control of reaction conditions, enabling researchers to analyze syngas composition, hydrogen purity, and carbon capture potential. Refuse-Derived Fuel (RDF): Practical Waste-to-Energy Implementation Blending biomass and plastics creates Refuse-Derived Fuel (RDF), a critical component of waste-to-energy systems. RDF efficiently transforms diverse waste materials into useful energy sources, significantly reducing landfill usage and environmental harm. SH Scientific’s rotary kiln provides an optimal experimental setup to examine RDF properties and optimize reaction conditions, maximizing energy output while minimizing by-products. Real-World Implications and Environmental Benefits Practical implementations by companies such as Petgas and Mura Technology demonstrate the real-world effectiveness and environmental advantages of co-processing biomass and plastics. Petgas directly produces fuels from plastic waste, whereas Mura’s innovative recycling process contributes valuable feedstocks that partners transform into virgin-grade plastics, facilitating a circular plastics economy. The laboratory-scale research enabled by SH Scientific’s rotary kiln technology is vital for understanding and optimizing these waste-to-energy processes. By allowing accurate simulation of commercial operations, researchers and industry stakeholders can generate precise data for techno-economic analysis, life-cycle assessments, and informed scalability decisions. Ultimately, these co-processing strategies not only contribute significantly to environmental sustainability and resource efficiency but also provide a practical foundation for further innovation and commercial viability in the global pursuit of sustainable energy solutions. ### SH Scientific Pilot Scale Rotary Kiln PDF Pilot Scale Rotary Kiln Bridging R&D and Commercial Production Pilot plant rotary kilns have become a favored choice for laboratories moving beyond lab-scale testing but not yet ready for full commercial-scale equipment. By enabling critical scale-up validation, SH Scientific’s pilot plant scale rotary kiln provides a vital link between research and industrial production. This kiln delivers industrial-grade precision, reliable performance, and scalable controls designed specifically for transitioning laboratory results to full-scale production. Key Specifications Tube Options: Stainless Steel 310S: Maximum heated length of 5200 mm, supporting up to 16 heating zones. Available diameter options include Ø165 mm, Ø267 mm, and Ø318 mm. Operating Temperature: Continuous operation up to 1000°C Thermal Conditioning: Dedicated pre-heating & post-heating zones Atmosphere Control: Gas inlet/outlet ports for inert/reactive gases (N₂, CO₂, steam), dedicated exhaust port Pressure Range: Exceptional custom sealing allows operation from vacuum to positive pressure. Tube Rotation: Adjustable RPM, bidirectional rotation capability Voltage Options: 220V / 380V / 480V (3-phase power compatibility) Material Handling: Standard single-vessel design (feeding & receiving) Optional special double-vessel airlock design with automatic pneumatic butterfly valves (feeding & receiving) Observation Windows: Quartz sightglass with integrated LED illumination for clear monitoring of samples during operation Additional Heating: Heating jackets on vessels to prevent condensation and enhance temperature uniformity (All dimensions and performance values are nominal; custom configurations available upon request.) Convenience Features: Inspection Window at Feeding Port: A robust, heat-shielded viewing port enables operators to monitor material entry without interrupting kiln operation. Sightglass for Real-Time Monitoring: Located at the discharge end, the quartz sightglass with internal LED lighting allows operators to directly observe sample processing, enhancing quality assurance and process validation. Common Industry Applications Bioenergy: Biomass torrefaction, pyrolysis, and biochar production Advanced Materials: Calcination and precursor phase transformations Catalyst Development: Catalyst aging and steam reforming studies Circular Economy: CO₂ mineralization and waste valorization Specialty Ceramics: Controlled binder burnout and sintering processes Reasons Pilot Plant Rotary Kilns are Favored in Process Engineering True Scale-up Continuity: The kiln employs identical control logic, sensors, and operating principles as SH Scientific’s full-scale equipment, simplifying industrial scale-up. Versatile Atmosphere Handling: Integrated gas ports for inert/reactive gases (N₂, CO₂, steam) enable accurate replication of production conditions. Precision Thermal Control: Multiple independently controlled heating zones deliver ±1°C uniformity, eliminating thermal gradients. Safe & Clean Operation: 310S stainless steel or quartz tubes resist corrosion; double-vessel airlocks and heating jackets ensure safe, contamination-free processing. Global Voltage Compatibility: Operable with standard electrical systems (220V, 380V, 480V) for ease of installation in laboratories worldwide. Comprehensive Support from Lab to Commercial Scale SH Scientific provides complete assistance from initial validation through full-scale production, including: Custom Engineering: Tailored materials, tube dimensions, and heating zone configurations to fit your specific needs. Process Optimization: Expert consultation on thermal profiling, PID control optimization, and scale-up methodology. Regulatory Documentation: Support with detailed documentation packages for CE, UL, SEMI S-class, and global safety compliance. Global After-Sales Support: Worldwide field service, spare parts availability, and remote diagnostic services. Contact us today for detailed product information, technical consultation, or visit our dedicated product page for technical drawings and data sheets. Your path from laboratory discovery to commercial reality deserves equipment engineered specifically for growth. ### Exploring the Frontier: The Necessity of Ultra High Temperature Vacuum Induction Furnaces in Advanced Materials Research PDF   Ultra High Temperature Furnace Why Extreme Temperature and Clean Atmosphere Processing Matters As modern materials science continues to push the boundaries of thermodynamics, researchers frequently encounter challenges that conventional laboratory furnaces cannot adequately address. Today's advanced materials research seeks ambitious goals, including the discovery of new phases such as ternary diborides, achieving precise lattice structures in battery-grade graphite, and managing the molten state of refractory metals and ceramics for accurate compositional tuning. These objectives impose demanding laboratory requirements: Temperatures beyond 2,500 °C, surpassing conventional resistive heating elements. Clean, contamination-free atmospheres, devoid of oxygen and hydrogen to prevent volatilization, decarburization, and nitrogen pickup. Rapid thermal cycling with precise temperature control, enabling experiments to conclude in hours rather than days. Induction furnaces address these challenges effectively by heating materials indirectly using electromagnetic induction. Eddy currents generated in a graphite susceptor eliminate consumable heating elements and combustion impurities, fulfilling critical laboratory demands. The SH Scientific SH-FU-35MS3000, a 2,800 °C vacuum induction furnace with programmable PLC controls, a three-stage vacuum system (rotary, Roots, diffusion pumps), and closed-loop water cooling, exemplifies this capability. It provides laboratories with a turnkey solution for ultra-high temperature environments under vacuum or inert gas conditions. Sector-Specific Challenges and the Role of a 2,800 °C Vacuum Induction Furnace High-temperature induction furnaces uniquely address scientific and industrial challenges across diverse sectors. Here is how a 2,800 °C vacuum induction furnace serves critical fields: Advanced Carbon and Graphite Materials Achieving full graphitization, with interlayer spacing approaching 0.335 nm, in materials such as carbon fibers and graphite anodes requires temperatures from 2,700 to 2,900 °C. Research confirms substantial improvements in lattice ordering and mechanical properties at these temperatures. A sealed induction heating environment prevents oxidation and alkali contamination, essential for battery-grade graphite production. Ultra High Temperature Ceramics (UHTCs) Materials such as zirconium diboride (ZrB₂), hafnium carbide (HfC), and tantalum carbide (TaC) require sintering above 2,400 °C under oxygen-free atmospheres, particularly for hypersonic and fusion energy applications. Recent studies indicate optimal densification at 2,500 to 2,760 °C. Induction furnaces precisely control inert atmospheres and temperature, allowing rapid experimentation without frequent rebuilds of the heating zone. Superalloys and Refractory Metals Aerospace and nuclear industries rely heavily on small-batch melting of nickel, cobalt, and molybdenum alloys, demanding impurity levels below single-digit ppm for oxygen, nitrogen, and sulfur. Vacuum induction melting (VIM) has been the preferred method for these alloys since the 1960s. The SH-FU-35MS3000’s 35-liter hot zone accommodates laboratory-scale melts while maintaining stringent purity requirements, facilitating alloy development and directional solidification research. Powder Metallurgy and Additive Manufacturing Feedstocks Vacuum induction melting forms the foundational step in producing high-quality metallic powders through inert-gas atomization processes (VIM-IGA/VIGA). The purity and precise chemical composition of these feedstocks directly influence the mechanical properties and fatigue life of additive-manufactured components. Laboratory-scale induction furnaces allow rapid prototyping of novel alloy compositions, enabling efficient transition from lab research to industrial-scale production. High Melting Point Crystal Growth The development of new optical crystals and eutectic materials requires temperatures beyond standard sapphire and YAG crystal growth methods (typically around 2,100 °C). A 2,800 °C vacuum induction furnace offers a versatile testing platform for new crucible materials, melt chemistries, and crystal growth procedures, before scaling to specialized industrial crystal-growth equipment. Innovative Design Features Enhancing Research Quality and Reliability Several design features of ultra high temperature induction furnaces, demonstrated by the SH-FU-35MS3000, directly enhance research outcomes: Rapid Thermal Cycling Heating rates of over 20 °C per minute significantly reduce experimental time, minimize grain growth, and ensure accurate data for diffusion-driven phase studies and nano-reinforced composite research. Multi-Zone Vacuum Monitoring Independent gauges monitor vacuum conditions, quickly identifying sensor drift or pump degradation before compromising data quality. 360° Swivel Human Machine Interface (HMI) and PLC Stored Recipes This reduces operator variability, ensuring consistent thermal profiles even in multi-user laboratory environments. Closed Loop Water Cooling This environmentally friendly system removes the need for single-use water supplies, simplifying laboratory installation and enabling safe operation within standard fume hoods. These advanced features align closely with standard risk mitigation practices in high-temperature research, emphasizing redundancy, traceability, and facility independence. Lifecycle and Laboratory Scalability Induction furnaces inherently reduce lifecycle costs by eliminating consumable heating elements that typically fail under repeated extreme temperature conditions. Maintenance requirements are minimal, usually restricted to annual replacements of diffusion pump oil and cooling water filters. Additionally, the SH-FU-35MS3000’s 35-liter hot-zone capacity (300 mm diameter by 500 mm height) achieves a balance between experimental versatility and ease of laboratory integration. It accommodates kilogram-scale melts and standard crystal-growth crucibles, yet remains compact enough to operate from a typical 50 Amp laboratory power panel. This design makes it ideal for academic laboratories, research institutes, and industrial R&D centers seeking advanced capabilities without extensive infrastructure modifications. A New Foundation for Advancing Materials Science Research Across various sectors, including advanced battery anodes, hypersonic ceramics, clean superalloys, additive manufacturing powders, and crystal growth, the primary research bottleneck is rarely analytical instrumentation. Instead, the limitation usually lies in the absence of laboratory furnaces capable of reliably replicating industrial thermal and atmospheric conditions. Vacuum induction furnaces capable of stable operation at temperatures up to 2,800 °C, exemplified by SH Scientific’s SH-FU-35MS3000, effectively address this critical gap. With precise temperature control, inert or vacuum atmospheres, rapid thermal cycling capabilities, and automated safety controls, these furnaces facilitate contamination-free and reproducible experimentation. The resulting data are robust, publishable, and directly transferable to industrial contexts. Today, ultra high temperature vacuum induction furnaces have evolved beyond niche equipment and now represent essential research tools. They provide a practical bridge between exploratory research and industrial-scale applications, empowering laboratories to push the frontiers of materials science forward. ### SH Scientific Pilot-Scale Rotary Kiln: Enabling Biomass Reforming from Lab to Field A Practical Tool for Transitioning Innovation to Implementation Bridging the gap between laboratory research and commercial deployment is a critical phase in thermal process development. SH Scientific’s pilot-scale rotary kiln supports this transition by allowing researchers, engineers, and commercial innovators to simulate, refine, and validate thermal treatment strategies using real feedstocks under controlled, scalable conditions. This system has recently supported the advancement of an innovative biomass conversion process that reformulates organic materials into syngas and carbon-rich byproducts without relying on direct combustion. Integrated into a comprehensive R&D platform, SH Scientific’s kiln has played a key role in supporting process modeling, emissions testing, and thermal optimization under operational conditions that reflect those expected in pre-commercial settings. Designed for Pilot-Scale Requirements Unlike static lab furnaces, SH Scientific’s pilot kiln is built for real-time process development using variable organic feedstocks. It supports continuous feed operation and is manually adjustable, offering precise control over residence time, heat zones, and gas atmosphere. The system’s modular layout allows operators to run systematic trials, adjust variables mid-process, and evaluate outcomes under scalable conditions. At the core of the system is a rotary-screw reactor configuration, which offers: Indirect, multi-zone heating for detailed thermal control Adjustable residence time via rotation speed and tilt Operation in vacuum or inert atmospheres for oxygen-free conditions These features make the kiln well-suited for applications such as pyrolysis, gasification, and thermochemical reforming. Capable of Processing Diverse Biomass Materials The kiln is engineered for flexibility in handling organic feedstocks that vary in moisture content, particle size, and inert material presence. Examples of feedstock types include: Agricultural residues Recycled clean wood waste Source-separated organics and fibrous biomass Operational Flexibility for Real Data The system allows full control of key process variables, such as: Feed rate and tilt angle Solids residence time Zone-specific heat input This flexibility enables detailed studies of yield efficiency, gas composition, and residue quality. Operators can fine-tune processes for different materials or optimize parameters for specific technical or commercial outcomes. Temperature monitoring ports, gas sampling connections, and modular hardware configurations make it possible to collect data across multiple points in the thermal profile. This supports empirical model building, scale-up planning, and risk reduction for process transition. https://labandfurnace.com/wp-content/uploads/2025/06/pilot-scale-rotary-kiln-rotation.mp4 A Scalable Development Platform SH Scientific’s pilot kiln is designed not only for technical experimentation, but also for validation activities relevant to funding, regulatory compliance, or early-stage production planning. It allows teams to: Demonstrate repeatability of key metrics like conversion rate and emissions profile Evaluate process performance under different feedstock conditions Adjust and optimize process design before capital investment in commercial systems The system’s modular structure and robust materials of construction ensure long-term durability and allow easy adaptation to evolving project requirements. Applicable Across Thermal Research Fields Although especially effective for biomass reforming, the kiln is also suited for work in areas such as: Binder removal and heat treatment in battery material recycling Reduction and pre-treatment of rare earth compounds Valorization of complex or heterogeneous organic waste streams Its configurable temperature zones, sealed rotating tube, and continuous feed design make it adaptable to a wide range of industrial and academic research needs. A Practical Step Toward Commercial Readiness SH Scientific’s pilot-scale rotary kiln is a valuable resource for teams working to scale up advanced thermal conversion processes. It provides the operational control, flexibility, and data acquisition capabilities needed to move from lab results to production-level planning with clarity and reduced risk. Whether the application is sustainable biomass utilization, critical materials processing, or thermal system prototyping, the kiln offers a pathway to demonstrate, refine, and prepare technologies for full-scale implementation. ### Batch Type Rotary Tube Furnace: Easy and Reliable Handling of Fine Powders and Nanotube Materials For researchers handling highly dispersible powders, delicate nanotube materials, or other challenging samples, conventional rotary tube furnaces relying on steep tilt angles simply aren't effective. When working with nanotube materials in particular, removing the samples after each run often becomes extremely difficult—even fully inverting the tube at 90 degrees frequently fails. Many of our clients expressed frustration with this persistent issue, prompting SH Scientific to engineer a more practical, optimized solution. Our batch-type rotary tube furnace eliminates the hassle of steep angles entirely, allowing slow, controlled rotation at 2 rpm to maintain consistent contact between samples and the heated environment. By focusing on exactly what researchers need and discarding outdated design elements, we provide higher quality equipment at a significantly better value. Removable Stainless Steel Tube for Quick Sample Clearance A key innovation is our robust stainless steel tube, designed to slide out easily at the end of each run. Researchers can quickly and effortlessly remove samples by simply tapping or firmly banging the tube on the ground over a container, clearing residual powders or granules in seconds—no tedious disassembly or complicated inversion required. Additionally, the stainless steel construction ensures durability and easy cleaning between processes. To further enhance lab productivity, many clients order multiple tubes upfront; while one tube is being cleaned, another can be immediately inserted, ensuring uninterrupted workflow and maximum efficiency. For applications genuinely requiring adjustable tube angles, our dedicated Rotary Kiln line still offers precise angle control, ensuring labs receive exactly the functionality their research demands. Barrier Options for High-Dispersibility Materials To address sensitive or drifting materials, the furnace offers several barrier configurations. A stainless steel tube can include a fixed, welded barrier on one end to keep samples contained during rotation. For ultra-fine or nanotube materials, a quartz tube with a built-in barrier on one side and a removable barrier on the other provides extra protection against premature dispersal into the catcher. This arrangement prevents powders from spreading uncontrollably inside the tube while still allowing convenient loading and unloading. Ultra-Pure Water and Steamer Integration Many labs performing delicate research rely on ultra-pure water to generate steam and maintain a contaminant-free environment. However, beyond purity control, introducing steam at high temperatures can help facilitate partial thermolysis of H₂O into O₂ and H₂ within the furnace chamber. This controlled release of reactive oxygen and hydrogen species can significantly enhance certain chemical reactions by accelerating oxidation or reduction steps. By carefully managing the steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster and more precise chemical transformations. This furnace is fully tested to maximize performance when connected to a compatible water filtration system and steamer, ensuring that the chamber can be purged or filled with steam as needed. This integration supports specialized applications in material science, semiconductor processes, and any research requiring either high-purity conditions or reactive steam-based environments for O₂/H₂ separation and improved reaction kinetics. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. Want to learn more? Download our Batch-Type Rotary Tube Furnace Technical Overview & Specifications below: PDF   Batch Operation Rotary Tube Furnace – 1200C ### Driving Innovation in Rare Earth Processing The surge in electric vehicles, wind turbines, and advanced robotics has elevated rare earth elements to strategic importance, prompting global demand for more secure, cost-effective, and environmentally responsible supply chains. At the heart of this transformation are companies like MP Materials, which highlight the push to reestablish a robust domestic pipeline for these critical minerals. Yet unlocking the full potential of rare earths requires ongoing research and development, and few pieces of equipment are as integral to that process as the rotary kiln—particularly the compact, versatile systems used in lab and pilot-plant settings. While industrial-scale roasting units gain public attention, the real breakthroughs typically begin on a smaller platform. Lab-scale and pilot-plant rotary kilns enable researchers to evaluate thermal behavior, chemical reactions, and material flows without the production downtime and higher costs of full-scale operations. Through methodical trials on carefully measured samples, scientists can fine-tune variables such as temperature profiles, feed rates, and atmosphere control. These refinements frequently lead to tangible gains in energy efficiency, product quality, and environmental compliance once scaled up.   Bridging R&D and Production High-value materials like neodymium and praseodymium command rigorous precision at every step of separation and refining. Decisions about temperature ramp rates, oxygen levels, or retention times within a kiln can impact process yields, purity, and energy consumption. That is why many research groups and pilot programs invest in small- to mid-sized rotary kilns before committing to large-scale installations. By doing so, they gather data on the effects of specific thermal treatments, generate material samples for downstream tests, and explore pathways to reduce the carbon footprint of production. Even established rare earth producers rely heavily on pilot-scale equipment to evaluate new reagents, refine separation workflows, or accommodate shifts in ore composition. These controlled experiments are invaluable for identifying potential process improvements while minimizing waste and capital risk. Whether at Mountain Pass or any other rare earth site worldwide, the synergy between bench-scale R&D and industrial-scale results underpins the sector’s drive toward higher output and lower environmental impact. SH Scientific’s Rotary Kiln Advantage SH Scientific has built its reputation around delivering specialized laboratory and pilot-plant rotary kilns that tackle the diverse needs of material researchers, metallurgists, and process engineers. By centering its product line on smaller-scale equipment, SH Scientific ensures that every unit is engineered with an eye toward experimentation, flexibility, and precision. Among the benefits frequently cited by end-users: Multi-Zone Heating Control With multiple independently managed heating zones, operators can program nuanced temperature gradients that replicate even the most complex thermal profiles. This feature helps teams pinpoint how reactions progress over time and aligns lab results more closely with full-scale performance. Robust Construction for Specialized Applications The company’s kilns are designed with wear-resistant internal linings and high-grade elements capable of reaching and sustaining temperatures vital to rare earth processing. Precision in both temperature stability and mechanical rotation is crucial when evaluating new process parameters or sample compositions. Real-Time Monitoring and Data Collection SH Scientific incorporates sophisticated control systems that record operational data—such as temperature, rotation speed, and gas flow—throughout each run. Researchers can use this real-time feedback to troubleshoot anomalies, adjust conditions on the fly, or collect evidence needed to validate scale-up models. Adaptability and Custom Options Recognizing that no two ores or workflows are identical, SH Scientific offers custom modifications. This could include inert gas handling capabilities, enhanced exhaust filtration, or specialized material handling solutions. When a company is pushing the boundaries of rare earth separation, having a kiln suited to pilot-scale innovation is often a key catalyst. Toward a Sustainable, High-Performance Future Companies at the forefront of rare earth extraction illustrate how small-scale innovation fuels big-picture progress. By diligently testing new thermal treatments in lab or pilot-plant rotary kilns, producers can optimize energy usage, reduce chemical inputs, and boost yields. Although the specifics of equipment choices vary across the industry, there is little doubt that specialized systems—like those offered by SH Scientific—are critical to bridging the gap between experimental research and productive, low-impact industrial operations. As the global demand for rare earth elements continues to rise, collaboration between advanced material producers and equipment providers will become ever more pivotal. SH Scientific’s focus on lab-scale and pilot-plant rotary kilns serves as a reminder that thoughtful engineering and data-driven experimentation are essential for propelling rare earth technology forward. Whether at a high-profile site such as Mountain Pass or in a cutting-edge university lab, the pursuit of cleaner, more efficient rare earth processes depends on the instruments that allow researchers to iterate quickly and confidently. By supporting this iterative cycle with robust testing platforms, the industry can accelerate its path toward a future that balances economic opportunity with environmental responsibility. ### Pioneering Titanium Research with SH Scientific’s Rotary Kiln Researchers and engineers in aerospace, defense, automotive, space, and consumer markets know just how critical it is to have the right equipment at their disposal. When you’re pushing the boundaries of advanced materials—whether it’s refining sintering processes, exploring new metal composites, or seeking breakthroughs in titanium production—the quality of your lab-scale furnace can determine the success or failure of your research. The high cost and supply chain fragility of titanium, in particular, highlight the importance of innovative tools that promise both precision and reliability. That’s where SH Scientific’s Rotary Kiln comes in, offering a modern approach that far surpasses traditional batch furnaces in flexibility, safety, and control. Setting the Stage for Titanium and Advanced Materials Titanium remains one of the most sought-after materials due to its impressive strength-to-weight ratio and corrosion resistance. However, expensive and complex production processes have limited its widespread adoption. Addressing these challenges requires breakthroughs not only in metallurgical techniques but also in the tools researchers use to explore them. Central to many of these R&D efforts is a kiln system that continuously heats and moves materials while maintaining precise temperature profiles and atmospheres—supporting consistent and scalable results in a lab environment. A Leap Beyond Traditional Batch Furnaces Conventional static furnaces can be cumbersome to load and prone to heat inefficiencies. By contrast, SH Scientific’s Rotary Kiln continuously rotates materials within a chamber that is slightly elevated at one end, allowing samples to move smoothly from the feeder to the catcher. This design ensures uniform heat distribution, improves throughput, and more closely simulates production environments on a smaller scale. As a result, researchers can significantly reduce the trial-and-error phases often encountered in sintering, calcination, or roasting experiments—shortening development cycles and enhancing process consistency. Innovative Yet Streamlined Features Modern labs demand equipment that can readily adapt to evolving research needs, and every element of SH Scientific’s Rotary Kiln is designed with purpose. Precise temperature control and advanced atmosphere management enable stable and repeatable thermal treatments, while secure sealing systems protect sensitive processes from contamination or unwanted oxidation. Each detail, from the adjustable tilt angle of the chamber to optional add-ons for automated feeding, is grounded in real user feedback and extensive R&D. Ease of operation remains a top priority, supported by an intuitive interface that complements lab workflows. Built with robust refractory linings and modular sections for easy maintenance, the kiln’s construction is the result of continuous research data and user surveys that allow it to keep pace with scientific innovation. In fact, it is still evolving to incorporate new features and customization options, ensuring researchers have the flexibility and performance needed to push material science to its limits. Empowering Breakthroughs in Titanium and Beyond Although titanium research gains a clear advantage from these capabilities, SH Scientific’s Rotary Kiln also excels in broader material research, whether it’s advanced ceramics, novel metal composites, or rare-earth processing. Its high level of customization, continuous operation, and thorough data collection allow labs to optimize processes right from the start, saving time and resources. By uniting precise thermal control, efficient motion, and thoughtful design features, this kiln stands out as an indispensable tool for any lab aiming to drive meaningful progress in advanced materials. For teams pioneering new classes of materials or improving existing techniques, SH Scientific’s Rotary Kiln delivers the confidence to experiment, refine, and ultimately bring groundbreaking ideas to life, all while reinforcing cost-effective, environmentally responsible research that strengthens domestic supply chains. ### SH Scientific and the Future of Li-Ion Batteries: Advancing Cathode Manufacturing Through Innovative Tube Furnaces Lithium-ion batteries power everything from smartphones and electric vehicles to large-scale energy storage systems. At the heart of each Li-ion battery lies the cathode, which accounts for nearly 50% of the overall production cost. Innovations in cathode materials—particularly single crystalline particles with specialized coatings—promise to unlock not only faster charging and longer cycle life but also significant cost savings and reduced emissions. SH Scientific, a leading manufacturer of high-performance tube furnaces, provides critical equipment that enables companies like ACT-ion (Advanced Cathode Technology for Li-ion) to drive this new frontier in battery technology. Transforming Battery Economics and Sustainability As the demand for Li-ion batteries continues to rise, improving both performance and affordability becomes a major goal for manufacturers and researchers. The cathode, being the priciest component, offers the greatest potential for transformative change. ACT-ion and other forward-thinking organizations focus on developing single crystalline cathode materials with protective and conductive coatings that significantly enhance durability and conductivity. By minimizing fracturing, oxidization, and other degradation mechanisms, these coated cathode particles extend battery life and reduce long-term costs. Single Crystalline Particles with Protective Coatings In traditional polycrystalline cathodes, internal grain boundaries can weaken over repeated charging cycles, causing cracks and capacity losses. Single crystalline particles bypass many of these structural vulnerabilities. When supplemented with robust coatings, they become even more resilient against the chemical and mechanical stresses typically encountered in high-energy battery cells. This synergy of single crystalline structure and advanced coatings represents a major leap in battery technology, promising improved cycle life, higher energy density, and faster charging capabilities. Continuous Manufacturing and Reduced Emissions ACT-ion’s pioneering process to produce single crystalline cathodes on a continuous line marks a significant shift in cathode production. By optimizing parameters such as temperature, reactive atmosphere, and residence time, ACT-ion achieves up to ten times higher production rates than traditional batch processes. This approach is both “chemistry-agnostic” and compatible with existing battery cell production lines, enabling broader adoption across diverse battery chemistries. Beyond productivity gains, the continuous process also curtails energy consumption and emissions, aligning with the pressing demand for greener, more efficient manufacturing solutions. The Role of Tube Furnaces in Advanced Cathode Manufacturing To realize these benefits, precise thermal control and uniform heating environments are paramount. Tube furnaces are often used for heat treatment, calcination, and coating processes that define a cathode’s performance characteristics. By controlling temperature gradients and carefully regulating gas flow, researchers and manufacturers can ensure the structural integrity of single crystalline particles and achieve consistent coating coverage. SH Scientific’s Contribution to Next-Gen Cathode R&D and Production SH Scientific’s tube furnaces are designed to meet the exacting needs of both R&D labs and pilot-scale operations in the battery industry. These furnaces offer: High-Precision Temperature Control: Multi-zone configurations and advanced sensors allow tight regulation of heating profiles, essential for forming uniform crystalline structures and coatings. Versatile Atmosphere Management: Options for inert, oxidative, or reducing atmospheres let engineers customize the environment to the specific requirements of each cathode chemistry. Continuous or Batch Operation: Whether testing new materials in small batches or simulating a pilot-scale continuous process, SH Scientific’s flexible designs can be tailored to a project’s size and scope. Customizable Solutions for Accelerated Innovation One of the most significant advantages that SH Scientific brings to cathode manufacturers is the ability to customize tube furnaces at a reasonable price point. From altering chamber dimensions to integrating advanced feed mechanisms and exhaust handling systems, SH Scientific’s engineering team collaborates closely with clients to design a furnace configuration that matches their specific materials, throughput targets, and environmental constraints. By empowering seamless scale-up from benchtop experiments to pilot-scale trials, these customizable systems help minimize both technical risks and financial outlays. Driving a New Generation of Batteries ACT-ion’s achievements underscore the central role of continuous processing in reducing costs and environmental impacts in Li-ion battery production. As industry players seek to replicate or adapt these techniques, reliable and adaptable tube furnace systems become indispensable. SH Scientific’s solutions ensure that promising concepts—such as single crystalline cathode particles with protective coatings—can transition from the lab to robust commercial processes quickly and efficiently. A Greener, More Powerful Future With global energy demands surging and sustainability becoming a strategic imperative, the Li-ion battery industry is undergoing rapid, transformative change. By focusing on high-value cathode materials and efficient manufacturing methodologies, companies and research institutions can develop batteries that charge faster, last longer, and cost less. SH Scientific stands at the forefront of this revolution, offering tube furnaces that not only support innovative cathode R&D but also pave the way for scalable, eco-friendly production methods. Through this synergy of advanced materials science and precision engineering, the next generation of batteries will be primed to power a cleaner, more connected world. ### From Roman Pozzolans to Modern Labs and Pilot Plants: Pioneering Low-Carbon Cement with SH Scientific Cement has long been the backbone of human civilization, from ancient Egyptian gypsum-based binders to modern-day Portland cement. Yet as environmental concerns and performance requirements grow ever more urgent, there is a pressing need for new methods and materials that can deliver both durability and a significantly reduced carbon footprint. SH Scientific, a premier manufacturer of lab and pilot scale rotary kilns, also manufactures custom pilot-plant rotary kilns that meet advanced requirements and high-performance standards, playing a key role in this transformation by offering cost-effective, customizable solutions that enable thorough testing and process refinement before companies commit to full-scale facilities. Tracing the Roots: From Gypsum to Roman Pozzolans The earliest forms of cement date back to antiquity, when civilizations such as the Egyptians used gypsum mortars for monumental structures. However, a major leap occurred during the Roman era with the discovery of pozzolans—volcanic ash that, when mixed with lime, produced a remarkably resilient and long-lasting binder. This Roman cement was instrumental in building landmarks such as the Colosseum, many of which remain intact thousands of years later. By relying on volcanic ash rather than purely high-temperature processes, ancient builders effectively minimized both fuel usage and greenhouse gas emissions relative to what would come centuries later. Portland Cement and the Carbon Challenge Despite the longevity and lower emissions of pozzolan-based cement, the industrial era saw the rise of Portland cement, patented in the early 19th century. Producing Portland cement involves calcining limestone at temperatures of approximately 1,500°C (2,700–3,000°F), which releases substantial carbon dioxide—both from the fuel required and from the limestone itself. This technology facilitated the construction boom of the modern world but also contributed to the cement industry’s current footprint of roughly 8% of global CO₂ emissions. Toward Eco-Friendly Solutions: Fly Ash, Bottom Ash, and Calcined Clays Increasingly, researchers and companies are seeking ways to lower these emissions by using alternative materials such as fly ash, bottom ash, and calcined clays. In many instances, these supplementary cementitious materials can replace a significant portion of clinker, reducing the need for the most carbon-intensive phase of Portland cement production. Calcined kaolinite, also known as metakaolin, can be produced at considerably lower temperatures (650–750°C) while maintaining or improving critical properties like compressive strength and durability. ECOMaterial Technologies: An Example of Industry Innovation A noteworthy case of eco-driven innovation is ECOMaterial Technologies, which collaborates with power plants to reclaim coal combustion byproducts like fly ash and bottom ash. By converting these once-discarded materials into a pozzolanic blend, the company helps mitigate landfilling while reducing the high-temperature requirements of traditional cement production. Although their motivations for acquiring certain testing or production equipment are not explicitly disclosed, their example showcases a new wave of thinking in the cement sector, where industrial collaborations can lead to both environmental and economic benefits. Bridging Research and Scale: The Role of SH Scientific’s Rotary Kilns Developing and validating these new formulations requires precise research under realistic conditions, yet jumping straight to a commercial-scale plant can be prohibitively expensive and risky. SH Scientific’s lab and pilot scale rotary kilns address this challenge by offering: High Customizability at Reasonable Costs Each system can be tailored—whether it’s multi-zone temperature control, adjustable rotation speed, or flexible atmospheric conditions—allowing companies to simulate their specific clinker or pozzolan processes on a smaller, more economical platform. Safe and Scalable Environment Testing in a pilot-scale rotary kiln significantly reduces the hazards and costs associated with full-scale trials, making it possible to optimize process parameters before committing to large-scale capital investments. Versatile Application Scope While ideal for the cement industry’s R&D and proof-of-concept needs, SH Scientific’s rotary kilns also serve a broader range of sectors—from metallurgy to advanced materials—further demonstrating their reliability and adaptability. A Pathway to Sustainable Growth As researchers refine methods for replacing clinker with alternative binders and companies explore circular economy principles, the cement industry is poised for a radical shift toward more sustainable production. The key lies in coupling innovative material science with thorough testing protocols that validate performance, durability, and scalability. SH Scientific helps bridge these gaps by offering lab and pilot scale rotary kilns that are both sophisticated and accessible, supporting a new generation of eco-conscious cement and concrete research. By turning laboratory insights into proven industrial practices, companies can confidently scale up production methods that not only reduce carbon emissions but also produce robust building materials ready to meet the demands of a rapidly evolving global market. ### SH Scientific's Mobile Fume Hood: Tested, Proven, and Unmatched in Lab Safety In the dynamic landscape of laboratory research, maintaining a safe working environment for scientists is essential. SH Scientific has introduced an advanced mobile fume hood that exemplifies superior air purification capabilities. Tested by the Korea Testing Laboratory (KTL)—a Korean government-run institution similar to the Nationally Recognized Testing Laboratory (NRTL) in the USA, recognized for its rigorous evaluation standards and highest standard testing procedures—this fume hood demonstrates exemplary performance in removing volatile organic compounds (VOCs). Rigorous Evaluation for VOC Removal The Korea Testing Laboratory employed a comprehensive suite of sophisticated methodologies, including Automated Thermal Desorption Gas Chromatography/Mass Spectrometry (ATD-GC/MS), to evaluate the VOC removal performance of the fume hood. This testing approach involved multiple stages and precise conditions to ensure a thorough assessment of the unit's capabilities: Inlet Sampling: A mixture of VOC gases, including Benzene, Toluene, Ethylbenzene, Xylene, and Styrene, was introduced into a mixing chamber positioned precisely in front of the Equipment Under Test (EUT). The VOC gas flow rate was meticulously controlled and maintained to provide a consistent and reproducible assessment of the fume hood's filtration effectiveness. Outlet Sampling: Exhaust samples were collected from the outlet after passing through the fume hood's multi-stage filtration system. The system operated at its maximum capacity (Level 10), with an exhaust flow rate of 1 L/min. The sampling was designed to accurately reflect the filtration performance under conditions simulating real laboratory use. Advanced Analysis: The collected sorbent tubes underwent Automated Thermal Desorption followed by Gas Chromatography/Mass Spectrometry (ATD-GC/MS) analysis. This advanced analytical technique quantified the concentration of VOCs remaining after filtration, revealing an impressive reduction efficiency across all tested compounds. The results of these rigorous evaluation processes were phenomenal, demonstrating that SH Scientific's mobile fume hood is second to none in its class. The unit achieved exceptionally high removal efficiencies—99.1% for Benzene and Toluene, 96.2% for Ethylbenzene, 93.1% for Xylene, and 90.1% for Styrene—making it a top-tier solution for VOC management in laboratory settings. These results confirm that SH Scientific's mobile fume hood delivers unparalleled air purification, providing laboratories with assurance, reliable performance, and superior safety. PDF  Korea Testing Laboratory Test Report A Holistic Solution for Contemporary Laboratories SH Scientific's mobile fume extractor transcends the capabilities of standard fume hoods by offering a comprehensive solution that meets the needs of modern laboratories: Independent System Design: The ductless system integrates smoothly into any laboratory setting without requiring extensive infrastructure or external exhaust connections. Compact and Mobile Design: Its portability allows it to adapt to evolving research needs, providing flexibility by allowing easy movement across different laboratory spaces. Three-Level Filtration System: Featuring a pre-filter, HEPA filter, and VOC filter, the system ensures effective air filtration to sustain an ideal research environment. Adjustable Airflow Control: With 10 airflow settings, researchers can tailor air intake and exhaust levels to specific requirements, ensuring optimal conditions for a wide variety of experiments. Accuracy and Adaptability: The flexible arm with an adjustable hood enables precise fume capture directly at the source, enhancing the efficiency of VOC removal.   Tailored for Diverse Laboratory Applications The mobile fume hood addresses the diverse needs of laboratory professionals working with various applications. Whether researchers are using tube furnaces, muffle furnaces, drying ovens, or vacuum pumps that emit hazardous VOCs, the fume hood offers a controlled, contaminant-free workspace. It is particularly advantageous for laboratories with limited ventilation systems, offering an affordable and effective alternative for enhancing lab safety. Application in Muffle Furnaces, Tube Furnaces, Drying Ovens, and Vacuum Pumps The need for efficient ventilation is especially crucial when researchers use muffle or tube furnaces, as these often generate harmful VOCs and other airborne contaminants. SH Scientific's mobile fume hood is engineered to offer an effective solution in such scenarios, ensuring the safety of personnel and maintaining the quality of the laboratory environment. Muffle Furnaces: These furnaces are widely used for heat treatment, annealing, and material testing, often resulting in the release of hazardous gases. The mobile fume hood captures these emissions directly at the source, utilizing its flexible arm and adjustable hood to prevent hazardous substances from dispersing into the laboratory air, thereby protecting researchers from exposure. Tube Furnaces: These furnaces are commonly employed for processes like chemical vapor deposition (CVD), calcination, and material synthesis, which can emit VOCs and other harmful gases. The mobile fume hood's three-level filtration system—including a pre-filter, HEPA filter, and VOC filter—effectively removes these emissions, ensuring that the laboratory remains a safe environment. Its ductless design allows for convenient placement near the furnace, providing targeted fume extraction without requiring complex ventilation setups. Vacuum Pumps: Vacuum pumps, often used in laboratory settings for various purposes, can also emit hazardous VOCs during their operation. The mobile fume hood efficiently captures these emissions, ensuring that the laboratory environment remains safe and free of contaminants. Drying Ovens: Drying ovens, used to remove moisture from samples, can also emit hazardous VOCs depending on the materials being processed. The mobile fume hood effectively captures these emissions, ensuring a clean and safe laboratory environment. Direct Capture at Source: The flexible arm is particularly beneficial for furnace applications, as it can be positioned close to the emission source for immediate fume capture, minimizing the risk of airborne contaminants spreading throughout the laboratory. Adjustable Airflow for Specific Applications: Both muffle and tube furnace processes may require different levels of airflow depending on the experiment. The mobile fume hood's adjustable airflow control allows researchers to fine-tune the exhaust rate, ensuring effective fume capture while maintaining stable experimental conditions. In laboratories where conventional fixed fume hoods are impractical or unavailable, SH Scientific's mobile fume hood offers an indispensable safety solution. Its compact and mobile design allows it to be positioned precisely where needed, making it an ideal choice for labs that use high-temperature furnaces and require effective VOC management. Enhancing Lab Safety and Comfort For laboratories dealing with VOC emissions, SH Scientific's mobile fume hood offers both enhanced safety and improved working conditions. This compact, portable unit brings advanced fume extraction capabilities to labs lacking access to large-scale ventilation systems. Its user-friendly maintenance, including straightforward filter replacement, makes it a practical choice for laboratories aiming to maintain high safety standards. Commitment to Safer, Cleaner Labs SH Scientific is committed to advancing laboratory safety and environmental quality through innovative product development. The mobile fume extractor is designed to meet the high demands of today's laboratory environments, offering a multi-stage filtration system that effectively removes a wide spectrum of hazardous gases. SH Scientific is dedicated to fostering safer, cleaner laboratory settings. Transform Your Laboratory Environment Today Discover how SH Scientific's mobile fume hood can elevate your laboratory, enhancing air quality and promoting a safer work environment. Contact us for in-depth information and expert guidance customized to your unique needs. Let’s foster a research space where scientists can focus on innovation, free from concerns about hazardous fume exposure. ### Chemical Vapor Deposition (CVD) Explained Chemical Vapor Deposition (CVD) is an intricate chemical process employed to fabricate high-quality, high-performance solid materials. It involves the chemical reaction of gaseous precursors at elevated temperatures to produce thin films or coatings on a substrate. CVD is integral to materials research and has applications across diverse industries, including semiconductor, aerospace, automotive, biomedical, and energy sectors. In the CVD process, a substrate—typically composed of metal or ceramic—is placed inside a high-temperature CVD tube furnace. Reactive gases are introduced into the CVD furnace, where they decompose and react to form a solid film that adheres to the substrate. The properties of the resulting film, such as thickness, uniformity, and composition, are determined by factors including the type of gas, the substrate material, temperature, and pressure. CVD Processes Handled by SH Scientific Tube Furnaces SH Scientific CVD tube furnaces are capable of handling several Chemical Vapor Deposition (CVD) processes, each offering unique advantages depending on the desired material properties and specific application: Atmospheric Pressure CVD (APCVD): Utilized for the rapid deposition of thick films and coatings. Low-Pressure CVD (LPCVD): Enhances the quality and uniformity of deposited films, widely used in semiconductor manufacturing for high-purity layers. Applications Across Various Industries The CVD process, enabled by CVD tube furnaces, has a broad spectrum of applications across various industries: Semiconductor Industry: In semiconductor manufacturing, APCVD and LPCVD are employed for doping silicon, adding materials that modify its electrical conductivity. APCVD is often used for rapid deposition of films, while LPCVD provides high-purity layers with improved uniformity. SH Scientific’s large-diameter CVD tube furnace is particularly well-suited for CVD processes involving wafers up to 10 inches in diameter, providing cost-effective solutions for both research and production. Advanced Materials Industry: CVD, particularly LPCVD, is pivotal in the synthesis of graphene, an advanced material with potential applications in energy storage, electronics, and beyond. SH Scientific CVD tube furnaces offer precise control of temperature and gas flow, ensuring consistent and uniform graphene growth. Energy Industry: In the energy sector, APCVD and LPCVD are employed in the research and development of photovoltaic materials for solar cells, as well as in the production of battery components. Our CVD tube furnaces provide advanced temperature and atmospheric control necessary to optimize the properties of energy storage materials. Aerospace Industry: CVD tube furnaces equipped for APCVD and LPCVD are used to enhance the properties of aerospace alloys and to develop ceramic matrix composites (CMCs). These composites exhibit exceptional heat resistance, making them ideal for use in jet engines and spacecraft. Automotive Industry: The automotive industry utilizes APCVD and LPCVD for the production of battery materials for electric vehicles, including cathode and anode materials for lithium-ion batteries. Additionally, catalytic converters rely on thermal treatment processes involving CVD tube furnaces to ensure effective emission control. Biomedical Industry: Bioceramics used in medical and dental implants often require APCVD and LPCVD to enhance their surface properties, thereby improving their biocompatibility. SH Scientific CVD tube furnaces provide precision heating and atmospheric control for consistent bioceramic processing. How SH Scientific Tube Furnaces Support CVD SH Scientific tube furnaces are engineered to provide the exacting conditions required for effective Chemical Vapor Deposition. Here is how our CVD tube furnaces support researchers and manufacturers: Comprehensive Gas Flow Control: Precise control over the type and flow rate of gases is critical for successful CVD. Our CVD tube furnaces are equipped with sophisticated gas flow management systems, including programmable mass flow controllers, which ensure accurate regulation of the reaction atmosphere. Temperature Precision and Stability: Uniform heating and precise temperature control are fundamental to producing high-quality films. SH Scientific CVD tube furnaces offer precise ramping capabilities and exceptional temperature stability, which are essential for creating uniform coatings and achieving consistent results. Gas Diffuser for Enhanced CVD: The use of a gas diffuser in SH Scientific CVD tube furnaces ensures a more even distribution of gases throughout the reaction chamber. This uniform gas flow is especially crucial in APCVD and LPCVD processes, as it helps achieve consistent film growth with enhanced uniformity and minimizes the risk of defects. By improving gas distribution, the gas diffuser contributes to higher-quality deposition and reproducibility in the final product. Versatility Across Applications: Whether used in semiconductor research, aerospace materials development, or energy storage R&D, SH Scientific CVD tube furnaces are capable of handling a broad range of temperatures and processes, from low-temperature pyrolysis to high-temperature sintering. Scalable Solutions: From compact laboratory-scale furnaces to larger systems designed for industrial research, SH Scientific provides scalable CVD tube furnace solutions that accommodate a variety of CVD processes, making us an ideal partner for both academic and industrial applications. Chemical Vapor Deposition (CVD) is a versatile and essential process in materials science and a wide range of industries. SH Scientific’s CVD tube furnaces provide the advanced capabilities required to perform CVD efficiently, offering precise temperature control, comprehensive gas management, and the flexibility needed to meet specific application demands. From the synthesis of advanced materials to the enhancement of semiconductor devices, our CVD tube furnaces are at the forefront of innovation, enabling researchers and manufacturers to push the boundaries of scientific progress. ### Rotary Tube Furnace (Lab Scale Kiln) in Chemical Vapor Deposition (CVD) Rotary tube furnaces, also known as lab-scale kilns, play an essential role in Chemical Vapor Deposition (CVD) processes that require uniform coatings, efficient mixing, or continuous processing. SH Scientific offers advanced rotary tube furnaces designed for a variety of applications, including food waste processing, biochar production, and biomass processing. Rotary Tube Furnace Overview The SH Scientific rotary tube furnace is a specialized laboratory instrument used for the thermal treatment of materials under controlled atmospheres. It features a cylindrical reaction chamber that can rotate continuously or at set intervals, enhancing the uniformity of material deposition and promoting even coating formation. This rotation facilitates the even distribution of gaseous precursors and substrate particles, making the furnace highly versatile for lab-scale CVD applications, particularly in fields such as biomass processing, high-purity material synthesis, and advanced energy storage. Applications of SH Scientific Rotary Tube Furnaces in CVD Food Waste and Biochar Processing: Rotary tube furnaces are used for the pyrolysis of food waste to produce biochar. The rotary motion ensures that organic materials are uniformly exposed to heat, promoting efficient carbonization. The integration of optional heating jackets prevents tar condensation, maintaining a cleaner process environment. Catalyst Preparation: In catalyst production, the rotary tube furnace is employed to coat catalyst particles with active materials via the CVD process. The rotating mechanism ensures that precursor gases uniformly cover each particle, resulting in consistent catalytic activity. This level of uniform coating is critical in automotive exhaust catalysts and chemical reactors, where precise performance is necessary. Battery Material Processing: Rotary tube furnaces are widely used in synthesizing high-purity materials for battery production, including anode and cathode materials. The SH Scientific rotary tube furnace provides a controlled environment for continuous pyrolysis and CVD, which are essential for achieving consistent quality in battery materials. The programmable rotation and adjustable incline angle allow fine control of residence time, optimizing electrochemical properties. Hydrogen Fuel Battery Production: The rotary tube furnace is also suited for hydrogen fuel battery production. The ability to perform oxidation and reduction under controlled atmospheres makes it a key tool for fabricating advanced materials used in hydrogen energy systems. Nanomaterial Synthesis: Rotary tube furnaces are particularly advantageous for synthesizing nanomaterials, such as carbon nanotubes and graphene. The rotating reaction chamber prevents agglomeration of particles, ensuring more uniform reactions and high-quality deposition. This is crucial for producing nanomaterials that exhibit desirable electrical conductivity, mechanical strength, and other properties for applications in electronics, aerospace, and energy. Features of SH Scientific Rotary Tube Furnaces Precise Temperature Control and Uniform Heating: The SH Scientific rotary tube furnace features stainless steel or quartz tubes with a maximum operating temperature of 1200°C. Advanced digital controllers ensure consistent temperature across the entire hot zone, which is critical for high-quality deposition in CVD applications. Programmable Controller: The rotary tube furnace is equipped with a programmable controller that supports two patterns and 15 segments per pattern, allowing for a total of 30 segments. This enables researchers to create precise heating profiles, contributing to better control over the CVD process. Optional Features for Enhanced Processing: The SH Scientific rotary tube furnace includes optional features such as a hammer vibrator for processing high-viscosity organic materials, such as food waste, and heating jackets to prevent tar condensation. These features are designed to maintain efficient material flow and ensure a clean process environment. Efficient Gas Handling: The furnace includes a 1/4" inert gas in/out port and a KF25 outgassing port, which supports an optimal gas exchange environment for the CVD process. This ensures that gaseous precursors are properly managed, resulting in high-quality, uniform deposition. Monitoring and Control: The integrated quartz window provides a viewport for real-time monitoring of the material during the CVD process. Combined with the precise programmable control of gas flow and tube rotation, this feature allows researchers to optimize film uniformity and material properties. Anti-Clogging and Continuous Processing: The rotary tube furnace is particularly suited for continuous processing. The feeding and receiving system is designed to allow materials to flow smoothly from the feeding tank at the upper end to the receiving vessel at the lower end. Anti-clogging features, such as the hammer/vibration mechanism, ensure a steady flow of viscous materials, facilitating uninterrupted processing. Advantages of SH Scientific Rotary Tube Furnaces for CVD Enhanced Uniformity: The continuous rotation of the tube ensures even distribution of gaseous precursors, leading to uniform coatings on substrates. This is especially vital when processing powder materials or multiple small substrates, where inconsistencies can lead to defects. Versatility for Different Atmospheres: The rotary tube furnace is suitable for both oxidation and reduction processes, providing a controlled environment for a variety of atmospheres. This versatility is particularly useful for developing new materials or modifying existing materials to achieve desired properties. Scalable for Laboratory Use: Designed for lab-scale applications, SH Scientific's rotary tube furnaces allow controlled experimentation with smaller quantities of materials while offering features that are scalable to industrial production. This enables researchers to optimize experimental parameters before scaling up to larger production volumes. Durability and Efficiency: The use of Kanthal-A heating elements, double housing for low surface temperature, and ceramic insulation contribute to the furnace's durability and energy efficiency. The lightweight design ensures prompt heat-up, making it a convenient option for laboratory settings. SH Scientific's rotary tube furnaces are engineered to provide optimal performance in lab-scale CVD applications, offering uniformity, efficient gas flow, and precise temperature control. These furnaces are integral to advancing the capabilities of the CVD process in applications such as food waste pyrolysis, advanced energy storage materials, and hydrogen fuel production. For more information or customized solutions, contact SH Scientific. ### The Importance of High-Temperature Control in Anode Production using High-Temperature (1,900°C) Muffle Furnace The Importance of High-Temperature Control in Anode Production using High-Temperature (1,900°C) Muffle Furnace The Importance of High-Temperature Control in Anode Production with SH Scientific High-Temperature Muffle Furnace In the world of aluminum manufacturing, the production of anodes is a process that demands rigorous control, particularly over high-temperature conditions. Anodes are indispensable components in the electrolytic production of aluminum, and their quality is a determining factor in both the efficiency and longevity of the production process. Our High-Temperature Muffle Furnace functions as an essential instrument in this area, offering the precision and versatility required to optimize the synthesis of these critical materials. The anode production process relies on two fundamental materials: calcined petroleum coke and coal tar pitch. Calcined coke is characterized by its high electrical conductivity and mechanical robustness, while coal tar pitch, a material rich in carbon, serves as a binding agent, becoming pliable upon heating. The amalgamation of these materials forms the anodes used in the electrolysis of aluminum. A critical phase in anode production is the calcining of petroleum coke and coal tar pitch, a process that occurs at elevated temperatures. The properties of the final anodes—such as their structural integrity and electrochemical performance—are profoundly influenced by the temperature control during this phase. Precise temperature regulation is not merely a procedural requirement but a cornerstone of quality anode production. Calcining these carbonaceous materials involves subjecting them to temperatures that can exceed 1200°C. This thermal treatment is vital for eliminating volatile compounds, augmenting the carbon content, and achieving the desired crystalline structure. Any deviation from the optimal temperature can lead to suboptimal anode properties, which may compromise the efficiency of the aluminum production process. Our High-Temperature Muffle Furnace is engineered to deliver the exacting temperature control necessary for this critical operation. With maximum temperatures ranging from 1,050°C to 1,900°C and chamber volumes from 3 to 36 liters, these furnaces offer a cost-effective yet uncompromising solution for various laboratory needs. The inclusion of programmable controllers in the MH and MS series—and as an option for the MG series—allows for precise thermal profiling, essential for research and industrial applications. Compatibility with ball-type gas flow meters further enhances the furnace's adaptability, enabling controlled atmospheres within the chamber. What sets this furnace apart is not only its precision and uniform heat distribution but also its adaptability to various process requirements. Recognizing the diverse needs of research and industrial applications, SH Scientific has introduced several optional features in 2024: Testo 300 Combustion Gas Analyzer: This device facilitates monitoring of oxygen-free atmospheres inside the chamber or tube and measures combustion gas and synthetic gas components, ensuring optimal conditions during calcining. Laboratory Gas-Drying Unit by Drierite™: Equipped with connectors, this unit aids in maintaining the desired humidity levels within the furnace, crucial for processes sensitive to moisture. Quartz Shelf: Designed to maximize available space in the chamber, the quartz shelf allows for efficient arrangement of samples, enhancing throughput. Digital Vacuum Precision Meter by DigiVac: This instrument provides accurate measurements of vacuum levels, essential for processes requiring low-pressure environments. To summarize these capabilities, the following table provides a detailed overview of the SH Scientific High-Temperature Muffle Furnace's features and their benefits in the context of anode production: Feature Description Benefit for Anode Production Temperature Range 1,050°C to 1,900°C Suitable for both low-temperature processes and high-temperature calcining, ensuring versatility. Chamber Volume 3L to 36L Flexible capacity to accommodate various research and industrial scales. Temperature Stability ±1°C Maintains precise temperature control, crucial for optimizing anode properties. Uniform Heat Distribution Advanced chamber design ensures even heating throughout the furnace. Prevents inconsistencies in anode material properties. Programmable Controllers Included with MH and MS series; optional for MG series (MGE series do not support). Allows precise thermal profiling and automated processes. Optional Gas Module Compatible with ball-type gas flow meters; supports inert atmospheres like nitrogen or argon. Prevents oxidation and other unwanted reactions during calcining. Optional Vacuum Capability Enhanced by Digital Vacuum Precision Meter by DigiVac. Further enhances material purity and quality by eliminating contaminants. Heating Rate Up to 20°C per minute Fast heating reduces processing time, increasing lab efficiency. Energy Efficiency High-efficiency insulation and heating elements. Reduces operational costs and supports sustainability initiatives. Data Logging and Control Interface Integrated with advanced digital controls and data logging. Allows precise monitoring and adjustments, crucial for research accuracy. Testo 300 Combustion Gas Analyzer (Optional) Monitors oxygen-free atmosphere and measures combustion/synthetic gas components. Ensures optimal atmospheric conditions during calcining. Laboratory Gas-Drying Unit by Drierite™ (Optional) Maintains desired humidity levels within the furnace. Crucial for moisture-sensitive processes. Quartz Shelf (Optional) Maximizes available space in the chamber. Enhances sample arrangement and throughput. In the highly specialized field of aluminum production, where the quality of anodes can significantly influence both operational efficiency and cost-effectiveness, the SH Scientific High-Temperature Muffle Furnace provides a solution that meets the most stringent standards. By offering precise temperature control, uniform heating, and a suite of customizable options—including the latest enhancements for 2024—this furnace plays an indispensable role in optimizing the properties of calcined petroleum coke and coal tar pitch. Consequently, it supports the production of superior anodes and contributes to more efficient and sustainable aluminum manufacturing practices. Choosing the right equipment is crucial for the success of your research. SH Scientific's high temperature muffle furnace, with its advanced features and customizable options, is designed to meet the most demanding laboratory requirements. We encourage you to contact us to discuss your needs or to place an order. Our team is ready to provide the support and expertise you need to make an informed decision. Get in touch with SH Scientific and invest in the future of your research. ### Supporting Biomass and Petrochemical Research with High-Temperature (1,900°C) Muffle Furnace Supporting Biomass and Petrochemical Research with High-Temperature (1,900°C) Muffle Furnace The growing field of biomass conversion and petrochemical research demands advanced equipment capable of handling the rigorous requirements of modern laboratories. As researchers focus on developing bio-renewable alternatives to traditional petrochemical products, the need for reliable, high-temperature processes becomes important. The SH Scientific High-Temperature Muffle Furnace is specifically designed to meet these needs, offering the precision and versatility required for cutting-edge research in this domain. Biomass conversion involves transforming organic materials into useful energy or chemical products. This process often requires precise thermal treatments to alter the molecular structure of the biomass, enabling the production of fuels, chemicals, and materials that can replace those derived from fossil resources. The SH Scientific High-Temperature Muffle Furnace is ideally suited for this purpose, providing the necessary control over temperature, atmosphere, and process conditions. For petrochemical research, particularly in the development of bio-renewable versions of traditional petrochemicals, similarly relies on high-temperature processing. Researchers in this field often work with carbonaceous solids, such as calcined coke, which require precise calcination to achieve the desired properties. The SH Scientific High-Temperature Muffle Furnace excels in these applications, ensuring that materials are processed under optimal conditions. With maximum temperatures ranging from 1,050°C to 1,900°C and chamber volumes from 3 to 36 liters, SH Scientific’s muffle furnaces offer a flexible solution for laboratories of all sizes. The furnace’s advanced temperature control, with stability within ±1°C, is critical for research that demands precise thermal management. This level of control ensures that biomass and petrochemical materials are treated consistently, resulting in reliable and reproducible outcomes. The furnace is also equipped with optional features that enhance its utility in biomass conversion and petrochemical research. These include programmable controllers, available with the MH and MS series (and optionally for the MG series), which allow for detailed thermal profiling and automation of complex processes. The compatibility with ball-type gas flow meters supports the creation of inert atmospheres, such as nitrogen or argon, which are essential for preventing unwanted reactions during high-temperature treatments. In 2024, SH Scientific introduced several new optional enhancements designed to further support research in biomass conversion and petrochemicals: Testo 300 Combustion Gas Analyzer: This tool enables the monitoring of oxygen-free atmospheres inside the furnace, as well as the measurement of combustion gases and synthetic gas components. This is particularly valuable for ensuring the integrity of biomass conversion processes where controlling the gaseous environment is crucial. Laboratory Gas-Drying Unit by Drierite™: This unit, complete with connectors, helps maintain the desired humidity levels within the furnace, a critical factor for processes sensitive to moisture content. Quartz Shelf: Designed to maximize available space within the chamber, the quartz shelf allows for the efficient arrangement of samples, enhancing throughput in busy laboratories. Digital Vacuum Precision Meter by DigiVac: This precision instrument provides accurate vacuum measurements, essential for processes that require a controlled, low-pressure environment. These features and options make the SH Scientific High-Temperature Muffle Furnace an indispensable tool for researchers engaged in biomass conversion and petrochemical studies.  The ability to customize the furnace to specific research needs ensures that laboratories can achieve their goals efficiently and effectively, contributing to the development of sustainable energy and chemical solutions. To illustrate the capabilities of the SH Scientific High-Temperature Muffle Furnace in supporting biomass conversion and petrochemical research, the following table provides a detailed overview of its features and benefits: Feature Description Benefit for Biomass Conversion and Petrochemical Research Temperature Range 1,050°C to 1,900°C Enables a wide range of thermal treatments, from low-temperature processes to high-temperature calcination. Chamber Volume 3L to 36L Accommodates various scales of research, from small samples to larger batch processing. Temperature Stability ±1°C Maintains precise control over temperature, ensuring consistent and reproducible results in research. Programmable Controllers Included with MH and MS series; optional for MG series (MGE series do not support) Allows detailed thermal profiling and automation, critical for complex biomass conversion processes. Optional Gas Module Compatible with ball-type gas flow meters; supports inert atmospheres like nitrogen or argon Prevents unwanted chemical reactions during high-temperature treatments, preserving material integrity. Testo 300 Combustion Gas Analyzer (Optional) Monitors oxygen-free atmosphere and measures combustion/synthetic gas components Ensures optimal atmospheric conditions, crucial for biomass and petrochemical processing. Laboratory Gas-Drying Unit by Drierite™ (Optional) Maintains desired humidity levels within the furnace Essential for processes sensitive to moisture content, enhancing research accuracy. Quartz Shelf (Optional) Maximizes available space in the chamber Increases sample throughput and efficiency in laboratory operations. Digital Vacuum Precision Meter by DigiVac (Optional) Provides accurate vacuum measurements Critical for research requiring controlled, low-pressure environments. ### Innovative Turn-Key Tube Furnace Systems for Doping, Annealing, Oxidation, and CVD in Semiconductor Research Innovative Turn-Key Tube Furnace Systems for Doping, Annealing, Oxidation, and CVD in Semiconductor Research Established in 1982, SH Scientific, a leading manufacturer of laboratory equipment, has recently introduced advanced tube furnace turn-key systems that seamlessly integrate various semiconductor manufacturing processes, including doping, oxidation, annealing, and chemical vapor deposition. Simplifying Semiconductor Research Typically, conducting experiments for semiconductor research and development requires four separate tube furnaces, each dedicated to a specific wafer processing step: doping, oxidation, annealing, and chemical vapor deposition. Each of these furnaces needs its own set of sealing masks, tubes, and a gas flow system. Our Gas Flow Package model, such as SH-CVD-100TG300, meets these requirements. However, many laboratories struggle with space constraints, making the installation of four Gas Flow Packages challenging. Our innovative turn-key system addresses this issue by incorporating two Gas Flow Packages into a single safety frame (cabinet). This design prevents tube damage and external contamination during experiments while conserving valuable laboratory space. User-Friendly Design The cabinet is designed with doors that fully open on the front, left, and right sides, providing researchers with excellent accessibility and ease of use. Additionally, a 200mm exhaust port is installed on the top of the cabinet to effectively reduce heat buildup and prevent contamination from fumes. This exhaust port can be easily connected to the laboratory's existing exhaust system, ensuring a safe and controlled environment during high-temperature experiments. Custom-Made for Your Needs Our tube furnace turn-key systems are custom-made to meet the specific requirements and conditions of each laboratory. The system includes four Gas Flow Packages: one for n-type doping, one for p-type doping, one for oxidation, and one for annealing and chemical vapor deposition. Detailed Process Descriptions Doping Doping involves adding impurities to the silicon crystal in the wafer, conducted in an inert gas environment (mainly nitrogen or argon) using the diffusion method. Depending on the type of impurity, doping is classified into n-type (phosphorus, arsenic) and p-type (boron, aluminum). Oxidation The oxidation process can be performed using two methods: Wet Oxidation: This method is fast but produces a thicker oxide layer. Dry Oxidation: This method is slower but results in a more precise oxide layer. Our oxidation tube furnace is designed to handle both methods. In the Wet Oxidation process, a steam generation unit is installed within the oxidation furnace, allowing carrier gas to transport generated steam into the reaction tube. In the Dry Oxidation process, oxygen gas flows directly into the reaction tube without passing through the steam-generating unit. Both methods can be selected and operated through simple valve manipulation. Annealing and Chemical Vapor Deposition (CVD) The annealing and CVD processes share a single gas flow package, streamlining operations and optimizing space. Advanced Control and Customization Our turn-key system features precise gas flow control, including inert gases (nitrogen, argon) and oxygen used in the oxidation process, through a Mass Flow Controller (MFC). A Back Pressure Regulator (BPR) ensures positive gas pressure within the reaction tube, maintaining an oxygen-free environment and enabling accurate oxide layer formation. For example, if a researcher inputs +40mmHg into the BPR, it maintains the tube pressure precisely at 40mmHg above the laboratory atmospheric pressure. Assuming the atmospheric pressure is 760mmHg, the tube pressure would be set to 800mmHg. The system allows pressure units to be set to 20 different options, enabling researchers to use their preferred units. Additional Features In addition to wet and dry oxidation, the oxidation process can also be performed in a vacuum environment without injecting oxygen gas. For high vacuum requirements (below 0.0005 Torr), additional vacuum pumps, either oil rotary or oil-less types such as dry scroll or dry screw, can be purchased. Positive Reception and Global Supply Our turn-key system for semiconductor process experiments has received positive feedback from research laboratories and is currently being supplied to many universities worldwide. SH Scientific remains committed to providing innovative solutions that enhance the efficiency and accuracy of semiconductor research and development.   ### Furnace Temperature Uniformity: Raw Data From PTCR Tests PDF   Furnace Temperature Uniformity: Raw Data From PTCR Tests Temperature uniformity is of the utmost importance as you're comparing furnace models. For some applications, it's arguably the single most critical factor. It's also an area in which SH Scientific furnaces excel—a fact which we point out at every opportunity. But why, exactly, are we so confident in that claim? It comes down to rigorous and continual testing. We want you to have the same confidence that we do, so we've decided to do something a bit unconventional in this industry, and share our raw internal PTCR test results. Our PTCR Testing Methodology We use different uniformity testing techniques at various stages of R&D, production, and QC. One of the most important is process temperature control ring (PTCR) testing. It's a simple and trustworthy method that's easily adapted to any chamber size and heating configuration. Select appropriate PTCRs for the test temperature range. Place them according to the chamber style: In a muffle furnace, put one in the exact center, two in diagonal corners near the top, and two in the other diagonal corners near the bottom. In a tube furnace, arrange them consecutively along the full length of the heating zone(s). Use as many as needed, e.g., 15 x 20 mm rings to cover a 300 mm heating zone. Ramp at 5° C/min to the target temperature, then hold it for two hours. Measure each ring with high-precision calipers (resolution ≤ 0.01 mm). Use the PTCR vendor's chart to translate each caliper reading into a temperature. To keep results comparable, we have a specific positioning protocol for each chamber variation. For instance, our 5-liter muffle furnace is set up as follows: …whereas our single-zone tube furnace calls for: Sample Results by Model Now that we've walked through our methodology, here are some actual results obtained during recent in-house testing. Muffle furnaces (uniformity: ± 0.2%–0.7%) SH-FU-5MGE (max 1050° C) SH-FU-11MGE (max 1050° C) SH-FU-5MG (max 1200° C) SH-FU-27MG (max 1200° C) SH-FU-11MH (max 1500° C) SH-FU-36MH (max 1500° C) Tube furnaces (uniformity: ± 1.0%) SH-FU-80TG300 (1 zone; max 1200° C) Need More Info? The above is just a sample of our internal test results. Upon request, we're happy to provide comprehensive data for other designs and temperature ranges. For more information, simply reach out to our Portland-based sales team, and let us know how we can help! ### Tube Furnace for Wafer Oxidation, Silicon Doping, LPCVD, and Annealing PDF   Tube Furnace for Wafer Oxidation, Silicon Doping, LPCVD, and Annealing Semiconductor research and production typically require multiple furnaces for oxidation, silicon doping, LPCVD, annealing, and so forth. But they often come at a staggering cost. Multiple equipment types, limited cleanroom space, and tight budgets often keep semiconductor labs from working to their full potential. These constraints only grow tighter as the industry trends toward larger wafer diameters for greater chip yield. SH Scientific offers space and cost-efficient tube furnaces for oxidation, silicon doping, LPCVD, annealing and more. Compact footprints and self-contained cabinets maximize costly cleanroom space. Standard tube diameters up to 8", and larger upon request, accommodate all typical wafer sizes. Tube length and zones are customizable for any conceivable treatment process or workflow. Optional turn-key vacuum and gas flow systems provide complete atmospheric control. From academic labs to industrial production settings, we supply the facilities that are driving semiconductor technology and education. Tube Furnace Applications in Wafer Processing SH Scientific wafer tube furnaces deliver versatility and uniformity of results in all common thermal processes. Oxidation An oxidation furnace helps forms a thin silicon dioxide (SiO2) layer, transforming wafers into functional semiconductors. Dry oxidation, true to its name, occurs in a dry oxygen environment. It produces thin, uniform SiO2 layers suitable for applications like gate oxide production. Dry oxidation is particularly sensitive to temperature uniformity, lest the wafer develop irregular layers that adversely affect performance. Wet oxidation introduces water vapor to quickly create a thicker SiO2 layer. This works best when a rapid growth rate is more important than absolute uniformity, such as with barrier layer applications. Our tube furnaces can switch quickly between dry and wet oxidation. Tube Furnace with Dry and Wet Wafer Diffusion Function The wet mode engages the bubbler, which delivers the requisite water vapor. In either mode, you can expect uniformity and control for precise, repeatable results. Temperatures may range from about 800° to 1200° C, but many customers process wafers at ~1150° C. Customized models are available for use at these higher temperatures, with a maximum of 1300° C and numerous tube sizes and heating configurations. Silicon Wafer Doping Diffusion is a common, low-cost technique to dope silicon wafers and thereby control their resistivity. Compared to ion implantation, diffusion doesn't afford the same control over depth and concentration. But it's considerably more manageable—especially in instructional settings. Common silicon dopants are boron for p-type diffusion, as well as phosphorus, arsenic, and antimony for n-type diffusion. Several different dopants are also widely used with gallium arsenide and silicon carbide. Their characteristics and trade-offs are beyond the scope of this article. Regardless of the materials and dopants at hand, certain furnace characteristics are critical. SH tube furnaces offer: Temperature uniformity of ± 1° C in most configurations. Digital mass flow controllers pre-programmed for 98 different gases. Available high vacuum systems for applications such as nanostructure growth. LPCVD, annealing, sintering, etc. The same temperature, gas and vacuum management that facilitate oxidation and diffusion also make our tube furnaces ideal for: Low pressure chemical vapor deposition (LPCVD), sometimes used sequentially with oxidation to create additional layers of SiO2, Si3N4, or polysilicon. Annealing and rapid thermal processing for dopant activation. Sintering for densification and structural refinement. Curing to set polymeric materials. A Compact Footprint for Space Efficiency Many of our customers purchase packages of four furnaces: one each for n-type diffusion, p-type diffusion, oxidation, and annealing. They're often used inside a cleanroom, where floorspace is expensive and limited. We offer a self-contained cabinet that has a minimal footprint and is easily moved as your needs and workflows evolve. This set-up is popular among our semiconductor R&D customers in general, and among university MEMS labs in particular. Equipping Customers for Success Above all else, we aim for excellent performance, at an accessible price, with comprehensive support. Judging by real-world purchasing decisions and feedback, our tube furnaces live up to that high standard. For example, Kennesaw State University Engineering Technology Center recently purchased a 4” tube furnace for wafer oxidation. There were several suppliers to choose from, but none could offer more compelling value than SH. We're always eager to discuss innovations and specs and internal test data, but nothing speaks louder than major institutions placing their trust in SH Scientific. Partnering With Us SH Scientific makes it cost-effective to equip instructional and research facilities with state-of-the-art tube furnaces for silicon oxidation and doping. We—and our customers—believe that no other line offers greater precision, control, and support at a competitive price. To discuss your facility's needs or potential customizations, please contact our US sales team today. ### Tube Furnace Systems for Instructional Labs in Universities and Colleges PDF   Tube Furnace Systems for Instructional Labs in Universities and Colleges SH Scientific's tube furnace systems are innovatively designed to meet the specific needs of instructional labs at universities and colleges. Our systems feature multiple tube furnaces stacked vertically within a cabinet enclosure, optimizing both functionality and space efficiency in educational settings. Key Features for Instructional Labs Cabinet Enclosure for Multiple Tube Furnaces: By stacking tube furnaces vertically within a single cabinet, our design maximizes the use of limited lab space while maintaining easy accessibility and operational safety. Designed for Educational Use: These tube furnaces are ideal for instructional labs, providing hands-on learning opportunities for students. The equipment allows educators to demonstrate both fundamental and advanced semiconductor processing techniques effectively. High-Temperature Range: Capable of reaching temperatures up to 1,900°C, our tube furnaces offer the precision required for detailed experiments in wafer oxidation, both dry and wet. Educational Advantages Tailored for Universities and Colleges: Our tube furnaces support a broad range of educational purposes—from demonstrating simple oxidation processes to conducting more complex research and development experiments. Interactive Learning Environment: The system’s design includes features that enhance visibility and interaction, such as clear viewing windows and easy-to-operate doors, promoting an engaging learning experience for students. Versatility in Teaching: Accommodates various wafer sizes and supports different oxidation methods, making it a versatile tool in teaching both undergraduate and graduate students. Tube Furnace with Wet Oxidation Equipment Comprehensive Educational Tool Turn-key Solutions for Instructional Labs: These tube furnaces come with complete packages that include all necessary components for immediate setup and use, including gas and steam management systems for various oxidation processes. Practical Skills Acquisition: Using industry-standard equipment prepares students for real-world applications in semiconductor manufacturing, enhancing their educational experience and career readiness. Safety and Accessibility: Engineered with safety in mind, our cabinet enclosures ensure that all operations are conducted within a secure environment, making them suitable for busy university settings. Our vertically stacked tube furnace systems in cabinet enclosures are specifically designed to enhance the educational capabilities of instructional labs in universities and colleges. They provide a practical, safe, and efficient way to teach and demonstrate semiconductor processing techniques, ensuring that students gain valuable hands-on experience. Contact SH Scientific to discuss how our tailored tube furnace solutions can enhance your educational programs and prepare students for future challenges in science and engineering. ### Tube Furnaces for Wafer Oxidation SH Scientific tube furnaces provide tight thermal and atmospheric control for precise, predictable wafer oxidation. With chambers for wafers from 2" to 8" and up, our line is equally suited to R&D use, instructional labs, academic use, and pilot fabrication. Turn-key packages also provide a quick start for wet oxidation, dry oxidation, diffusion, and more. Tube Furnace with Cabinet Enclosure Spec Cabinet 1 Cabinet 2 Cabinet 3The tube furnace cabinet system is commonly utilized in educational laboratory settings. In Brief: Wet vs. Dry Wafer Oxidation Oxidation turns a silicon wafer into a semiconductor by introducing a thin layer of silicon dioxide. This process typically runs at 800°–1200° C. The temperature must be tightly controlled because slight inconsistencies may create irregular SiO2 layers that impair the wafer. Two oxidation methods are widely used. Dry oxidation occurs in a dry oxygen (O2) environment. It's the preferred technique for gate oxide application, where thinness and uniformity are more important than application speed. A tube furnace and gas management system are sufficient for dry oxidation. Wet oxidation occurs in the presence of water (H2O) vapor. It's a quicker technique that produces a thicker layer, suitable for barrier layer application. Wet oxidation also requires a steam generator or, for budget-conscious instructional labs, a heating mantle. We can supply either system as part of a turn-key solution. Efficient Tube Furnaces for Wafer Oxidation Our tube furnaces deliver uncompromising performance for researchers while remaining cost-effective for education. For instance, we recently provided a 100-mm diameter furnace to Kennesaw State University for 3” wafer fabrication, as well as two 200-mm diameter furnaces to two private companies for 4” wafer fabrication. These organizations, among dozens of others, are actively researching oxidation techniques using 3"–6" wafers. Why do academic and for-profit customers alike choose SH Scientific? Large-diameter chambers: Accommodate wafer sizes from 2" up to 8" or even larger, catering to everything from educational experiments to standard commercial boules. Exceptional thermal control: Choose from 1 or 3 heating zones, with excellent uniformity at maximum temperatures up to 1800° C. Automatic sliding is a popular upgrade for even more consistent control over heat exposure. Turn-key gas and steam management packages: Handle multiple gas flow protocols for dry oxidation, wet oxidation, and diffusion processes, including O2, H2O, and N2 + O2. For wet oxidation, select a stream generator or heating mantle to suit your budget and scale. Several sizes of wafer boats are available. Stackable configuration: Install 2–4 units in an optional custom cabinet. Uniquely efficient doors and seals: A hinged and water-cooled door assembly makes the entire tube diameter accessible. Our end seals are exceptionally quick to open—no disassembly required—making them a popular tube furnace upgrade in their own right. Equipment for the Future of Semiconductor Research In an increasingly regulated world with mounting trade tensions, domestic semiconductor research is a critical commercial and security objective. This adds up to unprecedented demand for high-performance lab equipment—including tube furnaces. Thanks to in-house engineering and total control over manufacturing, SH Scientific offers cost-effective furnaces that support today's research and procurement priorities. In fact, as the semiconductor industry moves towards larger wafer sizes, we're one of the few to offer chambers for 10" wafers as well as virtually limitless customization—even for one-off orders. If you're planning to outfit or improve your research or instructional lab, then reach out today to review technical details, discuss custom requirements, or learn more about our business and clientele. ### Quartz Muffle Furnace for Corrosive Gas PDF   Quartz Muffle Furnace for Corrosive Gas Many common sample materials, like fluorinated or chlorinated polymers, emit highly corrosive gases that jeopardize typical muffle furnaces. As a ceramic chamber degrades, its insulation and heating element efficiency suffer. Eventually, corrosion may render the furnace completely unusable. For teams that handle corrosive byproducts, we've developed a first-of-its-kind quartz-chamber muffle furnace. How Corrosive Gases Affect Ceramic Chambers Just how badly can corrosive gases damage a ceramic muffle furnace chamber? One SH Scientific customer kindly provided us with a firsthand example. This jarring image is the result of processing plastic fluoropolymers, which emit hydrogen fluoride when heated. Prolonged exposure to HF gas, an extreme corrosive, has damaged the coils and even caused the insulation to fall away. There's also a conspicuous layer of additional insulation on the bottom. This was a later addition by the customer, since the original insulation was degraded by contact with hot samples. Investing in Longevity With a Quartz Chamber Quartz chambers maintain cleanroom-like conditions even in the presence of extreme corrosives. Quartz is vastly more corrosion-resistant than any comparable ceramic. Completely custom specs are our specialty, from chamber size to temperature range and beyond. We manufacture the quartz chambers ourselves, so we're able to retrofit almost any existing muffle furnace, as well. Bringing this innovation to market is a testament to our deep desire to help the scientific community. It's the direct result of our close partnership with customers large and small—just like the lab featured above—whose unique needs slip through the cracks with bigger firms. Whether it's a new quartz-chamber model, a chamber upgrade for your current muffle furnace, or a fully custom request, we've got the resources to make it a reality…often at a surprisingly reasonable cost. If it might be time for a more resilient muffle furnace, then please reach out to our US sales team to learn more. ### Introducing the Future: SH Scientific's Exclusive Quartz Chamber Vacuum Muffle Furnaces Our groundbreaking MGVQ line offers the first and only vacuum muffle furnaces equipped with a quartz chamber. The quartz upgrade is ideal for delicate or highly corrosive samples, delivering best-in-class cleanroom conditions and an extended heating element lifespan. Customer Testimonial: Why Choose a Quartz Chamber? A large part of our clientele is in the battery industry. One such customer recently opted for an MGVQ furnace, and kindly took the time to explain their criteria and priorities. Heating element & retort/chamber lifespan "We’ve had innumerable issues with our other furnaces regarding the lifespan of both their heating elements and their retorts. We figured that quartz retort assists with prolonging the lifespan of the heating elements, and would be less susceptible to warping (and thus, eventually cracking) when compared to the alloy retorts in our other furnaces. Another characteristic that’s specific to our process - The byproducts we generate during pyrolysis are actually able to etch into Inconel alloys over time, but they do not etch into quartz." Key takeaways: Heating elements and retorts often deform and fail over time. Quartz resists byproducts that can etch even high-performance alloys like Inconel. Chamber purity "We also wanted to find a retort material that was less susceptible to absorbing / adsorbing gaseous byproducts formed during pyrolysis – byproducts which could then be reintroduced into the chamber during the following pyrolysis cycle. Our other furnaces composed of Inconel alloy & ceramic need to be purged not unlike the degassing procedure with this SH model, but we figured that once it’s been degassed, the quartz lining would add an extra layer of protection for our samples from any byproducts that may be absorbed / adsorbed by the surrounding alumina insulation." Key takeaways: Ceramic and Inconel may absorb a tiny amount of gaseous byproducts of pyrolysis. Quartz will not, which means a much lower chance of exposing future samples to the byproducts of previous cycles. Cleaning "We figured it would be easier to clean quartz than it would be to clean Inconel alloy or ceramic." Key takeaways: Quartz is generally the lowest-maintenance chamber material. It's dust-free (more on this below) and does not leave residues. Other Advantages Over Alloy or Ceramic Chambers Standard ceramic chambers are cost-effective and versatile, but they aren't suitable for all thermal processes. The main concerns are contamination and combustion. Ceramic materials can release minuscule particles or fibers into the furnace atmosphere, potentially contaminating and/or reacting with the samples. This is of particular concern in oxidizing/reducing atmospheres and around samples that require exceptionally high purity. There's also a rare but real possibility of dust combustion, as powdery ceramic residues interact with flammable materials or gases. Intensive cleaning and maintenance protocols are helpful and necessary, but not sufficient to eliminate combustion risk. Over time, chamber wear and tear can also permit contamination or corrosion of the heating elements. Extreme degradation, like cracking or warping, can even disrupt the chamber's thermodynamics. When Do Quartz Chambers Make Sense? Quartz chambers are costlier, but also non-contaminating, non-reactive, and extremely resilient within their intended temperature range. These attributes become more valuable as purity requirements become more stringent. A salient application is battery research. Many battery materials require absolute purity and non-oxidation. To that end, tube furnaces are a standard, effective choice. Unfortunately, cylindrical chambers aren't conducive to larger samples or higher throughput. As a solution, battery researchers are turning to our quartz-chamber, vacuum-equipped MGVQ muffle furnaces. With cleanroom-like conditions as well as complete atmospheric management, these are the only devices on the market capable of thermally treating such delicate samples at scale. Learn More About Our MGVQ Furnaces Every furnace we deliver has been built in South Korea and tested extensively for consistent, uncompromising performance. Each features: Our unique quartz chamber for sample purity and heating element lifespan. Chamber volume of 1.3, 9.3, or 29.8 liters. A programmable digital controller, optional digital mass flow controller, and optional low-noise vacuum pump for absolute control and repeatability. Beyond our standard offerings, we can also fulfill almost any custom volume, temperature, or material specs. To learn more or request a quote, please contact us today. ### Continuous Vertical Tube Furnaces For Blue Hydrogen Research PDF   Continuous Vertical Tube Furnaces For Blue Hydrogen Research Continuous vertical tube furnaces from SH Scientific enable tomorrow's techniques for sustainable hydrogen production. With exceptional thermal management and atmospheric control, our furnaces support cutting-edge research on methane pyrolysis for blue hydrogen production. For instance, a team at the Korea Institute of Energy Research (KIER) used an SH furnace to achieve higher hydrogen yield at lower temperatures than ever before. This article will briefly discuss the nature of blue hydrogen research, then share how our technology supports KIER in the real world. Blue hydrogen for green energy Hydrogen is abundant and clean, but it's generally difficult to access and utilize. In practice, as much as 96% is so-called "grey hydrogen," derived from natural gas or coal through a process called steam methane reforming (SMR). SMR involves reacting fossil fuels with steam under high temperatures, splitting the feedstock into hydrogen and carbon monoxide. SMR is straightforward, even with existing infrastructure. However, it's a relatively "dirty" technique that emits roughly 10 kg of CO2 for every 1 kg of hydrogen produced. Unless or until hydrolysis becomes more scalable, the best alternative is to focus on "blue hydrogen" via improved carbon capture and storage (CCS). Methane pyrolysis: a cleaner SMR alternative SMR emits carbon in gas form, which limits CCS efficiency. Emerging blue hydrogen research seeks to create solid carbon byproducts that are relatively easy to capture and store. The primary technique is methane pyrolysis. It involves the non-oxidizing decomposition of methane into hydrogen gas and solid carbon. Natural gas is still used, but byproducts are readily captured and stored, not freely emitted. These solid byproducts are useful for carbon black, graphite, or even carbon nanotubes. Depending on exactly how the outputs are sequestered or utilized, the whole process may be carbon-neutral or even carbon-negative. However, compared to SMR alone, methane pyrolysis requires exceptionally high heat and precise atmospheric management. A continuous vertical tube furnace is crucial for those conditions. Equipping researchers for blue hydrogen breakthroughs The Korea Institute of Energy Research (KIER) is South Korea's premier center for energy technology R&D. As one of 25 member institutes of the National Research Council of Science and Technology, it's tasked with advancing living standards and security by developing new energy sources and making existing ones more efficient. Clean hydrogen—specifically via methane pyrolysis—is one of the institute's many areas of active research. Blue hydrogen itself is not novel, but it's been plagued by low efficiency, which piqued the interest of a team at KIER. Their work required a continuous vertical tube furnace with several unique features. SH Scientific delivered a turnkey system including the furnace and steam methane reforming (SMR) technology. In the lab, our collaboration showed significant advancements over existing technologies. Lower processing temperatures of just 650°–750° C (vs. ~800° C with existing technology). Increased performance of 0.70 A/cm2 at 1.25 V (vs. 0.52 A/cm2 at 1.32 V), meaning more hydrogen and less electricity. Increased overall efficiency of 100% at 0.70 A/cm2 (vs. 99% at 0.375 A/cm2). Supported by our equipment, the KIER team's findings may lay the groundwork for broader adoption of blue hydrogen as a genuinely sustainable energy source. Furnace features & customizations A turnkey package as used by KIER includes: Main furnace unit with 2 x gas inlets, 1 x steam outlet, 1 x gas outlet, and 1 x quartz viewing port. Moving frame for easy repositioning. Feeder capable of about 12–15 g/min, assisted by a clump-reducing vibrating hammer. Custom quartz tube, in this case 100 mm ø x 1200 mm with end caps. Gas control system with 2 x digital mass flow controllers (for N2 and O2) and 2 x back pressure regulators (upper and lower). Chiller and optional low-noise vacuum pump. Steam generator for SMR. The furnace is capable of a maximum temperature of 1200°C via a 600 mm heating zone, with a 220 V, 1-phase, 25 A power supply. Virtually unlimited customizations are also possible. We realize that needs vary enormously, so we offer in-house design and engineering as well complete control over production. Why work with SH Scientific? Your role is to explore and expand energy technology for a more sustainable future. Ours is to provide the equipment you need for meaningful, repeatable, and useful results. In other words, as your partner in solving real-world problems, we're here to build the tools that will realize the next great breakthrough. Whether you're equipping your lab with a vertical tube furnace, or pushing the boundaries of energy production in other ways, reach out today to discuss how SH Scientific can help. ### One Autoclave, Big Impact: Black Forest's 1200lb Per Cycle Autoclave Success PDF  One Autoclave, Big Impact: Black Forest’s 1200lb Per Cycle Autoclave Success We could talk all day about "making a difference." For us, it means enabling researchers to learn something novel, R&D teams to advance materials science, small businesses to expand, and so forth. But better than platitudes is a real-world story. And today, courtesy of our friends at Black Forest Mushrooms, we have one. Gearing Up for Growth Based in Everett, WA, Black Forest is a "fungi-to-fork" cultivator of novel, healthful, and supremely flavorful mushrooms. To call their growth rapid would be an understatement. From its bootstrapped roots, the company now finds itself sterilizing upwards of 1,000 lbs of grain bags in one day to keep pace with demand. As an early SH Scientific customer, their trusty 150-liter autoclave (model 150M) sufficed for years and left a favorable impression on the owners. As sterilization demands became overwhelming, it was time to invest in a major workflow upgrade. The answer was our newest and largest autoclave, the SH Scientific 1200M. Its 1200-liter capacity was a leap of faith, both in Black Forest's growth trajectory and in our long-run quality and support. The 1200M brought an eightfold increase in capacity over the 150M. In practice, that meant 200 five-pound bags per load, plus space for 40 more. And the 1200M's unique double door makes it easy to tag-team handling all that poundage. Efficiency & Safety at Scale Capacity isn't the whole story. Other major factors are how quickly an autoclave can sterilize a full load, and how safely it can operate without continuous, hawk-eyed monitoring. The 1200M completes a heating + sterilization cycle in about 3.5 hours, after which the cooling fan is activated. Cooling time is a bit hard to predict, since it depends on the thermal mass of the load as well as how it's arranged. In our internal lab testing, the cooling fan reduced temperatures from 250° to 176°F in 110 minutes, versus 12+ hours for competitors of similar size with strictly ambient cooling. Based on a loading time of 30–45 minutes for 1,000 lbs of grain bags, Black Forest comfortably fits two cycles into a single working day. Safety-wise, the 1200M bears the same features as its siblings: over-pressure protection, double housing, auto door lock, and so forth. Less dangerous but extremely frustrating is the tendency for stacked grain bags to explode under their own weight on a grill-type rack. We ditched the grill in favor of an innovative punched-type bottom cover that distributes the load and minimizes mishaps. Your Long-Term Partner When Black Forest Mushrooms needed to scale up, they were free to choose from a plethora of large autoclaves, including all of the industry's big names. Yet they entrusted their growth once again to SH Scientific. It's a testament to the performance and support they experienced with the 150M. It's a vote of confidence in our ability to deliver at least the same high standard for years to come. And it's an illustration of the long-term relationships we build with every sale and every support call. Whether you're considering your first autoclave or a massive upgrade like Black Forest, reach out today to see if our line fits. Let's grow together. ### Vacuum Oven & Rotary Tube Furnace for Biomass Torrefaction & Pyrolysis PDF  Vacuum Oven Rotary Tube Furnace for Biomass Torrefaction Pyrolysis Pyrolysis and torrefaction require feeding organic matter continuously at low to moderate temperatures. This process is mechanically straightforward, but biomass poses some practical challenges. For instance: Its moisture content is conducive to clumping. It's often high in lignin and certain resins that cause tar accumulation in the furnace. It may require wider tubes than most furnace vendors offer. Some samples and processes need exceptionally tight atmospheric control SH Scientific rotary tube furnaces are purpose-built to solve these issues for consistent, large-scale, and cost-efficient pyrolysis and torrefaction. Understanding biomass drying & decomposition Biomass comprises living organisms—or what remains of them. As such, it's rich in sequestered energy. Crude forms like charcoal have been in use since ancient times. Modern techniques turn varied types of biomass into viable energy sources at commercial or industrial scale. Think of not only direct combustion, but methane for power generation, biodiesel for vehicles, biochar for soil amendment, and so forth. All the above are fundamentally processed in one of two ways. Pyrolysis Pyrolysis (thermal decomposition) occurs at roughly 500°–800° C in the absence of oxygen. High temperatures break down polymers while the non-oxidative atmosphere prevents combustion, so the products are themselves combustible and energy-dense. Pyrolysis mainly produces three kinds of substances: Biochar (solid) Bio-oil (liquid) Syngas (gas) All else being equal, the proportion of each product depends on heating parameters. For instance, recent research confirms that "slow pyrolysis" conditions (slower heating and longer holding times) tend to maximize bio-char yield, whereas "fast pyrolysis" conditions (more rapid heating) should maximize bio-oil production. Torrefaction (mild pyrolysis) The other common technique is torrefaction, also known as mild pyrolysis. It occurs at lower temperatures—roughly 200°–300° C—in a low- or no-oxygen environment. Torrefaction is a much slower process than pyrolysis, often measured in hours rather than minutes. The goal of torrefaction is not to decompose a sample into different materials. Instead, it makes biomass more suitable for fuel by rendering it energy-dense, hydrophobic, and insusceptible to decomposition. Key variables in pyrolysis & torrefaction A few factors play an outsized role in the results of pyrolysis and torrefaction. These are by no means exhaustive, but scientists regard these as the main variables that a technician might control or account for. Sample composition: The main constituents of biomass (cellulose, hemicellulose, and lignin) each decompose into different substances, at different temperatures and rates, with different volatile and ash byproducts. In other words, biomass composition determines what a sample could yield, and the parameters below determine what it does yield. Processing temperature: As a rule of thumb, high pyrolysis temperatures tend to yield more non-condensable gases (syngas) whereas lower temperatures maximize output of solid products (like charcoal or torrefied biocoal). Residence time: A sample's residence time in the furnace chamber affects how fully it decomposes as well as how much its vapors condense. This is easily controlled by adjusting the chamber's tilt and/or rotational speed. Sample particle size: Smaller particles are easier for heat to permeate, and also represent a larger percentage of total exposed surface area. All else being equal, that leads to more rapid and thorough pyrolysis and torrefaction. Biomass pyrolysis & torrefaction in the real world Every day, thermal treatments unlock more renewable and sustainable forms of energy. Below are a handful of the most exciting applications. Biomass valorization Biochar and heat/steam production: Biomass pyrolysis produces biochar for soil amendment and environmental applications. Heat from the process can be harnessed for steam or heating purposes. Biocoal and solid fuels production: Torrefaction of biomass creates biocoal, a high-energy solid fuel suitable for power generation and heating applications. Liquid smoke applications: Pyrolysis of biomass yields liquid smoke, a product used in food flavoring and preservation. Wood vinegar production: Wood vinegar, a versatile organic compound with applications in agriculture and pest control, is obtained from the condensates of biomass pyrolysis. Renewable, synthetic gases: Biomass pyrolysis generates syngas, a mixture of hydrogen (H2) and methane (CH4), which can be used as a renewable energy source or chemical feedstock. Sewage sludge valorization Sludge carbonization: Pyrolysis of sewage sludge at moderate temperatures produces a sterilized, energy-rich material suitable for various applications including energy recovery. Sludge to heat: High-temperature (~800° C) pyrolysis of sewage sludge efficiently generates heat and energy-rich syngas, which can be used for power generation and heating. Rubber from end of life tires Recovered carbon black (rCB) and heat: Tire pyrolysis recovers carbon black, a valuable material for rubber, paint, in, and even batteries, while also generating heat energy. Optimizing rotary tube furnaces for pyrolysis All these scenarios (and more) require continuous feeding through environments with strict thermal and atmospheric control. Otherwise, there's a high risk of oxidation or uneven heating, which may jeopardize safety, predictability, and efficiency. Rotary tube furnaces are widely used for this purpose. However, some of them provide a crude user experience that they inherit from larger rotary kilns. Others are constrained by limited capacity, like that of more typical lab furnaces. Our rotary tube furnaces offer the utility of a rotary kiln in a more refined package for indoor use. We've incorporated critical features for continuous pyrolysis, such as: A standard maximum operating temperature of 1,300°C. A heating jacket for tar mitigation. Smooth, clump-free feeding via a screw conveyor, vibration mechanism, and hammer. A quartz viewing port for safe and non-disruptive observation. Widely customizable heating zones—at least 2 x 300 mm per furnace, with the option for 5+. An optional turn-key gas management system comprising a vacuum pump, chiller, digital mass flow controller, and back pressure regulator. The end result is a uniquely user-friendly and intuitive rotary furnace that delivers continuous processing with best-in-class thermal and atmospheric precision. Getting started with SH Scientific Our rotary tube furnaces offer world-class precision and safety at an unrivaled value. Every model reflects decades of real-world feedback from research universities, state and federal government labs, and private-sector R&D teams. And thanks to in-house engineering and end-to-end control over production, we specialize in customizations that the bigger brands will seldom accommodate. To discuss specs and requirements, or to learn more about purchasing and installation, please reach out to our US sales team. ### 8 Exciting Applications Of Biomass Pyrolysis In The Real World PDF  Exciting Applications Of Biomass Pyrolysis In The Real World SH Scientific equipment helps researchers harness the sustainable-energy potential of biomass. Built from the ground up for continuous processing, our rotary tube furnaces offer world-class performance in an intuitive and cost-effective package. Below, we'll briefly highlight eight of the most exciting applications of biomass pyrolysis—many of which our customers are actively researching. Biochar & heat/steam production Biochar is the solid substance that biomass yields during pyrolysis. Its exact chemical characteristics depend on those of the feedstock, but biochar is generally porous with ample surface area and high carbon content. Its composition, structure, and energy density are each useful in their own right, so biochar appears in a wide range of applications: Soil amendment Carbon sequestration Water filtration Waste management Energy production Production of energy, namely heat and steam, is a particularly interesting and practical use. For instance, the intense heat released during pyrolysis can itself help dry out other feedstocks for future processing, thereby boosting the energy efficiency of the entire process. Biocoal & solid fuel production Biocoal is a solid, energy-dense fuel derived from the torrefaction of biomass. Torrefaction involves long residence times and relatively low temperatures, causing the feedstock to shed excess moisture and volatile compounds. The result is a stable, carbon-rich product with approximately 30% higher energy content compared to the raw biomass. Biocoal resembles charcoal and is often used in similar ways, including: Co-firing with coal in conventional power plants. As a standalone fuel source in, e.g., industrial boilers and heating systems. As an easily transported energy source in pellet or briquette form. Depending on the power source used for torrefaction, biocoal can be a low-impact way to turn varied organic waste into a manageable and cleaner-burning energy source. Liquid smoke production Liquid smoke is a widely used byproduct of the pyrolysis of wood biomass. It's a popular flavoring, coloring, and even preservative agent in everything from meats and cheeses to specialty condiments. At higher temperatures, pyrolysis yields volatile compounds in addition to the usual solids, oils, and gases. These volatiles can be condensed into a liquid, yielding liquid smoke. Naturally, its aroma and flavor reflect the content (especially the phenol content) of the feedstock. Liquid smoke is more typically prepared by smoldering, but researchers believe pyrolysis offers a cleaner and more efficient alternative. Wood vinegar production Wood vinegar (pyroligneous acid) is condensed from vaporous byproducts of pyrolysis. A natural pesticide and fungicide, it's widely used in agriculture and gardening. Wood vinegar is not toxic to people or large animals, and actively promotes beneficial microbial activity in soil. It even appears to be an effective bovine anti-parasitic agent, among numerous other emerging uses. Traditional production techniques with rudimentary kilns have been well known for some time. However, a rotary tube furnace makes it easier to provide the thermal and atmospheric control needed for large-scale production. Renewable, synthetic gas production As biomass is heated in little or no oxygen, it releases a mixture of gases including hydrogen (H2) and methane (CH4), two main components of synthetic gas, or syngas. These are common gases with a vast range of applications, such as: Power and heat generation Hydrogen for fuel cells Compressed natural gas (CNG) for vehicles Syngas production is a prime example of waste valorization, i.e., turning otherwise worthless biomass into genuinely useful products. Sludge carbonization Pyrolysis transforms sewage sludge into a carbon-rich form of biochar known as sludge char. The idea may be unappealing, but the resulting material is useful. Today, sludge char is most often used for: Waste reduction to ease the burden on waste management systems Soil amendment to improve fertility and structure Energy recovery to help "close the circle" between waste and consumption Groundwater filtration to remove pollutants like heavy metals At scale, sludge carbonization is an efficient way to turn necessary wastewater treatment into new, natural energy sources. Sludge to heat A vast amount of energy is bound up in organic feedstocks like sewage sludge. At very high temperatures of about 800° C, pyrolysis "unlocks" this vast endothermic potential, releasing a remarkable amount of heat. Energy recovered from sludge may be used for direct heating, to produce steam, or even to support drying of additional sludge or other biomass. In effect, it recovers energy from waste that is otherwise burdensome to deal with. Recovered carbon black & heat Carbon black is a soot-like material typically used as a pigment or filler in rubber and plastic products, namely car tires. More recently, it's also been used as a conductive additive in lithium-ion batteries. Pyrolysis can break down worn-out tires, decomposing rubber (and other organic materials) while releasing carbon black. The latter can be separated and collected into a product called recovered carbon black, or rCB. The main value of rCB processing is to improve tire recyclability and reduce the new inputs required for tire manufacturing. Additionally, rCB is a high-quality filler for other polymers and pigments. Its production also yields heat that is useful in its own right. Getting started with SH Scientific Our rotary tube furnaces offer world-class precision and safety at an unrivaled value. Every model reflects decades of real-world feedback from research universities, state and federal government labs, and private-sector R&D teams. And thanks to in-house engineering and end-to-end control over production, we specialize in customizations that the bigger brands will seldom accommodate. To discuss specs and requirements, or to learn more about purchasing and installation, please reach out to our US sales team. ### Tube Furnace for Battery Research PDF  Tube Furnace for Battery Research By our industry's standards, SH Scientific is a small team that delivers big things. Oftentimes, that includes highly customized equipment that suits ultra-specialized processes, sustains extreme conditions, or provides extraordinary capacity. One recent example was a vertical electric tube furnace delivered to Korea Maritime and Ocean University (KMOU). The team knew and trusted the SH name, but required a vertical model to conduct very specific research on rechargeable batteries for marine use. That was outside our standard line of horizontal models, but well within our customization capabilities. Now, following successful production and real-world use, we're excited to offer this vertical tube furnace to other teams conducting similar work on battery technology. Below, we'll cover some of the unique purposes that vertical tube furnaces serve, then walk through the design choices that make this model worth offering. Background: Tube Furnaces in Battery Research These days, Li–ion batteries power everything from earbuds to grid storage facilities. As surging demand stretches lithium supplies and poses environmental concerns, there's a profound urgency for more efficient battery design. Even the smallest improvements reflect extensive and painstaking laboratory work under carefully controlled conditions. To achieve such conditions, researchers often choose tube furnaces for more precise thermal and atmospheric control. Just within the realm of battery research, some of their key applications are: Material Synthesis Most rechargeable batteries utilize materials with complex crystal structures. To synthesize these materials, precursor chemicals are often heated in controlled environments (e.g., a tube furnace) to form compounds with the desired microstructure and behavior for use in an electrode. Thermal Treatment Electrode materials often undergo thermal treatments to enhance their electrochemical properties. A tube furnace can be used to anneal these materials under specific atmospheres, which can enhance the material's conductivity, stability, and overall performance. Lifecycle Testing Batteries are prone to "thermal runaway," wherein overheating leads to still higher temperatures and, eventually, catastrophic failure. Tube furnaces give researchers a safe environment in which to simulate and study these conditions, ultimately leading to safer battery technologies. Solid Electrolyte Research Solid-state batteries promise higher energy densities and enhanced safety compared to liquid electrolytes. Solid electrolytes require exceptionally precise thermal management, for which tube furnaces are indispensable. Diffusion Studies Battery performance largely reflects the manner in which lithium or other ions diffuse. High-temperature diffusion studies in tube furnaces help researchers understand this phenomenon under both everyday and more extreme conditions. The Unique Role of Vertical Tube Furnaces for Battery Research Orienting the chamber vertically lets gravity play a major role in thermal treatment. This opens up possibilities for enhanced or entirely different thermal processes, some of which were employed by the team at Korea Maritime and Ocean University. Liquid Catalyst Spraying Liquid catalysts may coat substrates more evenly, especially when working with precursors for chemical vapor deposition. By spraying downward in a vertical chamber, gravity can help maximize the uniformity of its coverage, leading to more consistent reactions across the entire material. High Temperatures Tube furnaces in general excel at temperature gradient control. Vertical tube furnaces enhance it further by taking advantage of convection currents, which tend to transport heat vertically. Horizontal and vertical chambers can both distribute heat evenly (when designed well and configured properly) but it's often easier in the latter. Gas Substitution It can be difficult to achieve full, controlled, and replicable gas substitution at atmospheric pressure. Vertical tube furnaces allow introduction of gases from the top, from which they flow downward for more consistent and thorough interaction with the material. Oxygen-Free Atmosphere Along those lines, a vertical orientation provides a reliably oxygen-free atmosphere when equipped with a gas mass flow controller and back pressure regulator. (Note that these upgrades are available for all SH Scientific tube furnaces, including our standard horizontal models.) Powder Accumulation Powders such as cathode/anode materials have a tendency to settle unevenly and potentially clog portions of horizontal chambers. In vertical chambers, gravity helps to collect powders in an unobstructive lower pocket. This reduces the risk of clogging or contamination, which in turn helps keep the material pure and consistent. Adjustable Height On a more pragmatic note, our vertical tube furnace is easily positioned for the user's ergonomics and comfort. The full range of height adjustment is usable, with no effect on performance. Choosing a Vertical Tube Furnace The right furnace configuration can unlock novel techniques and groundbreaking results. Developed in conjunction with the team at KMOU, our vertical tube furnace provides world-class performance and support. It also highlights the degree of customization that we regularly deliver to customers—often at a surprisingly accessible price. To inquire about our vertical tube furnace, or to discuss further customizations for your own lab, please contact our US sales team. ### Scaling Up Mushroom Production: The Role of SH Scientific Autoclaves SH Scientific autoclaves are quickly catching on in the mushroom cultivation community, and for good reason. They're easy to get up and running, and they deliver highly efficient sterilization, day in and day out. But it's always more powerful to hear this sort of thing straight from a customer. So, today, we'd like to highlight the experience that an actual SH autoclave owner shared via Amazon. Indispensable for High-Volume Production "Absolutely could not function without it!" is how they begin, before going on to add that it "[w]ould be impossible to generate the volume of materials I need otherwise." If you're accustomed to (and frustrated with!) running high volumes through pressure cookers or DIY steam sterilizers, then this level of efficiency will be a breath of fresh air. And when it's time for that first load, you'll be met with a straightforward, intuitive experience. In this customer's words, it's "[e]asy to use with [a] simple and direct interface." Versatility in Sterilization After years of iteration, we've landed on a remarkably versatile autoclave design. It's conducive to sterilizing all standard mycology materials and equipment, as well as virtually any other labware/containers. And when we say "all," we're not kidding. This reviewer has "used it for glassware, inoculation tools, liquid culture media, and agar preparations. Especially used to sterilize various sized grow bags filled with grains, soy hulls, straw and/or wood substrates." Think of it as a mushroom grower's one-stop shop for sterilization. Reliable Contamination Control Of course, effective sterilization is what matters most. As the owner notes, it "[k]eeps all of my tools and materials free from contamination." With proper use, SH autoclaves simply work. Managing a mushroom business gives you plenty of other things to worry about; contamination fears shouldn't be one of them. Any Regrets? A customer regret would normally be alarming, but this reviewer shares the one kind of regret we're downright delighted to see: "I only have one regret: If I knew ahead of time how well it would turn out, I would have gotten the LARGEST size possible -- well worth the expense!!" Your Partner in Precision & Productivity We at SH Scientific are honored to play a role in helping so many mushroom businesses to grow, thrive, and hit new levels of quality and scale. If you're at a point where equipment struggles are holding back your business, or you're simply fed up with your fleet of pressure cookers, it might be time to talk. To learn more or discuss your specific workflow needs, reach out today! ### Elevate Your Workspace: Introducing the Next-Level Laminar Flow Fan Filter Unit PDF   Elevate Your Workspace: Introducing the Next-Level Laminar Flow Fan Filter Unit We're proud to serve clientele ranging from major commercial operations to small businesses. For the latter, we aim for world-class performance in simpler, more affordable, more compact forms. In other words, equipment that doesn't require a large facility or an institutional budget. To that end, we've designed the ultimate laminar flow fan filter unit (FFU) as a low-cost, high-value alternative to our flagship laminar flow clean bench. A 99.99%-efficient HEPA filter (at 0.3 microns) provides superior filtration for sensitive lab work. Genuinely even air distribution—a rarity in FFUs. "Plug-and-play" delivery with minimal set-up required. Best-in-class airflow controls, ranging from 0–1080 CFM at velocities of 0–50 ft/min. Equipped with a remote control, so there's no need to reach behind to adjust power or airflow. Quiet operation at just 50–60 dB. Stackable design with secure, locking brackets. For serious mushroom cultivators, it's a large and accessible step up from the fuss and constraints of a still air box, or from the questionable efficacy of a DIY or off-brand fan set-up. And for our friends at Mycology Simplified, a mycology supply retailer, our FFU has already become a workflow staple. Consistent Use, Consistent Results For small or solo operators, equipment upgrades are supposed to make life easier, not harder. That starts the moment you open the box. Underscoring its plug-and-play nature, the Mycology Simplified team remarked that "[i]t arrived packaged so well that it took longer to unbox than set up!" But what happens when the rubber meets the road? After all, budget equipment abounds, but it's often prone to issues—and short on support. Are those no-name FFUs cheap? Yes. Are they a good value? We think not. As we see it, value implies a certain longevity. After several months of use, Kasey at Mycology Simplified tells us, "I have used it every day since it arrived and probably poured 1000 agar plates with it and not a single issue had popped up" (emphasis ours). Strikingly Smooth Airflow The more laminar (streamlined) the airflow, the more effectively it fends off airborne contaminants. Granted, any circulation is better than none, but most other fan filter units lose some effectiveness to turbulence. We didn't see much value in offering an FFU that was affordable but only marginally useful, so we took a painstaking approach to aerodynamics. And the proof's in the pudding, as Kasey noted: "I am really impressed by the simplicity and quality of the flow. I have an anemometer and it is extremely consistent across the entire filter surface. Not one spot of uneven flow which is not very common in these units". Usability & Aesthetics Our FFU's performance speaks for itself, but we'd be remiss not to highlight a few design and usability points, as well. According to the customer, "The control system is really nice! I wish it was visible from the front because I think it is a great feature and just looks great! The remote control works well and is a nice option that keeps me from having to squeeze behind the unit to make changes!" Value and performance are, and will always be, our top priorities. But given the opportunity to design from the ground up, we might as well make it pleasant to use and pleasant to see in your workspace, too! The Right Choice for You? If you need an affordable way to create a contaminant-free workspace, then our fan filter unit offers the strongest value and performance in its class. To end with Mycology Simplified's own words, "So far it’s a solid unit and I would absolutely[…] suggest it to others." To learn more, or to discuss customizations, drop our US sales office a line today! ### Cultivating Trust: Booming Acres and the Supportive Partnership with SH Scientific PDF   Cultivating Trust: Booming Acres and the Supportive Partnership with SH Scientific Based in northern Illinois, Booming Acres is a textbook example of how strategic equipment upgrades can pave the way to growth. Over the course of a year, the company upgraded from rudimentary gas stoves and pressure cookers to a growing set of 150 L SH Scientific autoclaves. It was a calculated risk that paid off handsomely. Throughput increased as expected, maintenance and operating costs proved modest, and SH autoclaves became integral to operations. "Operational in No Time" In 2022, owner Howard Novak was preparing to move Booming Acres into a larger production area. Gas stoves and pressure cookers had sufficed, but could no longer keep pace with the company's growth. The move called for more sophisticated, commercial-grade equipment with room to grow. Howard reached out to SH Scientific, purchasing an initial 150 L autoclave in October 2022. Installation concerns vanished when the hired electrician "had no issues with the wiring and was able to get [the unit] operational in no time" (emphasis ours). Comprehensive Support After running their first few cycles, Howard and his team had gotten the hang of the autoclave: dos and don'ts, practical capacity, cleaning tips, and so forth. Howard reports that they "have had very few issues arise with [the autoclaves], all of which have been handled quickly with emails or calls to SH Scientific." Likewise, when one part finally needed to be replaced, he was reassured to find that it was "extremely simple to do." Priding ourselves on support isn't just a cliché. It reflects everything from obsessively user-friendly and reliable design (which minimizes the need for support in the first place) to a human, onshore support team that's quick to respond when guidance is required. A New Level of Productivity With five units running 2–3 cycles with grain every day, Booming Acres' productivity has increased several times over while the need for supervision has diminished. "These autoclaves make processing large amounts of materials a breeze," according to Howard. Today, the team can "press a button and forget about them, [since] there's no monitoring required" (emphasis ours). To Howard's surprise, the increase in power consumption has been remarkably low. It's comparable, in his words, "to that of adding a kitchen refrigerator to a house[...] Very much worth the price of switching from gas to electric." Building a Long-Term Relationship That smooth start convinced Howard to fill out the new facility with four more autoclaves. The next unit was ordered in December 2022, followed by another in January 2023, and two more in September 2023. It's profoundly gratifying to see our offerings facilitate growth like Howard and team are enjoying. That's the kind of lasting, steadfast partnership that we aim to cultivate—whether by supplying your continued expansion or simply helping you make the most of a one-off purchase. We realize that making the leap to purpose-built sterilization equipment can be daunting. It's a substantial outlay, a new workflow, perhaps even a new direction for your mushroom growing business. But as the folks at Booming Acres can attest, SH Scientific autoclaves are high on productivity, low on hassles, and built for the rigors of all-day, every-day use. In other words: easy to live with. We'll leave you with Howard's own words: "I cannot recommend SH Scientific enough for your autoclave needs. Having the support they offer and the quality offered makes purchasing an autoclave from SH Scientific a no brainer." Think an autoclave might make sense for your own operations? Reach out today to learn more or talk with an expert. ### Customer Feedback: How We Help Growers Buy With Confidence Every serious mushroom grower reaches a point where pressure cookers no longer do the trick. They technically work, of course, but their limited capacity and continual babysitting (and mildly obnoxious hissing!) become unsustainable. Justin, an avid and expanding grower, recently found himself in that spot. He reached out to SH Scientific to learn more about choosing a "starter" autoclave. After getting up and running, he shared some feedback that we were delighted to read—and eager to highlight here. We're here to help—really! Justin kindly mentioned that our team was "responsive and supportive." Knowing there's a team of real and accessible people behind the scenes made "the expensive purchase easier to make." Partnership starts before and lasts after any transaction. Sometimes, that means hours of engineering analysis of a large R&D facility's custom requirements. Other times, that means straightforward answers so individuals like you can purchase with confidence. Autoclaves are a mushroom growing game-changer We can sing the praises of our own autoclaves all day, but Justin captures the heart of the matter in two sentences. "I would trust your autoclave running unattended, certainly not something I can say of [pressure] cookers. The volume I can output is far superior to the pressure cooker method as well." Far more output with far less oversight. That's the key to scaling, whether you're a one-person operation or a busy, expanding team. And did we mention the noise—or lack thereof? "Your autoclave is silent and barely emits any steam during operation. Those who have sat through hours of the sounds a pressure cooker makes will understand." Your next steps with SH Scientific Upgrading to an autoclave can seem daunting. Costs, complexity, and maintenance are worlds apart from what you've experienced with pressure cookers, for instance. True, the differences are for the better, but it's still new territory. We're here to clarify and support your autoclave decision-making, whether it leads to a purchase next week, next year, or never. So, if you're curious how an autoclave fits into your workflow, what they're like to own over the long haul, or anything else—yes, anything—then reach out today! ### Rotary Tube Furnace for Battery Research Rotary tube furnaces are integral to battery research, particularly the synthesis and processing of electrode materials. Compared to stationary furnaces, rotary chambers offer three main benefits: Faster heat transfer within the sample. More even heat distribution. Continuous feeding capabilities. After elaborating on the design of rotary tube furnaces, this article will use a recent patent as a case study of their role in cutting-edge battery research. Rotary tube furnace technology, in brief Rotary tube furnaces work similarly to a standard, fixed tube furnace. Both use a transparent, cylindrical, tubular chamber that's indirectly (externally) heated by a series of heating elements underneath insulation. (Directly fired furnaces, on the other hand, put a burner or heating element inside the chamber.) They're often paired with vacuum and gas flow management equipment to control atmospheric pressure and composition. The main differentiators of a rotary design are the abilities a) to rotate the chamber axially for uniform heating and mixing, and b) to tilt it for continuous feeding. Speaking of continuous processing, rotary tube furnaces also include a feeder at one end and a receiving vessel at the other end. Some materials are prone to clogging, so the feeder typically has its own screw conveyor and anti-clumping mechanisms. As far as battery materials are concerned, rotary furnaces' main benefit is to prevent stratification of samples via continuous mixing and consistent heating. Visit this guide for a closer look at common applications of rotary tube furnaces and at some of our key safety and usability features. Case study: cathode preparation from NMC powder Global demand for large batteries is soaring, thanks largely to innovations in electric vehicles and stationary power plants. Battery fabrication carries high financial and environmental costs, so sustainability depends on greater efficiency and cycling stability that current techniques allow. To that end, patent US11114662B2 shares a method and precursor for preparing nickel- (Ni-) based cathode materials for rechargeable lithium–ion (Li–ion) batteries. The patent lays out the creation of a more sustainable option based on lithium–nickel–manganese–cobalt–oxide (NMC), which offers high energy density and structural stability. Thanks to lower use of scarce and costly cobalt, NMC is also more affordable than common alternatives like LiCoO2. Technical summary There are different compositions of NMC with varying degrees of excess nickel content, known as Ni–excess. Broadly speaking, greater Ni–excess means greater energy density, so most researchers target "very high" or merely "high" levels. Very high levels raise the risk of combustion, as delithiated (spent) cathodes essentially decompose and release oxygen. High levels are less energy-dense, but also safer due to more stable oxygen-based compounds. The applicants claim to have created a coating technique that reduces interactions between NMC and the cathodes, thus increasing the efficiency and lifespan of high Ni–excess NMC without the risk of very high Ni–excess formulations. Their patented process includes a "double sintering" technique, roughly as follows: Start with a manganese (M)-based precursor derived from metal salts and a base. Mix the precursor with one of a few lithium-based compounds (LiOH, Li2O, or LiO.H2O) and sinter it in a rotary kiln (or rotary tube furnace) for ⅓–3 hours at 650–850° C. This yields a Li-deficient precursor powder. Mix the Li-deficient precursor with one of the lithium-based compounds mentioned above, then sinter that mixture for 6–36 hours at 800–1000° C. Now, the result is a positive electrode material. Combine the electrode material with various M oxides in one of three ways: Mix them, then sinter at 600– 800° C. Mix them with a fluorine polymer, then sinter at 250–500° C. Mix them with an inorganic oxidizing agent and an Li–acceptor, then sinter at 300–800° C (but most likely 350 to 450° C) in oxygen. In all the above, external air flow through the furnace is generally 1.0–2.5 m3/kg. One exception involves an optional "roasting step," wherein the M-based precursor is heated in N2 at 200+° C before mixing with a lithium compound. They later compared the results of this rotary furnace process to more conventional techniques using a tray-based conveyor furnace. From the authors' 11 examples, below are three that we found particularly instructive. Scenario 1: NMC preparation with double sintering The first scenario, "Example 1," demonstrates the use of double sintering to produce NMC with less lithium carbonate content and improved electrochemical performance. With LiOH.H2O as a lithium precursor, conduct initial sintering in a rotary furnace at 820° C for 2 hours. Conduct second sintering at 860° C for 10 hours in a tray furnace with continuous dry air flow. Compared to the first step alone, the second step gave indications of less capacity loss per cycle and altogether improved performance. Scenario 2: NMC preparation with roasted transition metal source & double sintering The second scenario, "Example 2," uses a roasted (calcined) transition metal source and double sintering to further enhance NMC's cycle properties. The process was similar to the above, but with preliminary roasting at 250° C in N2 prior to initial sintering. The second sintering was conducted at a marginally hotter 865° C. Here, too, the double-sintered sample exhibited less lithium carbonate content and stronger indications of cycling stability. Scenario 3: NMC sample with Al/sulfate coating The last scenario, "Example 11," introduces an Al/Sulfate coating on the NMC sample to further improve properties like discharge capacity and cycling stability. The process was akin to the first scenario, with three significant modifications: The precursor was mixed nickel-manganese-cobalt oxyhydroxide. The sintered precursor had a lower Li:M ratio and a crystal size of 26.2 nm. Second sintering was lowered to 845° C. To coat the double-sintered NMC product, the team blended it with Na2S2O8 and Al2O3, then heated it for a further 5 hours at 375° C. As anticipated, the Al/sulfate coating enhanced discharge capacity and cycling stability more than double-sintering alone. The microscopic images below show the texture of coated NMC particles. Note the relatively spherical particles, with even and consistent Al/sulfate distribution as a result of the heating process. This coating creates a higher capacity of ~210 mAh/g at up to ~3.4 V, as per the accompanying chart. [Source: https://patents.google.com/patent/WO2020082019A1/en] Why use a rotary tube furnace? In each example, a rotary furnace played a key role in preparing lithium-deficient sintered precursors. Its use consistently enhanced electrochemical properties, namely discharge capacity and cycling stability. The effect was magnified following double-sintering and coating. And given the large throughput of a rotary furnace, these processes are relatively scalable to meet commercial demand. The applicants explain in detail their recommendation of a rotary furnace. We'll set the complex chemistry aside for a moment to add context around their choice of equipment. One overarching priority is homogeneous NMC. Practically speaking, that means every NMC particle has two things: A consistent ratio of manganese to lithium. A nearly identical degree of sintering. Rotary tube furnaces achieve this by continuously moving and heating the material, which prevents sample stratification (layer formation), avoids delamination, and ensures uniform sintering. Moreover, they do so with a compact footprint (compared to a rotary kiln) and high throughput. It's often possible to increase production severalfold even without expanding facilities. What sets SH rotary tube furnaces apart? We covered our more universal innovations (like viewing ports, heating jackets, and clumping prevention mechanisms) in a separate article, linked earlier. But a couple points are more specific to battery materials and precursors, so let's take a moment to address them directly. The patent's authors note that rotary furnaces are suboptimal for the direct sintering of powders into solids. Their main concerns are corrosion (due to interaction with the chamber) and limited sintering times (due to the flow of materials). These are valid issues, which we mitigate in a couple ways. First, SH Scientific uses minimally reactive quartz chambers to reduce the likelihood of corrosion in general. Unfortunately, lithium can react with silica (a component of quartz), so it's impossible to eliminate all reactive potential for lithium-based compounds. That said, we offer several other materials for custom tubes optimized for specific samples or workflows. Second, SH Scientific furnaces have adjustable tilt and rotational speed to enhance control over heating time. This gives users the flexibility to choose the ideal rotational speed to mix the sample, then find an angle that slows passage just enough to extend sintering time. Ordering your SH Scientific furnace Our rotary tube furnaces translate decades of iteration and insights into unmatched precision, safety, and value. And with our broad in-house customization capabilities, we're already supplying teams with unique equipment that will make tomorrow's battery technology possible. Please contact our US sales office for technical inquiries, purchasing assistance, or a deeper discussion about your lab's requirements. ### Rotary Tube Furnace PDF  Rotary Tube Furnace Rotary tube furnaces are designed to continuously feed and mix samples during high-heat processing. With large volume and gentle agitation, they're used for organic matter, industrial materials, and even cutting-edge battery precursors and nanotechnology. The SH Scientific line delivers exemplary performance and usability thanks to innovations like: Extra-large tube options up to 800 mm in diameter and 1500+ mm in length. Heating jackets for tar mitigation. A viewing window for easy observation while running. Feeder vibration and hammer systems to introduce samples uniformly and consistently. Vacuum integration for complete atmospheric control. Below, we'll walk through their design and some common uses, then highlight key features to look for when choosing a rotary tube furnace for your laboratory. Rotary tube furnace design Rotary tube furnaces ensure even heat exposure during continuous high-temperature processes such as calcination, pyrolysis, and chemical vapor deposition. Their key feature is a rotating and downward-tilting tube, which helps materials to pass through at a steady rate. Functionally, they're like higher-precision rotary kilns scaled down for lab use. Like any tube furnace, rotary ones use a transparent cylindrical chamber made of materials like quartz, ceramic, or alumina. The chamber is heated by anywhere from one to upwards of five heating zones, each corresponding to a Kanthal® heating element. Zones are managed by a programmable digital controller for stable, precise, and repeatable cycles. Rotary tube chambers tend to be wider and longer than stationary ones—hence the larger number of heating zones—but they're fundamentally similar in design. With appropriate vacuum and gas flow equipment, they're also an ideal environment for oxidation-prone samples. However, rotary tube furnaces have two main differences: The tube rotates during operation, so the entire sample is equally exposed to the atmosphere and to the thermal conduction of the chamber. The goal is minimal sufficient agitation, so rotation is typically limited to 10–20 rpm. The tube tilts downward from the feeding end to the receiving vessel. Some models can tilt far more steeply than others, but angles beyond ~15° aren't often necessary in practice. Generally, samples are introduced via a feeder and collected in a container at the other end of the tube. Feeder design has an outsized impact on day-to-day usability. Most feeders have at least one form of mechanical agitation to keep the material flowing, although designs vary widely between manufacturers. (Ours use three separate mechanisms, as we'll cover later on.) Applications of rotary tube furnaces Many of the continuous thermal treatments that employ rotary furnaces—but certainly not all of them—are electrochemical in nature. By way of comparison, full-size rotary kilns are more appropriate for lower-tech industrial processes, e.g., cement production. For reasons of size and safety, they're typically installed outdoors or in enormous production plants. Food waste, biochar & carbonization Rotary tube furnaces make quick and consistent work of large volumes of organic materials. Facilities rely on their uniformity and controlled feeding to pyrolyze food and vegetation into biochar, carbonize other organic matter into biofuels, and so forth. Treatment protocols depend on feedstock quality and composition, so mechanical adjustment (e.g., feed rate) and multi-zone temperature control are essential for high-volume processing. High-purity battery materials From electric vehicles to commercial energy storage, we're witnessing unprecedented demand for high-purity battery materials. A rotary tube furnace maximizes the homogeneity of these kinds of samples, including lithium cobalt oxide (used in cathodes) and lithium hexafluorophosphate (an electrolyte salt). Its high high capacity and continuous feeding also help labs keep pace with ever-growing demand. High-capacity silicone–carbon composites High-capacity Si–C materials are a class of anode materials produced through chemical vapor deposition (CVD). They require an inert atmosphere and precise thermal gradients, both of which a standard vacuum tube furnace can provide. But Si–C materials also benefit from rotation, which deposits silicon more evenly, resulting in maximally consistent electrochemical performance throughout each sample. Hydrogen fuel batteries Heat treatment is essential for hydrogen fuel cell materials like nanoparticle catalysts, carbon nanotubes (CNTs), boron nitride nanotubes (BNNTs) and PEMs. Standard tube furnaces sometimes suffice, but rotary tube furnaces have two key advantages. First, and most obviously, their steady agitation helps produce more consistent results. In addition, their larger chambers give labs enough throughput to scale along with market demand. Battery waste recycling At the other end of a battery's life, rotary tube furnaces can help recover valuable (and environmentally problematic) materials like lithium, cobalt, and nickel. Some of these metals are rather volatile and sensitive to oxidation, so even heating and perfect inert gas saturation are invaluable. If demand for battery recycling keeps pace with demand for battery inputs, then we expect high-capacity rotary furnaces and kilns to become even more critical in the near future. Oxidation processes High volumes of coatings, catalysts, and other industrial materials are produced through oxidation processes. Rotary tube furnaces ensure consistent results and material performance thanks to precise thermal control and steady agitation. Some processes and substrates are extremely sensitive to the composition of the atmosphere. This calls for additional gas flow management equipment, available as an add-on for virtually all SH Scientific models. Reduction processes Reduction processes turn commonplace oxides and ores into purer electrical and industrial inputs. Beyond the requisite thermal and atmospheric management, rotary tube furnaces offer consistency for large, continuously-fed samples. Their rotation makes them essential for high-yield, high-purity metallurgical processes. Choosing the right rotary tube furnace Choosing the right model is fundamentally similar to picking a standard tube furnace. Both have similar factors of tube size, heating configuration, and atmospheric control. However, rotary tube furnaces come with the added considerations of tilting and rotation, feeding mechanisms, and different (but overlapping) size and temperature ranges. Temperature considerations Rotary tube furnaces are generally limited to about 1100°C (as in our line), or occasionally as high as 1500°C. If you require more extreme temperatures, then a standard, stationary tube furnace is ideal. Our own models are capable of temperatures up to 1800°C. Tube configuration Rotary tube chambers tend toward the larger side. A typical starting point is 100–120mm in diameter, although we can supply tubes up to 800mm—on par with industrial rotary kilns. Our standard chamber length is 1500mm, which strikes a good balance between capacity, heating uniformity, and space-efficiency. Regardless of tube size, SH furnaces tilt between 0°–15°. This covers the vast majority of uses. Upon request, steeper angles may be possible with certain configurations. Heating zones Given their wider and longer chambers, rotary tube furnaces also have more heating zones than stationary models do. Our standard configurations are two to five zones, each 300 mm in length. For stricter control over gradients, more zones are feasible as a custom request. As a standard, our furnaces use Kanthal® A-1 elements and ceramic insulation to maximize longevity and energy efficiency. Feeding system Well-designed feeding mechanisms use some form of agitation to prevent materials from clumping and clogging before they even reach the chamber. Our feeders optionally use three complementary features to suit the widest possible range of materials. A screw conveyor turns at 0.5–10 rpm to introduce the sample steadily and gradually. A vibration mechanism imparts gentle but high-frequency force to minimize clumping. A hammer lets technicians impart a quick knock (or succession of knocks) to dislodge larger or denser clumps inside the feeding vessel. Vacuum & inert gas management Many thermal treatments are sensitive to or dependent upon the chamber's atmosphere. The proven solution is a vacuum pump and chiller, managed by a digital mass flow controller and back pressure regulator. This is available as a turn-key configuration for all SH rotary tube furnaces. Before shipment, our rotary tube furnaces undergo a series of tests, including rotation tests, heating tests, and vacuum retention tests. Notably, the vacuum retention test is performed while the tube is in motion and inert gas is introduced to create an oxygen-free environment after a vacuum is established. Viewing features Even with all the instrumentation in the world, a visual check is still the best way to make sure the sample is evenly distributed. Unfortunately, many manufacturers make it impossible to check for build-up without opening the furnace. The SH Scientific line takes a different approach: a quartz viewing port at the end of the tube lets users see the sample while the furnace operates. It's safe, easy, and non-disruptive to observe and adjust the angle or rotating speed on the fly. Tar mitigation Certain organic materials result in tar condensation and build-up, posing a risk to performance and safety. SH rotary tube furnaces use a heating jacket to minimize tar build-up in the first place. It's a simple but extremely effective way to extend the furnace's working life. Getting started with SH Scientific Our rotary tube furnaces offer world-class precision and safety at an unrivaled value. Every model reflects decades of real-world feedback from research universities, state and federal government labs, and private-sector R&D teams. And thanks to in-house engineering and end-to-end control over production, we specialize in customizations that the bigger brands will seldom accommodate. To discuss specs and requirements, or to learn more about purchasing and installation, please reach out to our US sales team. ### Our New 300L Autoclave: Elevating the Standards for Mushroom Growers PDF  Our New 300L Autoclave Elevating the Standards for Mushroom Growers In our unwavering commitment to advancing the realm of mushroom cultivation, SH Scientific understands the pivotal role of reliable and proficient tools. We've listened to your demands for equipment that boosts productivity while simplifying day-to-day tasks. It's with great pride that we unveil our latest innovation: The SH Scientific 300 Liter large capacity autoclave, effortlessly processing up to 600lbs daily. Specifications & Features: - Expansive Chamber Design: Boasting a 300L chamber with dimensions of 637mm (25.1″) in diameter and 952mm (37.5″) in height, we've engineered this to optimize productivity. Its design distinctly surpasses benchtop horizontal autoclaves, pressure cookers, and vertical autoclaves in cost-efficiency. With its intelligent structure, this 300L autoclave can yield nearly triple the output of a 150L counterpart. With this model, you're equipped to handle up to 600lbs daily. - Large Door: The 20" door makes loading and unloading mushroom grain bags a breeze. - Seamless Operations: Discover unmatched convenience with our "SET and FORGET" feature. With its fully automated capabilities, simply start the process and let our device do the rest, removing the necessity for constant monitoring. With proper planning, you can efficiently run two cycles daily. - Diverse Sterilization Capabilities: From sterilizing laboratory glassware and growth media like agar to varied mushroom grains (rye berry, millet, corn, and more) - we've ensured our autoclave does it all efficiently at 121°C and 20psi. - Prioritizing Safety and Efficiency: Our design features an automatic vacuum prevention system for added safety. The double casing ensures your room remains at a comfortable temperature while also providing burn protection. With our manual steam release control valve, you can systematically vent steam after use, promoting quicker cooling and significantly reducing the risks tied to rapid pressure changes that could harm mushroom grain bags. - Modern Pressure Gauge: Our cutting-edge pressure gauge showcases both psi and bar readings, granting you a complete insight into the internal operations. - Optimal Performance Levels: Designed for rigorous use, our autoclave can achieve an impressive maximum temperature of 130°C (266°F) and a pressure of 30psi (0.2MPa, 2.0bar). The Edge of Our Autoclave: This isn't just another piece of equipment. It's a manifestation of our commitment to you. We've attentively heeded feedback from our dear partners in the mushroom-growing community. You asked for time-saving, reliable solutions, and we answered with a formidable increase in per-cycle volume. Say goodbye to the tedious hours spent with limited-yield pressure cookers. Our Smart Autoclave 300M embodies user-centricity, designed to facilitate expansive sterilization with minimal fuss. If you're considering elevating your operations and amplifying your cultivation yield, we firmly believe our new Smart Autoclave 300M is your answer. Trust & Unwavering Support: When you invest in our autoclave, you're also placing your trust in SH Scientific's legacy of dedication and unmatched customer service. We proudly extend warranty support right from the U.S., emphasizing our unyielding commitment to you. With a legacy stretching back to 1982, we have pioneered and mastered autoclave development and manufacturing. Our brand resonates with unmatched temperature uniformity, and we've honed our skills in crafting top-tier vertical autoclaves. Unveiling the SH Scientific 300L Autoclave isn't just a product announcement; it's our promise of continued innovation and an unwavering focus on addressing the evolving needs of mushroom growers. Welcome to the next chapter of efficient mushroom cultivation; it's smarter, bigger, and crafted with you in mind. ### Elevate Your Canning Process: The Vertical Autoclave Mastery of SH Scientific In the vast landscape of food processing and preservation, one piece of equipment has been making waves for its exceptional performance and unmatched reliability – the vertical autoclave. For businesses in the canning and food industries, the term "vertical autoclave" has become synonymous with efficiency, safety, and quality, largely thanks to our relentless pursuit of perfection at SH Scientific. For over 40 years, we at SH Scientific have consistently pushed the boundaries in autoclave manufacturing, carving out a unique niche for ourselves and setting unprecedented industry benchmarks. Since our inception in 1982, we've dedicated our expertise to pioneering vertical autoclave innovations, ensuring that every iteration is better than the last. Exceptional Temperature Uniformity with the Vertical Autoclave Temperature plays a pivotal role in the canning and preservation of food products. The vertical autoclave's role in maintaining consistent temperatures cannot be overstated. Our vertical autoclaves guarantee unparalleled temperature uniformity, making certain that each food item is exposed to consistent, optimal conditions, ensuring food safety and extending shelf life. This focus on temperature precision sets the vertical autoclave apart as an essential tool for quality control in the industry. Maximized Space Utilization In the hustle and bustle of industrial settings, space is gold. Our vertical autoclave's design, rising skywards, makes optimal use of vertical space, allowing businesses to maximize floor real estate. The vertical orientation isn't just an aesthetic choice; it's a strategic decision, ensuring industries can bolster their processing capacity without spreading out horizontally. User-Friendly Design for Easy Operations Ease of operation is a hallmark of a well-designed vertical autoclave. At SH Scientific, our vertical autoclaves are crafted to simplify the loading and unloading process. This user-centric approach means less manual labor, reduced chances of mishandling, and a smoother workflow – essential elements in high-demand industries like canning. Championing Energy Efficiency Sustainability is more than just a buzzword; it's a commitment. Our vertical autoclave models epitomize energy efficiency, using less power, heating quickly, and ensuring a green and sustainable processing line. Every kilowatt saved contributes to both a healthier bottom line and a healthier planet. Built to Last Durability is not an option. Our vertical autoclaves are constructed using top-tier materials, undergoing stringent quality checks. With meticulous inspection protocols, we ensure that each vertical autoclave is robust and resilient, ready to withstand the rigors of demanding industrial usage. Safety as a Priority Safety isn't just a feature; it's ingrained in the DNA of every vertical autoclave we produce. Our devices come equipped with comprehensive safety mechanisms, from over-current protection function with ELB breaker to sophisticated automatic over-pressure protection function, reinforcing our commitment to user safety at every operational level. Unwavering Support and Warranty Our vertical autoclaves aren't just about top-notch technology; they come with a promise. Located in the U.S., our full warranty service is a testament to the trust we place in our products. We're not just selling a device; we're selling our reputation, our expertise, and our commitment. SH Scientific: The Vertical Autoclave Revolution When it comes to food processing, the vertical autoclave has emerged as a beacon of reliability, efficiency, and quality, with SH Scientific leading the charge. As the demand for preserved and canned food escalates globally, our vertical autoclaves, brimming with cutting-edge features and backed by unwavering support, establish themselves as the gold standard in the industry. If you're on the hunt for equipment that epitomizes excellence in food processing, look no further than the vertical autoclave range at SH Scientific. Your journey to optimized operations, sustainability, and unparalleled quality begins here. ### Why Our Top-Loading Autoclave is the Trusted Choice for Leading Labs Worldwide At SH Scientific, we've dedicated ourselves to perfection in the realm of lab equipment, and one of our flagship products that we're particularly proud of is our top-loading autoclave. We want to share with you the journey of this tool, and why it's become a sought-after choice in labs around the globe. Our Story with the Top-Loading Autoclave Since our inception in 1982, we've been on a relentless quest to produce state-of-the-art autoclaves. Our journey in the industry spans over four decades, and during this time, we've intricately understood and mastered the art of crafting top-notch top-loading autoclaves. Why Laboratories Trust Our Autoclave Expertise Rooted in Experience: We’ve been in the autoclave game for over 40 years, and every model we develop is the culmination of years of research, experience, and feedback. Unmatched Temperature Uniformity: Our vertical autoclaves are known for their temperature uniformity, which is testament to the meticulous engineering and innovation we infuse in every product. Versatility Across Disciplines: Our top-loading autoclave is not just a sterilization tool—it’s an ally for professionals across various fields. Be it microbiology, medicine, mycology, or biotech, we've got you covered. After-Sales Service That Cares: For us, the relationship doesn’t end once you purchase our product. We extend a full warranty service directly from the U.S., because we believe in standing by our creations and our valued customers. Assured Quality: Before an autoclave leaves our facility, it undergoes a rigorous inspection and testing process. This is our promise of durability and reliability. Recognition by Renowned Labs Worldwide Our commitment to quality and excellence hasn't gone unnoticed. Over the years, our top-loading autoclaves have made their way into many of the world's most renowned labs. These institutions trust us not just for the superior functionality of our products, but also for the relentless support and service we provide. ​ School & University Labs Sterilizes glass bioreactors and glass bottles. Sterilizes bottles, growth media, pipette tips and etc. Sterilizes microorganisms and decontaminate certain biological waste. Sterilizes labware like beaker and large flasks. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) Mushroom Cultivation Sterilizes grain (rye berry, millet, corn and etc.) Prepares grain spawn and sterilizes glassware and fungal growth equipment. Pasteurizes mushroom substrate. Recommended products - SH AC 100M (100 liter autoclave), SH AC 150M (150 liter autoclave) Manufacturing, Engineering, and Testing Labs​ Sterilizes the culture media, reagents, and equipment. Decontaminates biohazardous waste materials. Heat treatment of the nylon braided cords to meet the requirements of US military specification properties. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) Cannery, Brewery, and Distillery Sterilizes can and tin. Sterilizes yeast growth media and glassware. Recommended products - SH AC 100M (100 liter autoclave), SH AC 150M (150 liter autoclave) Bioengineering & Biopharmaceutical Sterilizes labware and equipment used in genome engineering process. Sterilizes labware and equipment used in biopharmaceutical company. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) Healthcare & Clinic Sterilizes medical wastes and used tools. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) Bioprocessing Sterilizes fermenter vessels. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) Food Sterilizes labware and equipment used in fungi-based food-processing platforms. Sterilizes microorganisms. Recommended products – SH AC 60M (60 liter autoclave), SH AC 100M (100 liter autoclave) In Conclusion When you invest in an SH Scientific top-loading autoclave, you’re not just purchasing a piece of equipment; you’re becoming a part of a legacy. A legacy built on dedication, innovation, and an unwavering commitment to the scientific community. We invite you to join the many leading labs across the world that have chosen SH Scientific as their trusted partner in sterilization. ### The Behind-the-Scenes Report: How Labs Manufacture LK-99, a Potential Breakthrough in Room-Temperature Superconductivity. Findings around LK–99, a purported room-temperature superconductor (RTSC), have stirred both excitement and skepticism in the scientific community. If confirmed, the materials science world may be on the cusp of an epochal breakthrough. If not, the discussion is the latest chapter in the fruitless, decades-long pursuit of a RTSC. A superconductor is a material with virtually no electrical resistance. Among other properties, it conducts electricity with essentially no heat output. In principle, superconductivity could transform everything from telecom and air conditioning to maglev trains and quantum computing. In practice, it's limited to more arcane applications, since all known superconductors require extraordinary temperatures and pressures. That is, perhaps, until recently. In a July 23rd arXiv preprint and an accompanying patent, Korean researchers claim to have synthesized LK–99 and verified its superconductivity at ambient pressure and temperature.  The team comprised: Sukbae Lee - Quantum Energy Research Centre, Inc. (Seoul, South Korea) Jihoon Kim - Quantum Energy Research Centre, Inc. (Seoul, South Korea) & ICT Basic Research Lab. ETRI (Daejeon, South Korea) Hyun-Tak Kim - Department of Physics, College of William & Mary (Williamsburg, VA, USA)  Sungyeon Im - Quantum Energy Research Centre, Inc. (Seoul, South Korea) SooMin An - Quantum Energy Research Centre, Inc. (Seoul, South Korea) Keun Ho Auh - Quantum Energy Research Centre, Inc. (Seoul, South Korea) & Hanyang University (Seoul, South Korea) Media discussion reached a fever pitch following a video posted on August 1st. In this clip, shared on the Chinese video platform Bilibili, a researcher claims to demonstrate the material's superconductivity at ambient pressure and a modest temperature. LK–99, or Pb10-xCux(PO4)6O in chemical notation, was first discovered and produced in 1999 by a team at Korea University in Seoul. However, years of controversial research and a recent flurry of papers have failed to convince researchers. The backstory of LK–99 and RTSCs in general warrants skepticism. But as scientists worldwide rush to replicate these findings, this rapidly evolving story may reach a conclusion before long. How is LK–99 made? The synthesis of LK–99 requires several stages of precise thermal treatment under varying atmospheric conditions. The researchers' July 23rd paper describes the following process: Obtain Lanarkite by heating mixed (II) oxide and lead(II) sulfate powders in a furnace at 725 °C for 24 hours. Recommended equipment: standard tube furnace (no vacuum required) or quartz-chamber muffle furnace. Mix copper and phosphorus powders in a crystal tube, and heat it at 550 °C for 48 hours in a vacuum of 10-3 torr. Recommended equipment: vacuum tube furnace. Pulverize the products of the first two steps, seal them in a crystal tube, and heat it at  925 °C for 5-20 hours in a vacuum of 10-3 torr. Recommend equipment: vacuum tube furnace. LK–99 production is a delicate and low-yield process. Successful replication and maximum yield demand a high-quality furnace with precise, uniform temperature and consistent vacuum conditions. That's a high bar, so we were all the more excited to learn that the team used an SH Scientific muffle furnace for the first step described above. Trusted by cutting-edge researchers Leading research facilities have trusted SH Scientific for upwards of four decades. We equip renowned semiconductor and electrochemical labs worldwide.  Specific to RTSC research, we're proud to supply: Seoul's Quantum Energy Research Centre, including the team behind July's potential breakthrough. Seoul's Korea University—the very institution affiliated with LK–99's discovery and initial manufacture, and an ongoing SH Scientific customer and partner. Our vacuum-equipped tube and muffle furnaces set a new standard in value and customizability. With uncompromising quality control and US-based support, we make it simple and cost-effective to equip your facility for thermal treatments that enable the materials of the future. Discover the breadth of applications our customers are pursuing, or reach out directly to discuss technical details, pricing, and customization specifications. ### Get a Fast Start in Your Mushroom Business with a Robust, Long-Lasting Autoclave. You've built your business on a relentless commitment to quality.  The hard work, long days (and nights), continual investment and reinvestment, failed experiments… Those are the stones that paved the way to consistent products that your customers trust above others. And it's only fair to hold your autoclave to the same, high standard. It's the cornerstone of dependable and scalable sterilization—and a hefty investment in your business's future. World-class "starter" autoclaves (that you can grow with) We'll be the first to acknowledge that several mega-brands offer terrific products…for a price. That's where SH Scientific comes in. Excuse us for tooting our own horn, but our engineers and designers have made something remarkable: But you didn't get this far by forking out top dollar without scrutiny.  A line of high-performance, user-friendly autoclaves at accessible prices. That means: Prompt shipping and convenient support from the US. End-to-end inspection and testing at our own facility in South Korea. Comprehensive safety features including double-insulated doors. Specs, performance, and safety features that stand among the best in their class. Manufacturer-direct purchasing, warranty, and replacement parts—no obscure marketplace middlemen. Introducing the SH Scientific 150M Add to cart Autoclave SH Autoclave 150M SKU: SH-AC-150M-NEW $3,499 To scale your mushroom business, you need capacity and reliability. You don't need to babysit pressure cookers. The SH Scientific 150M replaces a whole fleet of them. Its 150-liter chamber handles around 100 lbs per cycle or 200 lbs per day, leaving you free to attend to other priorities. While the 150M is our most popular "starter" size, it's not the only option. So, which one makes sense? We'd start with three considerations: It's generally more cost-effective to buy bigger today than to buy smaller and then upgrade down the road. Growing room isn't free, but it's often the best long-term value. If 150 liters still seems excessive, then smaller options (currently down to 60 liters) are also available. Conversely, if 150 liters may not suffice, then the 300M (300 liters) offers not double but triple the capacity. There's no magic; just a carefully rethought chamber that's optimized for bags of grain spawn or substrate. Beyond that, the truly massive model 1200M (1200 liters) offers unbeatable capacity for the dollar. We recommend sharing your workflow and growth expectations with our sales team. Our reps assist other cultivators day in and day out, so they're a terrific resource for real-world experiences to help you make a cost-effective choice. Now, speaking of cost-effectiveness, let's talk about the elephant in the room: online discount marketplaces. You've probably noticed that they're replete with staggeringly cheap autoclaves that claim similar specs to ours. Some even bear a striking resemblance. Unfortunately, as in the rest of life, if it seems too good to be true, it probably is. The high cost of cheap equipment We hear almost daily from cultivators whose autoclaves have become bottlenecks. Safety hazards. Hard-to-fix points of failure. They were cheap, yes. And they initially functioned well enough, even if assembly was a bit painful. But with time, their parts gave out or their wide tolerances led to premature wear. Then, when a need arose for replacement parts, where were those discount dealers? It remains a mystery. But what's clear is they were not on the other end of the phone; not following up on support requests; not expediting replacements. So, their customers find themselves high and dry, with growing operations interrupted by a dud of a "good deal" that we (a third party) can't safely service or repair. Now, are obscure online sellers universally sketchy? Do their devices always fail beyond repair? Of course not. But consider this: if component prices only vary modestly, then what are they omitting to achieve these savings? What "quality" means It's not hard to produce an autoclave that performs well on paper. But one that sustains that performance through years of increasing use as your business expands? That's true quality. It's rooted in decades of iteration based on feedback from mushroom cultivators as well as a vast range of research and commercial laboratories. It entails exacting standards over the build process. Where SH autoclaves are concerned, that means total control over construction in our own facility in South Korea. It means pre-assembly by our own expert team. Unlike some competitors you might've seen, we are not in the business of delivering DIY projects. It requires rigorous testing to ensure every finished device remains within our infinitesimal tolerances for performance and fit and finish. And it continues with US-based support that's available on your schedule. Whether it's a trivial question or a serious concern, you'll reach an SH rep in Portland, Oregon whose sole responsibility is to help you keep moving forward. That being said, there are two areas we proudly omit to offer unrivaled value: No costly, unnecessary certifications. These carry little weight for most facilities, so why bear their cost? No unnecessarily high heat or pressure capabilities. An extra 2°–4° C and ~8 psi makes a marginal difference in daily capacity for most growers, but adds disproportionate costs to build to our standards. Our ambition is simple: reliability and value so impressive that it's a no-brainer to work together as your business grows. Of course, the first step is friendly, knowledgeable assistance—whether you're about to order, or still weighing your options. And if or when it's time to purchase, all our autoclaves are available and ready to ship (or to customize to your facility's needs). We're here to get you up, running, and back to production in record time. To learn more or begin an order, reach out today. ### Grow Your Mushroom Business With an Autoclave Built for the Long Haul You've built your business on a relentless commitment to quality.  The hard work, long days (and nights), continual investment and reinvestment, failed experiments… Those are the stones that paved the way to consistent products that your customers trust above others. And it's only fair to hold your autoclave to the same, high standard. It's the cornerstone of dependable and scalable sterilization—and a hefty investment in your business's future. World-class autoclaves (on a realistic budget) We'll be the first to acknowledge that several mega-brands offer terrific products…for a price. But you didn't get this far by forking out top dollar without scrutiny.  That's where SH Scientific comes in. Excuse us for tooting our own horn, but our engineers and designers have made something remarkable: A line of high-performance, high-volume autoclaves at accessible prices. That means: Prompt shipping and convenient support from the US. End-to-end inspection and testing at our own facility in South Korea. Comprehensive safety features including double-insulated doors. Specs, performance, and safety features that stand among the best in their class. Manufacturer-direct purchasing, warranty, and replacement parts—no obscure marketplace middlemen. Introducing the SH Scientific 300M & 1200M Purpose-built for mushroom cultivators, these autoclaves put large capacity within reach. Compared to our 150-liter autoclave, the model 300M (300 liters) actually offers triple the capacity. For most customers, that works out to about 300 lbs per cycle or 600 lbs per day. There's no magic; just a carefully rethought chamber that's optimized for bags of grain spawn or substrate. At the top of the line is the capacious model 1200M (1200 liters). It accommodates about 1000 lbs per cycle or 2000 lbs per day. That's a literal ton of thermal mass, so it's also equipped with a built-in cooling fan to minimize time between cycles. Which one makes sense? We'd start with three considerations: Consider sizing up if you're on the verge between two capacities and you expect rapid growth. A larger autoclave today is generally more cost-effective than a smaller one now plus an upgrade down the road. If 300 liters seems excessive for the foreseeable future, then our 150M (150 liters) may be a better starting point. As noted above, it offers a third the practical capacity of the 300M (not half) due to differences in chamber geometry. Conversely, if 300 liters won't suffice, then we strongly recommend the 1200M for long-term growing room. Both use similar chamber proportions, meaning unbeatable capacity for the dollar.  We recommend sharing your workflow and growth expectations with our sales team. Our reps assist other cultivators day in and day out, so they're a terrific resource for real-world experiences to help you make a cost-effective choice. Now, speaking of cost-effectiveness, let's talk about the elephant in the room: online discount marketplaces. You've probably noticed that they're replete with staggeringly cheap autoclaves that claim similar specs to ours. Some even bear a striking resemblance. Unfortunately, as in the rest of life, if it seems too good to be true, it probably is. The high cost of cheap equipment We hear almost daily from cultivators whose autoclaves have become bottlenecks. Safety hazards. Hard-to-fix points of failure. They were cheap, yes. And they initially functioned well enough, even if assembly was a bit painful. But with time, their parts gave out or their wide tolerances led to premature wear. Then, when a need arose for replacement parts, where were those discount dealers? It remains a mystery. But what's clear is they were not on the other end of the phone; not following up on support requests; not expediting replacements. So, their customers find themselves high and dry, with growing operations interrupted by a dud of a "good deal" that we (a third party) can't safely service or repair. Now, are obscure online sellers universally sketchy? Do their devices always fail beyond repair? Of course not. But consider this: if component prices only vary modestly, then what are they omitting to achieve these savings? What "quality" means It's not hard to produce an autoclave that performs well on paper. But one that sustains that performance through years of increasing use as your business expands? That's true quality. It's rooted in decades of iteration based on feedback from mushroom cultivators as well as a vast range of research and commercial laboratories. It entails exacting standards over the build process. Where SH autoclaves are concerned, that means total control over construction in our own facility in South Korea. It means pre-assembly by our own expert team. Unlike some competitors you might've seen, we are not in the business of delivering DIY projects. It requires rigorous testing to ensure every finished device remains within our infinitesimal tolerances for performance and fit and finish. And it continues with US-based support that's available on your schedule. Whether it's a trivial question or a serious concern, you'll reach an SH rep in Portland, Oregon whose sole responsibility is to help you keep moving forward. That being said, there are two areas we proudly omit to offer unrivaled value: No costly, unnecessary certifications. These carry little weight for most facilities, so why bear their cost? No unnecessarily high heat or pressure capabilities. An extra 2°–4° C and ~8 psi makes a marginal difference in daily capacity for most growers, but adds disproportionate costs to build to our standards. Our ambition is simple: reliability and value so impressive that it's a no-brainer to work together as your business grows. Of course, the first step is friendly, knowledgeable assistance—whether you're about to order, or still weighing your options. And if or when it's time to purchase, all our high-volume autoclaves are available and ready to ship (or to customize to your facility's needs). We're here to get you up, running, and back to production in record time. To learn more or begin an order, reach out today. ### Scaling Up Mushroom Cultivation With An SH Scientific Autoclave Mushroom cultivation might conjure images of a musty basement with banged-up pressure cookers. But for many emerging growers, it's a serious business that calls for serious equipment. And to our friends at Mycology Simplified, that means a proper autoclave. Too Many Cookers in the Kitchen It started with a single, 23 qt. pressure cooker, which quickly grew into a fleet of three. Demand still outpaced capacity, so the team acquired an All American 75X sterilizer—a well-regarded upgrade that was poised to solve Mycology Simplified's woes. Except it didn't. As order volume soared, even the capacious 75X "proved insufficient to cope with the influx of orders we were receiving," shared the team. Time for an Autoclave Stretched thinner than ever, they stumbled upon the SH Scientific 150 L Autoclave, and decided to bet on its greater capacity (and solid reputation among fellow cultivators). "We turned to SH Scientific and inquired about their 150 L autoclave," the company shared, "and within a mere 10 days, our brand new autoclave arrived." A Sterilization Co-Pilot The switch to SH Scientific's autoclave brought immediate benefits on two fronts, Mycology Simplified reported. The equipment allowed them to "significantly increase output while minimizing the time and effort spent on managing and fine-tuning previous equipment" (emphasis ours). Moreover, the company appreciated the new autoclave's safe, simple, and user-friendly design. Automatic temperature regulation and pressure management cut manual intervention to the bare minimum, while also making sterilization more consistent than was previously possible. "Its full automation capabilities revolutionized the sterilization process," they said. In addition, the SH autoclave could handle up to 120 lbs of material, compared to the paltry 15-lb limit of their initial equipment. Operational Impact From Day One Not long after adopting the SH Scientific Autoclave, Mycology Simplified noted a positive transformation in their operations. "Having utilized the SH Scientific autoclave for a few weeks now," they shared, "we can confidently assert that its quality surpasses any other autoclave we have ever encountered." Beyond boosting capacity, it also "eliminated the need for additional purchases" by handling substrate, grain, and agar sterilization in a single device. For mushroom cultivators like Mycology Simplified, the SH Scientific Autoclave is an efficient and cost-effective solution to meet the (very good) problem of rapidly growing demand. It's more than just an upgrade—it's a game-changer. Curious whether an autoclave makes sense for your own cultivation business? Reach out today to talk tech or simply learn more. ### Research Highlights From the 243rd Electrochemical Society Meeting The 243rd Electrochemical Society Meeting was a phenomenal window into cutting-edge research, and an all-around highlight of our year.  Our furnaces are the result of years of painstaking design and testing, so it's incredibly gratifying to see the findings that they support. Below are a few (of many) noteworthy projects that we're eager to highlight. University of Wisconsin & Department of Energy (USA) Researchers from the UW–Madison and the DOE's National Energy Technology Laboratory shared research titled "A New Interstitial Oxide Ion Conductor for Low Temperature Applications." An "interstitial oxide ion conductor" means that oxygen ions can move around within the small spaces (or "interstices") in the material. This kind of movement is essential for many electrochemical processes. The final pellets promise excellent conductivity thanks to quicker, easier ion movement. They proved especially helpful at lower temperatures, which could help certain fuel cells, batteries, and sensors to run longer and more efficiently. For similar research, we recommend the SH-FU-MG 1200° C muffle furnace. University of Birmingham (UK) A team from England's University of Birmingham shared a poster titled "Impact of altering the catalyst bed ratio in two reactors in series." The objective was to expedite the conversion of carbon dioxide (CO2), a greenhouse gas, into methane (natural gas) using a catalyst. This work may have interesting implications for environmental science and energy production. The more efficiently we can convert CO2 into methane, the more we can simultaneously reduce CO2 emissions and produce a useful energy source (methane). For similar research, we recommend: The SH-FU-MG 1200° C muffle furnace for calcination. The SH-FU-STG-WG 1200° C tube furnace + gas supply system for testing catalyst synthesis. Forschungszentrum Jülich & RWTH Aachen University (Germany) A team from the Jülich Institute of Energy and Climate Research and the RWTH Aachen University Institute of Physical Chemistry presented research titled "Performance and Electrochemical Behavior of LSM Based Fuel Electrode Materials under High Temperature Electrolysis Conditions." They determined that the weight of LSM/8YSZ/LSM+YSZ/LSM (used in fuel cells) changes significantly when exposed to oxidation or reduction at temperatures up to 1000° Celsius. Their findings expand our understanding of optimal temperatures for these electrode materials, which may help others to design more efficient fuel cells. For similar research, we recommend: The SH-FU-STG-WG 1200° C tube furnace + gas supply system for oxidizing and reducing. The SH-FU-TH-WG 1500° C tube furnace + gas supply system for sintering. Korea Advanced Institute of Science and Technology Researchers at the KAIST Department of Materials Science and Engineering presented on the "Effect of Acid Leaching Post-Treatment Process on the Structural Stability of Pt-Based Intermetallic Catalysts for Fuel Cell Applications." They discovered that annealing improves the efficiency (i.e., current density and mass activity) of platinum alloy catalysts. This is a useful finding for polymer electrolyte membrane fuel cells (PEMFCs), in particular, which are especially useful in transportation and power generation. For similar research, we recommend: The SH-VDO-NG vacuum drying oven for drying. The SH-FU-STG-WG 1200° C tube furnace + gas supply system for annealing. Kyushu University (Japan) Kyushu University scientists shared an "Investigation of Surface Oxide Layer Structure to Improve Durability of Stainless Steel Under Humidified Hydrogen." They demonstrated that a certain type of stainless steel, JIS SUS430J1L, is exceptionally resistant to water oxidation, and becomes even more durable following thermal pre-treatment. Domains like chemical processing, energy production (particularly fuel cells), and even space travel put stainless steel through extreme stress. The Kyushu team's findings suggest a way to improve its lifespan, thereby reducing costs and waste. For similar research, we recommend the SH-FU-STG-WG 1200° C tube furnace + gas supply system. University of Tokyo & Tokyo Institute of Technology (Japan) This Tokyo-based team presented work on "Electrode-Supported Protonic Ceramic Electrolysis Cells for Ammonia Electrosynthesis at Intermediate Temperatures." The project focused on ammonia production with PCECs of various materials. Production seemed to be optimal at around 600° C, regardless of current density. Industries like agriculture and waste treatment use enormous quantities of ammonia, but it also factors into hydrogen storage and fuel cells. These findings clarify the possibilities for producing ammonia at moderate temperatures with electricity, as opposed to the prevailing (and less sustainable) processes with high heat and pressure. For similar research, we recommend: The SH-FU-TS-WTG 1800° C tube furnace + gas supply system for sintering at 1600° C and up.  The SH-FU-STG-WG 1200° C tube furnace + gas supply system for sintering at up to 900° C. Technical University of Denmark Scientists at the Technical University of Denmark's Department of Energy Conversion and Storage shared findings on "The Effect of Temperature on Galvanostatic Operation of Solid Oxide Electrolysis Cells." Apparently, solid oxide electrolysis cells (SOECs) exhibit faster voltage degradation at lower operating temperatures. Degradation was minimal at 900° C, the upper end of their testing range. These results have the potential to improve more effective energy storage with SOECs. They're likely applicable to grid stabilization, and perhaps even hydrogen production. For similar research, we recommend the SH-FU-STG-WG 1200° C tube furnace + gas supply system. University of Taru (Estonia) A team from the University of Tartu's Institute of Chemistry shared learnings from a "Solid Oxide Electrolysis Cell" fabrication project. SOEC construction techniques have significant performance and durability implications. Their potentially novel technique (the application of a GDC layer) may represent a notable improvement. For similar research, we recommend the SH-FU-MH 1500° C muffle furnace. Korea Institute of Energy Research Representatives of KIER's High Temperature Energy Conversion Laboratory presented experimental work  titled "Nd based Surface Modification to Prevent High Temperature Oxidation of a Ferritic Stainless Steel." The findings suggest a novel Nd surface modification that reduces the oxidation of SUS430 steel, especially at temperatures above 600°–800° C (depending on the oxidation compound in question). This experiment, like several others we've shared, may help create more resilient stainless steel products for use in everything from power plans to engine parts. For similar research, we recommend the SH-FU-MG 1200° C muffle furnace. Kyushu University (Japan) & University of Illinois (USA) Kyushu University's Next-Generation Fuel Cell Research Center and UI–Urbana-Champaign's International Institute for Carbon-Neutral Energy Research featured their collaboration on "Reversible Solid Oxide Cells: Cycling and Long-term Durability of Air Electrodes." In other words, they tested the long-run viability of r-SOCs under realistic working conditions, which include switching repeatedly between SOFC and SOEC operation at high temperatures. The research furthered our understanding of both SOFC and SOEC reliability, and may ultimately improve energy storage through enhanced r-SOC designs. For similar research, we recommend the SH-FU-TH-WG 1500° C tube furnace + gas supply system. King Fahd University of Petroleum & Minerals (Saudi Arabia) Finally, for now, is an experiment from King Fahd University on "Growth of Carbon Nanotubes on Metallic Substrate: Growth Mechanism and Electrochemical Applications." Their goal was to test the feasibility, quality, and (above all) electrical performance of CNTs grown through chemical vapor deposition. Breakthroughs in energy storage (not to mention sensors and general electronics) depend on radically more efficient battery technology. Novel CNT growth techniques are poised to pave the way. For similar research, we recommend the SH-FU-STG-3-WG 1200° C tube furnace + gas supply system. ***** This year's ECS Meeting was as fascinating and informative as ever. We've enjoyed a front-row seat to groundbreaking findings, and can only imagine what 2024's Meeting will hold! Until then, there's a vast amount of work to be done. Countless labs—perhaps including yours—are expanding operations or even branching into new lines of research. Our Korean-made furnaces deliver outstanding performance at a remarkably accessible price. To learn more or discuss technical details, please reach out today. ### Common Autoclave Issues (& What NOT to do) Autoclave problems can be extremely frustrating and disruptive. Fortunately, many are simple to diagnose.  In our experience supporting our own autoclaves and hearing from scores of customers, it usually comes down to: Wear and tear Inadequate power supply (Not good if lower than 208V & higher than 240V. Ideally 220V) Inadequate maintenance & poor cleaning Incorrect usage Manufacturing defects (especially common with obscure, discount brands) This guide will briefly explain the most common issues across manufacturers, to help you get back to your work. Exercise particular care when working with any electrical and/or pressurized device. Always defer to your autoclave's manual or manufacturer for specific steps, solutions, and components. 1. Non-technical, but critical. Post-sale Support is not available What's the point of having a warranty that you read on the product description before the purchase when you can't actually get support when things go wrong with your autoclave? Foreign wholesale websites are replete with autoclaves that look like familiar models and claim similar specs and performance for an unbelievably low price. Quality aside, their true cost is the lack of service and support. We've fielded numerous calls from customers who bought a too-good-to-be-true autoclave, then found a fault or defect. Upon realizing this, the sellers went radio silent, refusing to acknowledge (let alone resolve) their own quality control issue. If you're in that situation, then first off, we're sorry to hear! Being left high and dry is a big blow to your productivity—and it's just not right. Secondly, we may have the parts you need on hand. Some are more universal than others, but our support team will check for safe and suitable options. Your time is most valuable. Instead of having to deal with all of the hassles due to issues arise, it might be a good idea to partner up with a more reputable brand with actual support in the U.S. Naturally, as a manufacturer, we'd suggest starting with the SH Scientific line. It's nowhere near the bargain-basement prices of sketchy online marketplaces (and for good reason!) but it may be more affordable than you'd expect. 2. Autoclave Chamber leaks Explanation: This can occur due to worn-out door gaskets, deteriorating seals, or faulty door hardware.  Action: Identify the site of the leak, which may emit steam or an audible hiss. Replace the faulty component, preferably with an original part from the manufacturer. Follow a regular inspection and maintenance schedule to avoid or promptly detect future leaks. 3. Autoclave not heating/sterilizing Explanation: Sterilization depends on adequate pressure and temperature for a sufficiently long time. Your autoclave is either a) losing one of them prematurely or b) not achieving them in the first place. Action: Test the outlet for adequate voltage. "Adequate" depends on the model, but it's often a minimum of 208 V and a target of 220 V. If voltage checks out, then inspect the timer, heating element, and pressure sensors. If possible, test them individually to find the fault component. 4. Long heating times Explanation: A faulty or underpowered heating element will struggle to reach a sufficient temperature. As mentioned above, the autoclave will fail to sterilize as expected. Action: Check the voltage at the wall (see above) and remove any scale that has built up. If the issue persists, then contact the manufacturer to replace the heating element. 5. Autoclave error codes Explanation: Modern autoclaves often display error codes based on built-in diagnostics. They're usually a few letters and/or numbers on the main display. Action: Autoclave error codes vary widely by manufacturer. Refer to your manual, or contact the manufacturer if it's unclear. Never ignore error codes, even if everything seems to operate normally. 6. Breaker shuts off Explanation: Misaligned or leaking voltage will cause the circuit to lose power suddenly. Action: Use a multimeter to check the voltage of the wall outlet that the autoclave is plugged into. If your voltage is higher than the recommended range, contact the manufacturer to a) verify safety and b) request a custom heating element. If the issue persists, use a multimeter to check the resistance in ohms (Ω) of the heating element. Finally, inspect the breaker itself. 7. Steam released during sterilization phase Explanation: This suggests clogged ports and/or a loss of vacuum seal. Action: If your autoclave has a manual steam release valve, then close it snugly. Vacuum out the entire chamber, all ports, and solenoid valve, ensuring nothing is clogged. Inspect the solenoid valve itself for defects. For many autoclaves, intermittent steam release is normal in the initial heating phase. It's not normal in the second heating phase, at which time pressure needs to build up. 8. Temperature behaves erratically Explanation: Autoclaves should ramp up smoothly and maintain a steady temperature. If yours doesn't, then there's probably a calibration issue. Action: SH Scientific autoclaves have "auto-tuning" function that automatically smooths out temperature fluctuations. Run an auto-tuning cycle as per the manual, and follow up with the manufacturer if the temperature remains erratic. 9. Damage to door screws/bolts Explanation: This is usually due to excessive, abrupt, or uneven tightening. Action: Replace any damaged hardware with original parts before using the autoclave again. To avoid future damage, always tighten gradually and snugly—never tightly or in a jerking manner. You can also prevent the need for excess force by regularly lubricating door hardware with WD-40 or similar. Should you have inquiries or encounter any difficulties pertaining to Autoclaves, we cordially invite you to reach out to the esteemed team at SH Scientific. We stand poised and ready to lend our expertise to your service, ensuring your questions find answers and your issues meet effective resolution. ### High Vacuum Muffle Furnace PDF  High Vacuum Muffle Furnace Muffle furnaces are the most cost-effective option for thermal treatment. Their space-efficient chambers accommodate big or bulky samples at a relatively low cost—especially compared to tube furnaces. But that squared-off interior isn't conducive to inert gas saturation. Due to non-crossing streamlines, merely flushing the chamber is not guaranteed to remove all (or even enough) oxygen-rich air. That presents a problem for large yet oxidation-prone materials. Typically, the only solution is a larger, and dramatically more expensive, tube furnace. To bridge the gap between cost-effectiveness and atmospheric control, we've introduced a high vacuum version of our trusted muffle furnace. Vacuum Levels & Pumps Three vacuum levels are widely used in laboratory heat treatment: Rough vacuums range from just below atmospheric pressure down to 1 mbar. They're easily created with a single-stage rotary vane pump. Medium vacuums fall between 1 and 10-3 mbar. This level requires a two-stage rotary vane pump, wherein the second pump more or less multiples the vacuum created by the first. High vacuums are on the order of 10-3 to 10-7 mbar. They need both a two-stage rotary vane pump and a turbomolecular or diffusion pump. The former acts as a “pre-vacuum” for the latter. Our standard high vacuum system comprises a diffusion pump and a 312 L/min dual stage rotary vane pump capable of 10-6 torr. In our customers' experience, that's sufficient for virtually all uses of a muffle furnace. Ultra and extreme high vacuums (< 10-7 mbar) are technically feasible, but not generally helpful for thermal treatment. Note that dry scroll and turbomolecular pumps are available in place of the standard rotary vane and diffusion pumps. Choose the former if your samples need to avoid any risk of oil contamination. Why Use a Quartz Chamber? Ceramic chambers carry a slight risk of dust contamination (or even dust combustion, albeit rare).  Our quartz chamber high vacuum muffle furnace provides cleanroom-like conditions: Completely unreactive. Free of dust or other potential contaminants. Extended heating element lifespan. Usable up to ~1200° C. That's an ideal environment for particularly delicate samples, such as semiconductor materials or battery components. Visit our quartz chamber muffle furnace guide to learn more about the design and applications of the chamber itself. Configuring Your High Vacuum Muffle Furnace Our high vacuum muffle furnace range is available with: Maximum temperature of 1200°, 1500°, or 1800° C. Temperature-specific heating elements of Kanthal® A-1, Sic, or MoSi2. Chamber volume of 1.5–31 L. Turn-key inert gas management package with high vacuum pump, recirculating chiller, digital mass flow controller, and back pressure regulator. Beyond the standard set of options, we can accommodate almost any materials, capacity, or other custom specs that your lab requires.For more information on order or working with our high vacuum muffle furnaces, please contact our team today. ### Large-Diameter Tube Furnace Tube furnaces play a pivotal role in silicon wafer preparation for cutting-edge power electronics. With precise thermal and atmospheric control, labs can perform consistent annealing for predictable conductivity. However, as researchers push toward ever-wider wafers, tube diameter itself becomes a constraint. SH Scientific tube furnaces accommodate wafers up to 10" in diameter, with world-class performance and a compelling price. Background: annealing & performance of 4H-SiC The semiconductor space is a terrific example of how high-quality tube furnaces enable practical discoveries. For instance, it's well known that silicon carbide (4H-SiC) is an excellent semiconductor in high-power scenarios. Silicone carbide is characterized by low diffusion of dopants, so preparation usually involves ion implantation (e.g., from aluminum). High-temperature annealing activates the dopant, leaving positively charged (p-type) regions used for Shottky diodes, JBS diodes, and MOSFETs. Doping and annealing protocols determine Ohmic behavior, yet optimal protocols remain an open question. And that's what Spera et al. investigated in their 2019 paper Ohmic Contacts on p-Type Al-Implanted 4H-SiC Layers after Different Post-Implantation Annealings. The authors prepared p-type 4H-SiC layers with Al ions, and annealed them under the following conditions: 1675° C for 30 minutes 1775° C for 15 minutes 1825° C for 15 minutes Predictably, resistance fell as temperatures increased. Spera et al. 2019 Next, they turned their attention to Ti/Al/Ni contacts. These are often used on n-type 4H-SiC layers, but exhibit much higher resistance on p-type layers. Heat treatment seemed likely to reduce resistance by activating Al ions, so the researchers annealed the coated layers at 950° C in argon for 1 minute. The resulting barrier height of 0.63 was similar to that of Ti/Al contacts (which others have recommended for 4H-SiC devices). Spera et al. 2019 Microscopic examination showed increased surface roughness and mixing of the contact metals after heating, which likely explains the improved Ohmic behavior. This finding supports the viability of Ti/Al/NI contacts even on p-type 4H-SiC layers. It suggests a path toward more efficient and cost-effective high-power devices for large consumer products (such as electric vehicles), renewable energy technologies, and even aerospace products. Tube furnaces for silicon carbide treatment Why, exactly, are tube furnaces essential to this and other semiconductor research? For materials like silicon carbide, there are two overarching priorities: Precise and uniform heating, since modest gradations in annealing temperatures have a large effect on semiconductor resistivity. Strict atmospheric control (typically argon gas saturation) to prevent any opportunity for oxidation. Tube furnaces are usually the equipment of choice thanks to exceptionally even heating and nearly perfect inert gas saturation. As Spera and colleagues demonstrated, these factors make the difference between unusable versus efficient final materials. But as labs push toward wafers beyond 6" in diameter, suitable tube furnaces become hard to find. SH Scientific's large-diameter tube furnace Our large-diameter tube furnaces are ready to ship, easy to customize, and available as a turn-key package with a chiller and gas management system. When it comes to high-heat semiconductor preparation, two features in particular stand out. Resilient alumina tubes for extreme heat Quartz is a cost-effective tube material, but it begins to melt around 1200° C.  Alumina is better suited to items like 4H-SiC wafers, which are often annealed at temperatures above 1800° C. (Note that alumina is especially prone to thermal shock. It's prudent to heat any furnace slowly, but it's absolutely critical with these models.) The catch is that alumina ceramics are more difficult to source—at least with the level of material purity and quality control we expect. We've spent years testing components and cultivating supplier relationships to ensure our high-temperature tube furnaces remain ready to order. Innovative doors for large useful diameter Tube diameter alone isn't the whole story. Doors are often more restrictive, reducing the effective diameter by an inch or two. We've engineered our way around that problem. Our door design doesn't impede sample size, so you're able to use every millimeter of the diameter you've paid for. In addition, our entire door assembly uses an energy-efficient water cooling system to maximize gasket longevity and vacuum performance. Finally, its hinged design makes for easy loading and unloading. Unlike many alternatives, there's no disassembly required for each use. In fact, that's a main reason our doors are a popular upgrade among labs that use other furnace brands. Configuring your SH Scientific tube furnace SH Scientific tube furnaces are available with: Extra-large alumina tubes of OD 150/ID 138 mm (5.4"), OD 200/ID 186 mm (7.3"), or OD 274 / ID 259 mm(10.2") for wafers up to 10" in diameter. Up to 1800° C maximum temperature. Up to three, PID-controlled hot zones. An optional high vacuum pump. An optional turn-key package with a vacuum pump, recirculating chiller, mass flow controller, and back pressure regulator. Beyond these standard options, our in-house design and engineering teams can realize almost any custom requirements. Whatever the configuration, count on the same performance you expect from familiar brands—at prices that help budgets stretch farther. For technical details, customization requests, or general assistance, reach out to our US sales team today. ### Argon vs. nitrogen in vacuum furnace applications Argon and nitrogen are the most widely used inert gases in vacuum furnaces, but they're far from interchangeable. Your choice has significant implications for end-product quality, operational costs, convenience, and even safety protocols. What exactly is the role of inert-gas saturation, and what are the trade-offs between an argon chamber versus a nitrogen chamber? Nitrogen is decidedly cheaper, but both nitrogen and argon are widely used. Each can yield better results with certain materials and heating protocols, so this remains an area of active research. Availability & cost While nitrogen isn't a noble gas, it generally behaves like one, making it a cost-effective alternative to argon. In fact, nitrogen is about 87 times more abundant, comprising 78.1% of Earth's atmosphere versus argon's 0.9%. Consequently, nitrogen vacuum furnace protocols are cheaper to run—assuming, of course, its cooling behavior suits your sample. Sample protection properties Both gases protect against undesired reactions like oxidation, but their cost-effectiveness depends on gas flow (or lack thereof). Argon's higher density helps it to statically "blanket" samples. The overall volume of gas is modest, so argon's effectiveness usually justifies its cost. However, continuous flushing is another story. Blanketing behavior isn't as helpful, but cost is a major factor, so nitrogen is often preferable. Safety & ventilation Nitrogen and argon both require ventilation to prevent the risk of asphyxiation. Neither gas is toxic, but each can displace oxygen. Argon is denser than air. It tends to "pool" in lower areas, leaving a layer of breathable air above. Nitrogen is similar in density to air, so it more easily mixes with and displaces air. All else being equal, static nitrogen poses a greater hazard than the same volume of argon. Needless to say, good ventilation is a core safety measure for all labs at all times. But, if circumstances impede ventilation for any reason, then argon vacuum furnaces are theoretically less of a concern. Cooling properties Finally, samples cool more slowly in argon. It's denser than nitrogen and therefore a poorer conductor of heat. Whether that's a pro or con depends on the sample. What's more, gas density is just one factor. A tube furnace's hot zones (and even sliding chamber) also give direct control over the cooling phase. A subtler difference is how nitrogen versus argon cooling affects hardness, yield, and tensile strength. In 2018, Industrial Heating published tests on five different nickel–chromium alloys Inco X-750 CRES 321 Inco 625 Inco 718 Hasteloy X Ten samples of each were annealed for 30–60 minutes at 1800° F (982° C) (or 1975° F (1079° C) in the case of Hastelroy X). Of those ten, five were cooled in argon and the other five were cooled in nitrogen. The protocols were identical in all other respects. Inco X-750 and 718 exhibited much less hardness after nitrogen cooling. For X-750, nitrogen cooling also reduced yield and tensile strength while increasing ductility. Hasteloy X became slightly harder after nitrogen cooling. Otherwise, differences were small or nonexistent. In brief, variations of similar materials can behave differently when cooled in different gases (and therefore at different rates). Why do vacuum furnaces need inert gases? Metals are prone to reacting with oxygen, a tendency which only increases at high temperatures. Non-reactive atmospheres (principally nitrogen or argon inert gases) minimize oxidation risk and also affect cooling.  Reactivity increases with temperature, so vacuum creation and/or inert gas saturation usually precedes the heating phase. Otherwise, the sample may start to degrade even before the actual thermal treatment begins. Once the furnace has reached its operating temperature, the sample undergoes structural changes at a molecular level (e.g., annealing or calcination). At this point, an argon or nitrogen inert gas atmosphere prevents unwanted chemical reactions that would otherwise disrupt the desired changes. Finally, inert gases affect the timing of the cooling phase. Their densities vary, and so too does the rate at which they disperse heat. Isn't a vacuum enough on its own? A perfect vacuum does solve the problem of oxidation, but it's not without challenges of its own. For certain samples, a combination of vacuum and inert gas conditions is more practical than a higher vacuum alone. Wear & tear Like all mechanical devices, high vacuum pumps are prone to wear and tear. The longer they run, and the higher the vacuum they sustain, the more maintenance you should anticipate. Outgassing Gases are sequestered within certain materials. At standard temperature and pressure, they tend to remain in place. But under vacuum conditions—especially the high vacuum that delicate metals require—they may be released. This process, known as outgassing, may contaminate the sample and even leave residues in the chamber. Thermodynamic challenges By definition, a vacuum has vanishingly few ambient particles. That limits conductive and convective cooling, making the sample's temperature more difficult to control. Material-specific issues Finally, certain materials have their own behavioral quirks under vacuum conditions. For instance, cold welding may occur between some similar metals, while others are prone to sublimation. Inert gas management in SH Scientific vacuum furnaces  With vacuum furnaces, atmospheric control is a close second in priority to thermal precision. We've channeled years of feedback and internal testing into a simple yet precise inert gas management system. That's why every SH Scientific vacuum furnace is available in a turn-key package with: A digital mass flow controller, pre-programmed for nitrogen, argon, and nearly 100 other inert gases. A low-noise high vacuum pump. An energy-efficient recirculating chiller to extend seal life. Several chamber size, material, and hot zone options. Our Korea-built furnaces are trusted by familiar names in education, public agencies, and private-sector research. And with end-to-end control of the manufacturing process, we can accommodate virtually any custom specs your lab requires. To learn more or to discuss technical details, please contact our US sales office today. ### Autoclave for Laboratory An autoclave is the fastest, safest, and most efficient way to sterilize glassware/containers, instruments, and even liquids. This article will cover some common autoclave applications, then help you determine whether an SH Scientific autoclave suits your environment. SH Autoclave Design & Features Our autoclaves are floor-standing models with a cylindrical chamber for efficient loading. All sizes use a top-loading (vertical) design to accommodate delicate glassware of any height. This creates a smaller footprint than comparable front-loading models, without the expense or complexity of an external boiler. Standard features include automatic door locking while pressurized, a digital PID temperature controller, and built-in temperature and water level detection. It reaches an operating temperature of 121°C in approximately 19 minutes, with temperature uniformity of less than ±1°C. Laboratory Equipment Sterilization Medical, pharmaceutical, bioengineering, bioprocessing, biopharmaceutical, and various university/research laboratories use SH Scientific autoclaves to sterilize items including: Beakers Growth media Fermenter vessels Flasks Media storage bottles Reagents Miscellaneous fittings, adapters, etc. Funnels Pipettes Waste Each self-contained autoclave is quick to set up. Casters make it easy to position (or reposition) as your workflow requires. Canning, Brewing & Distilling Supply Sterilization Medical, pharmaceutical, bioengineering, bioprocessing, biopharmaceutical, and various university/research laboratories use SH Scientific autoclaves to sterilize items including: Beer, wine & spirits bottles Cans and tins Glassware Yeast growth media This is a particularly common upgrade for home or small commercial operations that began with a pressure cooker. They’re similar in principle, since most pressure cookers can sustain 121°C at 15 psi (like an autoclave), although details and precision vary by model. The biggest practical difference is that our smallest (60L) autoclave replaces a fleet of about 8 large pressure cookers. A single autoclave can: Eliminates the need to monitor several pressure cookers at once Conserve both floorspace and utilities Perform lab-grade sterilization you can trust—even without constant attention Background: How an Autoclave Works Autoclaves use pressurized steam to sterilize quickly and easily. They’re controlled programmatically, so there’s no need to supervise the device during its cycle. We all know that high temperatures kill microbes, and higher temperatures kill them even faster. And compared to dry heat, saturated steam does a better job of penetrating surfaces for thorough sterilization.But at atmospheric pressure—like the room you’re sitting in right now—steam is limited to roughly boiling temperature (100°C/212°F). By sealing steam inside an airtight chamber, we can simultaneously increase pressure and temperature. It’ll quickly reach about 15 psi and 121°C/250°F. At that point, steam sterilization is about 80% faster than at atmospheric pressure—and more thorough, too. SH Scientific Autoclaves Pricing & Customization Our standard autoclave configurations suit most facilities without modification. However, several power and control customizations are possible. We encourage you to explore the line, or to contact us directly for technical inquiries or customization requests. ### Mushroom Grain Spawn Sterilization Mushroom growing demands rigorous sterilization.  After all, the air is chock-full of contaminants that can stymie your fungi's growth before it starts. Sterilize well, and you'll enjoy increased yields with consistently high quality. Sterilize shoddily, and you'll face crop loss, wasted resources, and diminished profitability. Fortunately, it's not as complicated as you might think. Pressure cookers are a tried-and-true starting point. Autoclaves, like the SH Scientific line, are a further step up in safety and efficiency. In this article, we'll briefly look at the role of sterilization, then share a few reasons why autoclaves are such a popular choice. What is grain spawn? Mushroom grain spawn consists of sterilized grains that you've inoculated with mycelium. In effect, it's the starting point of mushroom cultivation. All sorts of grains are used for grain spawn. The most common are familiar varieties like rye, millet, and wheat. Mycelium, which is not unlike mushrooms "roots," draws nourishment from the grains as it colonizes them over the course of a couple weeks. At that point, the grain spawn should be fully colonized—assuming it was properly sterilized in the first place. You'll transfer it to a sterile substrate like straw or sawdust. That's where mushrooms will ultimately grow and fruit. How long does it take to sterilize mushroom substrate? Sterilizing mushroom substrate takes about 2 hours at 121° C and 21 psi. That's just a rule of thumb. Temperature, pressure, substrate amount, packing density, and the equipment itself all make a difference. Higher pressure enables higher heat, therefore faster sterilization. However, pushing the limits of your pressure cooker or autoclave is a massive safety risk. Avoid that temptation, no matter what others may claim to do. What's the most efficient way to sterilize mushroom substrates? Autoclaves are typically the most efficient way to sterilize substrates (as well as grain spawn).  They use steam that's pressurized to reach temperatures above the boiling point. That kills contaminants in just a couple hours, unlike the lengthy cycle of a bulk atmospheric steam sterilizer. Conceptually, autoclaves are like programmable, hands-off pressure cookers. They maintain high temperature and pressure without supervision, so you can run multiple sterilization cycles while attending to other priorities. That spells uniform and consistent sterilization. You can trust that your grain spawn is ready to inoculate, and that your substrates will support a quality crop. Are autoclaves better than pressure cookers for sterilizing mushroom grain spawn? Autoclaves and pressure cookers are both capable, but autoclaves are much more efficient for larger growers. In fairness, pressure cookers are more affordable and accessible for hobbyists. If money's tight, then they're the way to go. However, they limit larger operations in two ways: Smaller size means running many devices, many cycles, or both. Lack of automation requires frequent attention. With large capacity and programmable controls, autoclaves remove those bottlenecks in your time and output. SH Scientific autoclaves for grain spawn sterilization When you choose an SH Scientific autoclave for mushroom growers, you're choosing world-class equipment trusted by high-profile labs and research facilities.  With models from 60 liters to an enormous 550, there's a cost-effective option for mushroom businesses of every size and stage. Contact our US sales office for help finding the right autoclave to serve you for the long haul. ### High Vacuum Pumps for the Future of Metals Manufacturing SH Scientific's high vacuum pump system helps 3DP and MIM manufacturers deliver superb finished products from oxidation-prone materials. Rapid advancements in 3D printing (3DP) and metal injection molding (MIM) technology have turned the manufacturing world on its head. Heat treatment addresses the structural shortcomings of 3DP titanium alloy parts, and removes the binders and release agents used in MIM. However, these materials are especially sensitive to oxidation, so thermal treatment requires high-vacuum conditions. Our high vacuum pumps are at the core of our world-class vacuum tube and muffle furnaces. They ensure reliable and uniquely cost-effective treatment of oxidation-prone materials. https://youtu.be/_0HE73tnlJ4 Additive Manufacturing & Titanium Alloy 3DP From outer space to inside our bodies, titanium alloys have become critical materials. 3D printing allows for endlessly complex geometries and custom designs, even at scale. That's especially true of techniques like powder bed fusion (PBF) and selective laser melting (SLM). But these advantages come with one enormous challenge: reduced fatigue strength. According to internal tests at one medical device manufacturer (and SH Scientific customer), 3D-printed titanium parts showed about 90% less fatigue resistance than their milled counterparts (based on 5 million cycles at 25% of a static load over two weeks). There's also the matter of oxidation, which poses both mechanical and health risks. The good news is that one well-established process can address both issues. Heat Treatment for 3D-Printed Titanium Parts Heat treatment strengthens bonds within 3DP titanium products. This renders them resilient, oxidation-free, and fit for delicate applications. (It also improves thermal efficiency and prevents carburization.) Like all metal powders, titanium is highly prone to oxidation, so heat treatment requires a high-vacuum environment of 10-5 torr. It's impossible to overstate the importance of consistent vacuum conditions, since virtually any oxygen presence will lead to oxidation. Metal Injection Molding MIM involves a polymer binder (to render the feedstock injectable) and a release agent (to prevent the sample from adhering to its mold). But finished goods shouldn't contain either one. To that end, "green" parts fresh out of the mold are debinded at temperatures up to 1100° C.  The resulting "brown" part is free of binders, but still coated in the residue of the release agent. This is removed through sintering at up to 1500° C. Debinding and sintering are both sensitive to oxidation, so they require a controlled atmosphere (typically argon or nitrogen) and vacuum conditions. SH Scientific's High Vacuum Pump System SH Scientific's high vacuum system uses a two-stage pump to achieve pressures on the order of 10-3 to 10-7 torr. A stage-one oil pump acts as a pre-vacuum for a stage-two diffusion pump, all coordinated by a programmable-logic controller (PLC). Oil-free alternatives are also available, but not generally needed for 3DP or MIM products. Our pump system facilitates total atmospheric control even at extreme temperatures. Most customers purchase it as part of a turn-key furnace package, but it's easily connected to other equipment (like certain SH tube furnaces, muffle furnaces, and drying ovens). High vacuum tube furnaces A tube furnace is the most precise and highest-heat option for smaller samples. Turn-key packages include: Tube furnace (choice of 1200°–1800° C max temp., ø 300–600 mm, 1–3 hot zones, and quartz or other tube) High vacuum pump (low-noise option available) Dedicated cold trap bath (condenser/chiller) and air compressor Gas flow package (digital mass flow controller and back pressure regulator) Performance is equal to that of well-known manufacturers, but at a significantly lower price. High vacuum muffle furnaces Muffle furnaces offer terrific capacity for their price. They're often the only choice for bulkier items. However, their shape limits atmospheric control. Due to the non-crossing streamlines phenomenon, it's impossible to completely flush oxygen out of a muffle chamber. We've added a high vacuum pump to provide the non-oxidizing environment that previously required a tube furnace. The result is our first-of-its-kind vacuum muffle furnace: a cost-effective solution for large yet delicate samples. Our turn-key packages include: Muffle furnace (choice of 1200°–1800° C max temp., 1.5–31 L capacity, and quartz or other chamber) High vacuum pump (low-noise option available) Dedicated cold trap bath (condenser/chiller) and air compressor Gas flow package (digital mass flow controller and back pressure regulator) Common questions about high vacuum furnaces Is a vacuum tube furnace or vacuum muffle furnace appropriate for my lab? Vacuum tube furnaces offer the absolute highest operating temperatures and atmospheric control. However, sample size is limited. Tube diameters greater than 600 mm are available, but they're cost-prohibitive for some facilities. Vacuum muffle furnaces allow for bulky samples. They're technically simpler to build, which means greater capacity at a lower price. With our high vacuum pump system, atmospheric control rivals that of a tube furnace for most applications. What are the applications of high vacuum tube furnaces? High vacuum tube furnaces are ideal for thermal treatment of small samples that oxidize easily. That includes not only 3D printing and metal injection molding (as discussed here), but exceedingly delicate scenarios like semiconductor manufacturing and battery research. High vacuum tube furnaces are also appropriate for organic materials analysis, medical research, materials science, general-purpose academic use, etc. What are some other types of furnaces? Other types of furnaces in the SH Scientific line include: Tube furnace: for relatively small samples that require extreme heat and/or the most exacting atmospheric control. Muffle furnace: more cost-effective choice for general use, especially with bulky samples. Vacuum muffle furnace: an alternative to vacuum tube furnaces for oxygen-free treatment of larger items (unique to SH Scientific). Quartz-chamber vacuum muffle furnace: provides cleanroom-like conditions for large, oxidation-prone samples. All the above are used in both R&D and manufacturing/production settings. Why Choose SH Scientific? Every SH Scientific product is built in Korea and sold and supported from the US. Thanks to in-house engineering and design teams, customization is virtually unlimited—and often more cost-effective than expected. We're proud to equip teams that are using 3DP and MIM to redefine possibilities in aerospace, medical equipment, and beyond. Through years of iteration and close collaboration with customers, we've earned the trust of institutions like the NIST, the USDA, prominent research universities, and a plethora of regional and local agencies. Please reach out to our US sales office for help with more technical information, custom requests, or further details on our company and purchasing process. ### Mushroom Business Equipment: Essential Gear for Serious Growth The right lab equipment is key to a thriving mushroom cultivation business. But there are dozens of theoretically helpful devices. Which ones are actually worth investing in? Do you need to practically take out a second mortgage for name-brand gear straight out of a biosafety lab? Or scrimp and save with jury-rigged gadgets from eBay?  Based on purchase patterns and customer feedback, two pieces of equipment offer huge efficiency and consistency improvements for the money: A laminar flow clean bench An autoclave This guide will introduce you to their design, terminology, and common alternatives. We'll also highlight a couple of customer favorites from our own line. What is mushroom culture in brief? Since you found your way to this article, we assume you're plenty familiar. But in case not, here's the gist of this hobby and business model. Mushroom culture, or fungiculture, is the deliberate and strategic growing of mushrooms (or other fungi). You can think of it as the organized, calculated counterpart to wild mushroom foraging. As a business, mushroom culture is usually for food or medicinal purposes. Materials scientists are also exploring mushrooms' structural properties, but that's not (yet) a common purpose for growing. Whatever the ends of your business, success depends on immaculate and consistent sterilization. Otherwise, microbes in your environment stand to contaminate your crop or outcompete the desired microbes. And that's where laboratory equipment enters the picture. What is a laminar flow hood? A laminar flow hood provides steady ("laminar") airflow that's free of potential contaminants. It reduces the risk of undesired organisms during substrate inoculation, incubation, and culturing. The more proper term is "laminar flow clean bench" (LFCB), since the hood itself is just one part of the set-up. Sometimes, LFCBs are mistakenly referred to as fume hoods. But fume hoods pull air away from the work area, so they're entirely different devices for different situations. For a closer look at clean bench design, visit our LFCB overview for mushroom growers. What's the difference between a fan filter unit vs. laminar flow hood bench? Fan filter units are a common, inexpensive alternative to a laminar flow hood/bench. The terms are sometimes used interchangeably, but the devices are actually quite different. Both pull air through a filter (typically HEPA) and distribute it over a work area. The key difference is the quality of the airstream. A fan unit creates turbulent airflow, meaning filtered and unfiltered air may swirl together. A laminar unit creates stream-like airflow, so only filtered air passes over the sample. Laminar flow benches are more complex and costly to build, but they're simply more effective at reducing contamination risk. Fan filter units are preferable to completely unfiltered air, but they're inadequate for commercial mushroom cultivation. It's also possible to purchase a laminar flow hood alone, and incorporate it into a DIY clean bench. That's a reasonable middle ground in terms of both cost and effectiveness. However, getting the aerodynamics right isn't a trivial matter. For many growers, a plug-and-play LFCB is well worth the added cost. What safety features come with the SH laminar flow clean bench? A key safety feature in all our recommended LFCBs is automatic UV lighting. Ultraviolet light is a powerful decontaminant, but prolonged exposure can lead to skin and eye damage. We've configured the UV lamp to shut off automatically when the door is open, but remain on while it's closed. What's the most commonly used sterilizer for mushroom growing? Pressure cookers are the most commonly used sterilizers for mushroom growing. They're simple, affordable, and ideal for new growers. However, autoclaves are far more common among large and/or commercial mushroom cultivators. Unlike pressure cookers, autoclaves don't require supervision or management. They automatically adjust their temperature and pressure to follow a pre-programmed cycle. In general, autoclaves are a much larger upfront expense. However, your money buys greater time-efficiency, consistency, and safety. Visit our All American pressure cooker vs. autoclave article for a more detailed comparison of how these two popular devices stack up. Looking for a quick recommendation? We believe our 60-liter and 150-liter models are the best-value small and medium autoclaves on the market. Why buy mushroom cultivation equipment from SH Scientific? It's our mission to provide unrivaled value on high-quality lab equipment.  With SH Scientific, you can equip your mushroom cultivation business for thousands less without sacrificing name-brand performance. Our affordable yet world-class devices are trusted by US government labs, university research facilities, and commercial R&D teams alike. To learn more about our autoclaves and laminar benches, or to discuss your needs in more detail, reach out today! ### Autoclave Recommendations for Mushroom Growers Autoclaves are the pro's choice for sterilizing substrate and grain spawn. They're also a popular upgrade for serious hobbyists looking to free up time and counter space. The best autoclaves for mushroom cultivators offer large capacity and hands-off operation, making light work of large loads. We recommend the SH Scientific 150M for large or expanding growers. At 150 liters, it has about six times the capacity (and none of the headaches) of the largest pressure cookers. Moving up from there, our 550-liter model 550M is one of the largest available. Its size and cost are excessive for most cultivators, but just the ticket for commercial-scale operations. How Long Does Sterilization Take With an Autoclave? A typical sterilization cycle takes 2 hours at 121° C and 21 psi. Expect an additional 1 hour for heating and 1.5 hours for cool-down, for a total time of approximately 4.5 hours. This allows for 1–2 cycles during standard working hours, plus another cycle just before leaving for the day. Thanks to automatic shut-off, it's safe to walk away and return to a completed, cooled load in the morning. Here's a representative example based on internal testing with an empty 300-liter autoclave. SET TEMP (°C)SET TEMP (°F)PSIGBARG12125021.01.4212525725.51.7213026632.52.19 OPERATION STATUSPRESENT TEMP (°C)PRESENT TEMP (°F)TIME (HH:MM)Start heating278111:07Start sterilizing12125011:56Complete sterilizing12125013:56End Cycle8017615:37 TIME SPENTTIME (HH:MM)Time to 121°C from 27°C00:49Sterilization time02:00Time to 80°C from 121°C01:41* No loading condition Some customers prefer quicker sterilization cycles at a higher temperature and pressure. This lengthens heating and cooling time, but may shorten the overall process. Your manual will specify safe heat and pressure ranges. Stay within them at all times for your own safety and the longevity of your autoclave. Keep in mind that sterilization time also depends on how you pack each load. Tight packing calls for a longer cycle, since steam can't circulate and penetrate as efficiently. Severe overloading may prevent full sterilization. How Much Does an Autoclave Cost? Companies and larger hobbyists should plan to spend about $5,500 for our recommended model, the SH Scientific 150M. Commercial cultivators should budget closer to $23,000 for the 550M. As long as a 220 V power source is available, you needn't worry about utilities or construction expenses. Our autoclaves are manually filled with water, so they don't require an external water supply. What Are the Risks of Using an Autoclave for Mushroom Growing? Two kinds of risks can arise from improper use. The first is incomplete sterilization, leaving your substrate or grain spawn susceptible to competing organisms. The most common culprit is excessive loading that inhibits steam circulation. It's easy to prevent by loading modestly and placing spacers between items. The second is damage to the autoclave itself, leading to costly failures and even safety hazards. Numerous safety features are built in, but there's no substitute for care and prudence. If you take the time to understand and heed the manual, your autoclave will serve you safely and efficiently for many years to come. What Are the Benefits of Autoclaves for Mushroom Cultivation? For mushroom cultivation, the main benefits of an autoclave are efficient sterilization, automatic operation, and consistent results. Compared to atmospheric sterilizers, autoclaves work faster. By pressurizing steam, they create higher temperatures that kill microbes more quickly. Compared to pressure cookers, autoclaves need virtually no attention while in use. Their cycles are programmable, and their safety features prevent excessive pressure or accidental opening. Finally, autoclaves use digital PID controllers for ultra-precise temperature management (± 1° C). This takes user error or mis-readings out of the equation, so every cycle runs as consistently as the last. Bottom Line: Is an Autoclave Right for You? Pressure cookers are a good budget option that many successful mushroom growers have started with. Unfortunately, managing them at scale is a headache—at best. Autoclaves are a welcome and cost-effective upgrade. Larger capacity for fewer devices in your space Automatic, self-managed cycles you can step away from Precise and repeatable cycles for consistent results For general use, the SH Scientific 150M is a terrific balance between price and capacity. Commercial cultivators will do well to consider the capacity 550M at nearly four times the size. Like our entire line, these models deliver Korean-made quality that rivals name brands and saves you thousands. If it's time to take your cultivation workflow to the next level, then reach out today for personal help, technical details, or to place your order. ### How Mushroom Cultivators Do More With SH Scientific Autoclaves An autoclave is one of the most helpful upgrades that most mushroom cultivators will ever make. It's obviously not the only way to sterilize your substrates or grain spawn. After all, the trusty pressure cooker is a stalwart companion of newer growers. But as you scale up, one pressure cooker (or DIY steam sterilizer) turns into several. Keeping tabs on them practically turns into its own job. Our autoclaves automate time and temperature management, so you (or your team) can stay focused on all the other moving pieces of your business. And thanks to a bevy of safety features—think pressure-sensitive door locks and heat-reducing surfaces—there's no need to walk on eggshells when your autoclave does need attention. Who uses SH autoclaves? Fungtional Labs is a mushroom cultivator and supplier for both the nutraceutical and consumer markets. They emphasize a "spore to store" initiative that empowers hobbyists, home-growers, and commercial cultivators alike. Business has boomed in recent years. To keep up that pace, management opened a second Fungtional Labs warehouse in December 2022. With the new site came the need for new equipment, including a set of large autoclaves to support continued growth. Their choice? Three of SH Scientific's 150-liter SH-AC-150M. Optimized Autoclave Setup Hands-on feedback from real-world cultivators The proof of the pudding is in the eating, and the proof of the autoclave is in the sterilizing. On that point, we'll defer to Fungtional Labs founder and CEO Rico Gutierrez. He notes that "SH Scientific’s autoclaves have helped us level up our production and help us ensure that we are providing quality sterilized products to all of our clients." Needless to say, sterilization is the ultimate criterion. Our design process revolves around making it as consistent and efficient as possible. But usability is a close second. Our autoclaves may be machines, but they're machines that actual human beings need to understand, trust, and even enjoy working with. To quote Mr. Gutierrez once again, "Compared to our previous autoclaves, SH Scientific’s are sleek, compact and beautifully designed without compromising the quality[...] They are user friendly, and new employees find it very easy to use." Growing your business with SH Scientific You'll find our autoclaves in side-businesses, major government labs, and everywhere in between. Whatever your workflow demands, odds are we've got a cost-effective model to support your growth and competitiveness. To discuss specs or explore customizations, please reach out to our US sales team today. ### Tube Furnaces for Laboratories SH Scientific’s laboratory tube furnaces are the choice of research, engineering, medical, and specialty manufacturing facilities.  We’re proud to offer exceptionally uniform hot-zone temperature distribution, inside one of the most compact sliding tube designs on the market. What Is a Tube Furnace? A tube furnace applies extremely high heat to a small, cylindrical chamber. It’s a mainstay of labs that perform thermal testing, treatment, and processing. The basic design dates back more than a century, but today’s models make extensive use of proprietary ceramics and alloys, digital controllers, and precise instrumentation. Vacuum Tube Furnace Turn-Key System Why Use a Tube Furnace? Tube furnaces are used to treat small samples at ultra-high temperatures. They’re common for complex but low-volume processes in both industrial and academic settings. Tube Furnace vs. Muffle Furnace Both are capable of similar temperatures, and can be equipped with vacuums and inert gas management systems. They’re equally suited to delicate applications, like graphene production by CVD. The key difference is muffle furnaces heat a relatively large chamber—ideal for samples that don’t readily fit in a tube furnace. However, the cylindrical nature of a tube allows more precise and immediate control of temperature and gas flow. Its exposed ends are also conducive to managing temperature gradients, especially with the help of multiple controllers. Common Uses In both commercial and research facilities, tube furnaces often facilitate or produce: Semiconductors and batteries Thermocouples & mineral-insulated cables Vacuum brazing and heat treatment Vacuum curing and sintering Water, waste, and soil testing Aerospace ceramic and metals testing Oil and gas analysis Solid oxide fuel cells Polymer composites and graphene Types of Tubes Our furnaces are available with one of three temperature-specific tube materials. Quartz tubes are suitable up to 1200°C. They’re the most cost-effective option, and their transparency is helpful for some applications. However, quartz generally can’t withstand as many heat-cool cycles as other materials. Alumina tubes can handle temperatures up to 1800°C. They’re much longer-lived and more durable than quartz, but are not transparent. Finally, superalloy tubes like Inconel are available as a custom option. These are recommended for even more extreme temperatures, e.g., in the range of jet and rocket engines. SH Scientific Tube Furnace Features As an all-in-one system, your SH furnace ensures simple purchasing and administration, efficient service, and highly competitive pricing. Unlike most other tube furnaces, ours include more than just a furnace body. We can supply a professionally pre-assembled gas management system including: The furnace itself Ball type gas flow meter or digital mass flow controller Back pressure regulator Gas flow line with valves Aluminum sealing mask Quartz or alumina tube Unique among furnace suppliers, we can also configure a turn-key vacuum tube furnace package, including: Recirculating chiller to protect silicone seals from hardening (and eventually leaking gas) due to high temperatures Low-noise vacuum pump for quiet, focused working conditions This distinctive and creative system enables scientists and researchers to experiment in a zero-oxidation atmosphere and under a changing atmosphere as needed (e.g., air → vacuum purging → gas filling). Furthermore, all SH tube furnaces emphasize safety and usability. Our uniquely compact sliding tube design facilitates rapid cooling and convenient loading/unloading, while saving space in tight quarters. Double housing ensures a low surface temperature of about 29-30°C while operating at 800°C. All configurations offer some of the most uniform temperature distribution currently possible. Standard options include a tube size (i.e., diameter) of 50, 80, 100, or 120mm with a hot zone of 300 or 600mm. (Hot zones up to 900mm are available as a custom option.) Our furnaces can use up to three programmable, digital controllers for exceptional uniformity and/or more precise gradients. This is particularly helpful for larger hot zones of 600mm and up. Maximum temperatures are either 1200, 1500, or 1800°C—all produced by long-lasting heating elements made of Kanthal, SiC, or MoSi2. Pricing & Customization Our standard tube furnace configurations suit most facilities without modification. However, several customizations are possible for dimensions, materials, power, and controls. We encourage you to explore the line, or to contact us directly for technical inquiries or customization requests. ### 4 Ways SH Scientific Tube Furnaces Stand Out PDF   4 Ways SH Scientific Tube Furnaces Stand Out Labs worldwide are choosing SH Scientific tube furnaces over well-known alternatives. With total customizability, unmatched convenience, and world-class specs, we offer one of the most compelling tube furnace lines around. Here's how. Wide range of tube sizes Within reason, larger tubes make a furnace more versatile as your samples and workflows evolve. Many manufacturers simply don't offer tubes in the 100–120 mm range. Others do, but only at a prohibitively high cost. Off the shelf, SH furnaces are readily available with tube diameters up to 120 mm, easily accommodating samples of about 4" x 4". Lead time is minimal: we typically receive quartz tubes in about 4 weeks, and alumina in 8–10. For even larger samples, 200 and 274 mm tubes are also available as a custom order. These generally arrive in 6–12 weeks, depending on the material. High maximum operating temperatures Some processes, like pyrolysis of resin or ceramic matrix composites, require temperatures beyond the range of most tube furnaces. Our highest-heat model is capable of 1800° C, with a recommended operating temperature of 1650° C. Turn-key system with full atmospheric control Atmospheric control is the main practical advantage of a tube furnace. Successful thermal treatment depends on inert gas saturation, dependable vacuum performance, and/or positive pressure maintenance. We provide all of this in a preconfigured, turn-key package complete with: Low-noise vacuum pump Digital mass flow controller Back pressure regulator These also make it easy to evacuate the chamber and flush it with inert gas—even for multiple cycles—before starting a heating cycle. Superior sealing masks Silicone sealing gaskets are prone to hardening over time. It's a direct result of prolonged exposure to high heat, and gradually undermines atmospheric control. Our proprietary water cooling system virtually eliminates the hardening of sealing masks. A recirculating chiller flushes water through dedicated ports in the door assembly, at an energy-efficient ­20° C. How can we help? From instructional labs to cutting-edge research facilities, we offer a high-performance tube furnace for every budget and workflow.To discuss technical specifications, or explore customizations, please reach out to our US sales team today. ### 2 Reasons Customers Love Our Vacuum Muffle Furnaces PDF   2 Reasons Customers Love Our Vacuum Muffle Furnaces Large, oxidation-prone samples pose a dilemma. Conventional muffle furnaces accommodate bulky items but struggle with inert gas saturation. Tube furnaces, on the other hand, excel in atmospheric management but are best suited to smaller samples. Our vacuum muffle furnace is the first to offer large capacity and superb atmospheric control at an accessible price. Could it be the solution for your facility, too? 1. Convenient operation Every SH furnace uses a state-of-the-art digital controller for trustworthy and granular profile management. That means users can expect: Intuitive programming for custom heating profiles. High precision and ± 1° C uniformity. At-a-glance updates on temperature, time remaining, and progress within the profile. No matter how long or intricate your thermal treatment cycle is, you can be confident that it'll execute exactly as specified. 2. Compelling value for world-class performance Our vacuum muffle design is unique, but we realize that other furnaces abound. From well-known firms to questionable imitations, the selection is almost too broad to track. Our line rivals the performance of major brands, at prices that no other in-house manufacturer can match. One corporation we've equipped is General Atomics, an energy and defense firm that researches and produces nuclear power technologies and cutting-edge aerial surveillance equipment. Here's what General Atomics engineer Kurt Tomlinson had to say about our vacuum muffle furnace: We use it only for stress relieving small beryllium parts, so the size is perfect for our application. The temperature profile consists of a 1 hour ramp from room temperature to 760C, holding for an hour, then a 15 hour ramp to 690C, and finally a 10 hour ramp to 200C[...] We do the stress relieving under vacuum.The furnace performs exactly as advertised and I think, for this type, it may be the best value on the market. That's the result of narrow focus, decades of iteration, and a conscientious choice to remain just small enough to control every aspect of design and production. Reach out today Our vacuum muffle furnace is a cost-effective blend of high performance and exemplary ease of use. For facilities with more unique demands, we can also develop and produce virtually any conceivable customization. To learn more or discuss your lab's workflow, contact our US sales team today. ### Advanced Tube Furnace Door Our water cooling system keeps sealing gaskets supple for trustworthy vacuum performance and inert-gas management. Tube furnaces use silicone gaskets to seal off each end of the tube from its door assembly. Unfortunately, silicone hardens after frequent and prolonged heat exposure. As the gaskets become less pliable, their sealing ability deteriorates. Little by little, they cease to maintain a vacuum and to control inert gas saturation. The bad news is that such gradual performance loss can be hard to detect. The good news is that simple, active cooling technology can largely prevent it. Our water-cooled sealing assembly is the first of its kind, with a recirculating chiller that reduces the gaskets' heat exposure through continuous cooling. Why water, and not a specialized coolant? Coolants are typically viscous, resulting in a low flow rate. Water lends itself to a higher flow rate, resulting in less demand on the recirculating chiller. The elevated flow rate allows for a cost- and energy-efficient temperature of just 20° C, compared to the usual -10° to -20° C. Efficient cooling plus our signature easy-access hinged door add up to the most convenient, dependable tube furnaces on the market. Tube Furnace End Cap (Door) - Left side Tube Furnace End Cap (Door) - Right side https://www.youtube.com/watch?v=aJllRNN4x4M ### 2023 Tube Furnace Performance Comparison Stable and uniform temperature control is essential, but high-performance tube furnaces need to offer more. A non-oxidizing atmosphere, vacuum retention, and maintenance of positive pressure are every bit as important. SH Scientific furnaces excel in both respects—and at a compelling price, too. What's more, we've channeled years of customer feedback into unique features for safer and more convenient operation in busy labs. Model comparison We offer the only tube furnace line that matches the performance of well-known manufacturers and the price of distributor brands. Let's take a closer look at how SH furnaces compare to other offerings you may be familiar with. 　SH Scientific 1500° C seriesThermo Fisher Lindberg / Blue MSTF55 seriesAcross Int'lTF1400SH Scientific 1800° CCarbolite Gero HTRH seriesThermo Fisher Lindberg / Blue MSTH54 seriesMax temp.1500° C1500° C1400° C1800° C1800° C1700° CRecommended operating temp.≤ 1350° CUnspecified1300° C≤ 1650° CUnspecifiedUnspecifiedTube diameter50 / 80 / 100 / 120 mm25 / 50 / 75 mm60 / 100 / 120 mm50 / 80 / 100 / 120 mmUp to 100mm75 mmDoor typeHingedSolidSolidSolidSolidSolidHot Zone300 / 600 mm300 mm280 mm300 / 600 mmMultiple300 mmCasing for low surface tempDouble wallDouble wallSingle wallDouble wallDouble wallDouble wallHeating elementSiCSiCSiCMoSi2MoSi2MoSi2Vacuum availableYesYesYesYesYesYesVacuum retention24 hoursUnknownUnknown24 hoursUnknownUnknownTube Furnace Comparison Chart Updated February 2023. This chart was made using the data available from each manufacturer's website or other available source. Please confirm with each manufacturer for the detail spec. Specs and components are similar across the board, but SH furnaces deliver distinctive performance, customizability, and usability. Active cooling for gasket longevity We offer the first and only water cooling system to preserve gasket integrity.  Long-term heat exposure hardens silicone gaskets. As they lose their ability to seal, their vacuum retention also diminishes, potentially resulting in gas leaks or loss of positive pressure. This sort of performance loss is subtle, gradual, and often hard to detect early. To maximize gasket longevity and performance, our tube furnaces are available with a chiller that continuously circulates 20° C water through a dedicated port in the door assembly. This proprietary, water-based design is unique to SH Scientific. User-friendly door design Solid doors are common on higher-temperature tube furnaces. They're certainly effective, but they require a degree of (dis)assembly to load and unload. Hinged doors are more convenient, and simply a better experience for technicians. That's why we've invested in a hinged design that's safe and efficient for use on models up to 1500° C. Even major manufacturers—like Nabertherm, Carbolite, and Thermo Fisher Scientific—still use solid doors on models that operate above 1300° C. To the best of our knowledge, only SH furnaces offer a convenient hinged door in this temperature range. (As you may have noticed, we do use a solid door on our 1800° C model. So far, no alternative performs up to our standards at extreme temperatures.) https://www.youtube.com/watch?v=aJllRNN4x4M SH Scientific Advanced End Cap & Active Cooling System Greater choice in tube diameter & material We offer a plethora of tube diameter and material combinations to suit your samples and workflows. For instance, battery researchers often need a quartz tube to ensure cleanroom-like conditions (and more precise temperature control). Other facilities may need a furnace for extremely specific sample sizes in between the typical 50–60 and 120 mm options. Between standard options and essentially unlimited customization, we can tailor a tube furnace to every aspect of your workflow. Be wary of cheap alternatives On marketplaces like AliExpress and Alibaba, you'll notice some furnaces with striking similarities to ours. Those "bargains" are actually knock-offs of SH designs. Even if we're flattered by the imitations, they fall short in nearly every respect. Superficial similarities bely subpar performance, opaque safety and QA standards, and questionable (if any) support. Vacuum performance Our furnaces maintain a vacuum state for at least 24 hours without changes in atmospheric pressure. Internal testing found that certain knock-off models lost their vacuum and allowed oxygen into the chamber within about one hour. Most simply couldn't maintain positive pressure. Among the few that could, some proved susceptible to shocks, potentially leading to vacuum loss when loading/unloading the sample. Door design As mentioned earlier, we developed a hinged door for models rated up to 1500° C. Imitators struggle to replicate it. For instance, one simply applied our solid 1800° door design to its 1400° model, creating a larger hassle than is really necessary for users. Exterior temperature reduction We use a double-wall design to minimize exterior temperature and reduce burn risk during operation. It's a costly feature, but critical for safety, therefore standard on most name-brand furnaces. Certain budget alternatives use only a single wall. The burn risk is exponentially higher, as is the burden of care and precautions for users. End caps & cooling Our proprietary end caps facilitate thermal management and loading/unloading. They do this equally well over the long term. Imitations often rely on standalone O-rings. And they work…for a while. Unfortunately, they harden after repeated heat exposure and rapid heating/cooling cycles, resulting in a poor seal that undermines temperature control and jeopardizes atmospheric management. Ordering an SH Scientific tube furnace Every SH Scientific tube furnace is the product of extensive, real-world lab use. We've proudly equipped research universities, US government labs, and a vast range of private-sector R&D facilities. Unlike distributor brands (and drop-shipped imitations), our line is built in Korea and supported by a US team during your business hours. And unlike the largest manufacturers, our in-house engineers are available for highly custom, one-off orders.To discuss technical specs, customization requests, or order details, please reach out today. ### Laminar Flow Clean Bench for Mushroom Growers Mushroom growers use laminar flow clean benches (LFCBs) to create a spacious work area free of airborne contaminants. SH Scientific's LFCBs offer exceptionally even airflow for a consistently clean environment. A still air box is cheap and effective, but it's nobody's idea of fun. Their space constraints and finicky sterilization are fundamentally a pain to work with. Sooner or later, it's time for a more open, flexible workspace that you can still trust to avoid contamination. For most mushroom growers, that means one thing: a laminar flow clean bench (LFCB). We'll briefly review airborne contamination risk, address some DIY alternatives, and see what sets SH Scientific's laminar flow hoods apart. What's really in the air? Ambient air is packed with spores. Conservatively, a single cubic meter contains hundreds to thousands each of mold, bacteria, fungal, and other spores. We inhale a few with every breath. Poor HVAC maintenance or a damp climate increase concentrations, but even outdoor desert air has its share of spores. Direct exposure practically guarantees contact with contaminants. Our bodies generally deal with them, but mushroom cultures aren't so resilient. For instance, newly inoculated grain spawn are notoriously delicate. Especially prior to colonization, airborne spores may compete with and crowd out the desired species. Laminar Flow Clean Bench Performance Chart Preventing airborne contamination of mushroom cultures There are two ways to keep your samples free of airborne spores. Block them off by working inside a pre-sterilized, airtight container. That's the role of a glove box/SAB. Continually "flood" them with filtered air, so spores can't settle in the first place. That's the principle of a laminar flow clean bench. Both are effective, but the first method strictly limits your working space, dexterity, and productivity. Can't I make my own circulator & filter? Some cultivators have experimented with DIY air filtration systems or generic, off-the-shelf fan filter units. These may be as simple as a multi-purpose fan attached to a generic air filter, supported above the workspace by a simple frame or box. They're marginally better than nothing, but nowhere near as effective as you might think (or hope)—and decidedly inferior to a still air box. The fundamental problem is the quality of airflow. Basic fan filters produce significant turbulence. Air generally moves to/through the fan, but swirls around en route. Contaminants will swirl and pass by a sample repeatedly, creating tens or hundreds of times as many opportunities for exposure. What's actually necessary is laminar airflow: the namesake quality of a LFCB. "Laminar" refers to steady movement along streamlines. Picture the flow of water pouring gently from a kettle, as opposed to soup sloshing from a ladle. This smooth, directional airflow can only travel away from the sample and through a sub-0.3-µm HEPA filter. It needs to be broad, gentle, and controllable, all while reaching every corner of the workspace. That's exceedingly hard to pull off with inexpensive, generic components—even for an ambitious DIYer. What is a laminar flow clean bench? A laminar flow clean bench (LFCB) is a cabinet-like work area that provides a smooth stream of filtered air across the work surface. It's sometimes called a laminar flow hood or sterile air hood. HEPA filtration Before air reaches the work area, it passes through a HEPA filter that removes at least 99.7% of particles up to 0.3 microns in diameter. This clean, continuous airflow protects against contamination during vulnerable stages of mushroom growing, such as substrate inoculation, incubation, and culturing. (It also keeps dust away, so LFCBs are often used to handle delicate technologies like microchip components, too.) Airflow direction Streamlines can't cross each other, so LFCB airflow is either horizontal (back-to-front) or vertical (top-to-bottom). The horizontal variety is a bit simpler to produce. It has an illumination lamp, but lacks a UV lamp and door. The bench is parallel to the airstream, so turbulence is basically nonexistent with an empty bench. However, turbulence is greater with larger objects, since they're relatively close to the horizontal air source. These days, the vertical variety prevails. It, too, has an illumination lamp, as well as a UV lamp and protective door. These add to production costs but enable continuous sterilization. To sterilize small equipment, technicians may keep a small gas burner or alcohol lamp on hand, and run the UV lamp perpetually. Vertically, turbulence may be slightly higher since air flows directly toward the work surface. However, larger objects barely increase turbulence, if at all. Note that LFCBs are strictly designed to protect the work surface. They do not protect the technician from contamination. Infection materials require a third type of hood, known as a biosafety cabinet. Why choose an SH Scientific LFCB? Uniform airflow is the most important factor, bar none. But reaching every nook and corner of the workspace is easier said than done. Some inexpensive models simply force air from behind a HEPA filter. That helps with cleanliness, but doesn't ensure a proper laminar flow. The key is twofold: A strategically positioned divider that disperses air pressure across the filter's entire surface area. A properly positioned vent hole in the bench, so air will flow truly vertically rather than out the door. ### Tube Furnace for Battery R&D SH Scientific tube furnaces equip you to work on the frontiers of battery technology. With comprehensive programmability and complete gas flow control, our turn-key solutions are optimal for sintering, annealing, and even CVD graphene production. What’s a Tube Furnace? A tube furnace contains a central cylinder (the “tube”) surrounded by electrical heating elements, which are generally connected to a programmable, digital controller. The tube and heating elements are all made of temperature-specific materials that provide the right balance of cost and longevity for the intended operating conditions. The Role of Tube Furnaces in Battery Development The batteries of the future are solid-state. In fact, solid Li+ ceramic electrolytes are poised to solve many of today’s biggest challenges with energy storage, from fire hazard to longevity to energy density. But building the future requires novel techniques today. For instance, producing solid-state ceramics under 700°C may yield better control over lithium-oxide thin film structures. Eventually, liquid-based densification, vacuum processes, and grafting may even replace the classic (and much hotter) methods of sintering and calcination. These lower-temperature techniques promise better control over conductivity, which ultimately means safer and more efficient batteries. Of course, reliable ceramic electrolytes depend on the purity and structural integrity of their materials, so tube furnaces are essential for R&D. And at SH Scientific, we’re proud to serve innovators in the design and manufacturing of low-cost solid-state batteries. So what role, exactly, do our tube furnaces play? Thermal Treatment Overview In the battery world, tube furnaces are widely used for synthesis of materials, debinding, calcination, and drying. The process comprises three main steps: Pyrolysis Carbonization Graphitization (Image: ScienceDirect.com) Pyrolysis generally takes place between 200°C-400°C, but potentially up to 900°C. This stage forms a lot of off-gases, so the furnace must be ventilated to keep the chamber’s atmosphere pure. – For pyrolysis, we recommended the SH-FU-STG/LTG series of tube furnaces (max temperature: 1200°C). – For carbonization, we recommend the SH-FU-TH (max temperature: 1500°C) or SH-FU-TS series (max temperature: 1800°C). – For graphitization, please send us an inquiry. Sintering One common use of tube furnaces is to prepare ceramic for use in electrodes and even solid electrolytes. The ceramic needs to reach an extremely dense state, which is generally achieved through sintering. Standard sintering techniques may require temperatures close to 2000°C, with high uniformity throughout the heating chamber. A tube furnace is the easiest way to manage these extreme temperatures, especially for the relatively small samples that most battery components use. Annealing Many traditional and solid state batteries contain specialized alloy components. These are subjected to thermal annealing, which removes irregularities that would jeopardize performance and/or safety. Oxidation and temperature fluctuation can undermine the annealing process, so many laboratories employ a programmable tube-furnace with inert-gas management. Monolayer Graphene via CVD Graphene is a relatively new material at the cutting edge of battery technology. It’s often produced through chemical vapor deposition, or CVD. This process involves heating a substrate before introducing a volatile metal gas, which decomposes and adheres to the substrate. A second gas—usually hydrogen—is introduced to react with the adhered molecules, forming a waste gas and leaving the metal atoms behind. Slowly, those remaining atoms accumulate into a usable graphene monolayer. Tube furnaces are often the environment of choice for CVD. The nature of the reaction (and the toxicity of its by-products) means gas flow and vacuum control are critical. Why Use an SH Tube Furnace? Battery R&D revolves around several delicate thermal treatments. Every SH furnace provides fully programmable temperature control, with rapid heating/cooling and high uniformity you can trust. We equip battery labs with: Programmable digital controller for one-, two-, or three-zone use (up to 1800°C at +/-1°C uniformity) Up to four ball type gas flow meters, upgradeable to a digital mass flow controller and back pressure regulator Low-noise vacuum pump for peaceful, focused working conditions Optional recirculating chiller Several tube and hot-zone sizes to suit your facility We’re proud to offer Korea-built, USA-supported tube furnaces to today’s leaders in energy storage research. To discuss detailed specifications or request a custom quote, please contact us today. ### Ceramic Resin Firing and Sintering SH Scientific’s 1500°C high temperature muffle furnace SH-FU-MH series user application for CERAMIC RESIN FIRING AND SINTERING Ceramic Firing Ceramic is intended to be fired in a furnace (whether it is a muffle furnace or a cylinder tube furnace), where the polymer matrix burns away and the model transforms into a silica ceramic part. After firing, ceramic becomes heat-resistant over 1000°C and resistant to deformation over time. Formlabs’ ceramic resin is a silica-filled photopolymer. After firing, the photopolymer network burns out to form a true ceramic part. Some ceramic resins require modification to fire well. Following is a guideline to successfully fire parts with SH Scientific’s 1500°C high temperature muffle furnace.  SH Scientific We, SH Scientific, are 40 years old general laboratory equipment manufacturer and have specialty and expertise in muffle furnace, tube furnace and vacuum furnace configuration per users’ needs. SH Scientific’s MH series 1500°C high temperature muffle furnace offers 4 various sizes of chamber and they have 150x200x150mm (1.5L), 200x270x200mm (11L), 250x350x250mm (11L) and 300x400x300mm (36L) chambers respectively. Digital programmable controller enabling to set up to 45 steps of ramp-up and hold steps is built in thus is ideal to program your firing and sintering. Ball type gas flow module is a must to have in order to flow inert gas such as Nitrogen or Argon so you can control the rate of temperature cool down at the end of process. SH Scientific’s muffle furnace are all adaptable with the module. External ventilation during firing is necessary and all SH Scientific’s muffle furnaces are equipped with an exhaust hole on top surface. Ceramic Resin Firing Temperature & Time Schedule Table 1. Ramp 1During Ramp 1, the part is heated to 240°C for Burnout. Typically for 240 minutes. 2. BurnoutCeramic resin prints with a polymer matrix, which is removed during the burnout phase. At burnout temperatures (240°C), the ceramic particles have not yet fused, and are loosely held together as a powder body. The Burnout phase should be long enough to completely remove the polymer matrix. Typically for 480 minutes. Partial burnout will cause vapor pressure to increase during the Ramp phase, resulting in cracks and distortion as vapor escapes. Thinner walls (less than 6 mm) require less time to burn out, and tend to have the best surface quality and accuracy. Very thick sections (thicker than 10 mm) require very long burnout times. Set the burnout hold (time at 240°C) based on the maximum cross-sectional thickness of any part being fired. Parts can be held at the burnout hold temperature for extra time without issue. A short secondary hold at 300 °C ensures that all polymer is burned out before Ramp 2. 3. Ramp 2The Ramp 2 phase is the increase in temperature preceding sintering. Typically 1271°C. Formlabs recommends a ramp rate of 3°C per minute in order to heat parts uniformly. Parts with large variations in wall thickness benefit from slower ramp rates. Parts designed to have uniform, thin walls throughout can be ramped more quickly. 4. SinteringDuring sintering, the silica particles in Ceramic Resin fuse to form a solid part. The particles become semi-liquid, allowing them to shrink together and become denser. Ceramic shrinks by 15% during sintering, reaching up to 90% density. When Ceramic Resin is properly sintered, the material becomes slightly translucent and watertight. Parts printed with Ceramic Resin are fired at temperatures between 1250 °C and 1300 °C. Formlabs recommends holding at 1271 °C for 5 minutes. Decreasing the maximum temperature or hold time will result in a more porous, less glassy part. 5. Cool DownBetween maximum temperature and 900°C, cool at the freefall rate of your kiln or furnace. This fast Cool Down phase limits additional slumping. Cool at a controlled rate of 1°C per minute between 900°C and room temperature to avoid structural cracking. Have your process successful and flawless with SH Scientific muffle furnaces! ### Autoclave or All-American Pressure Cooker – What’s Right For You The Right Sterilizer As a commercial mushroom grower, you know the right sterilizer means more consistent results with less fuss. It’s not rocket science: just steam, pressure, and a bit of patience. But there are several types of sterilization equipment to choose from, each of which affects the time, cost, and output you can expect. At the entry-level are home-grade pressure cookers. They’re perfectly capable, at least as a starting point. However, they have very limited capacity and (usually) require external heat sources. Many growers find themselves accumulating a “chain” of pressure cookers and portable burners. At some point, it’s simply too cumbersome for commercial workflows. That leads us to two more sophisticated options. All American steam sterilizers for mushroom growers One commercially viable alternative is a general-purpose sterilizer. The formidable, 25-quart All American 50X-120V is one of the most popular. Its larger capacity means fewer runs throughout the day, and its self-contained heating element is generally faster and more precise than a burner. All American Rice Cooker However, All American sterilizers still require some babysitting. For instance, with each run of each device, someone needs to: Manually position the safety release Lower the temperature upon hitting your target pressure Occasionally check pressure as it runs, adjusting heat as needed to avoid serious danger Manually turn off the sterilizer when your timer goes off, and ensure pressure has dissipated before opening it None of that is difficult. But it adds responsibilities to your already busy day, and pulls whoever’s on “sterilizer duty” away from any number of more productive tasks. And with divided attention, it’s all too easy to jeopardize a batch by over- or under-heating the unit. For these reasons, many larger cultivators turn to autoclaves. Laboratory Autoclaves for Mushroom Cultivation Autoclaves work on the same principles as all the above. However, they sterilize several times more substrate in a single, fully automated cycle. It’s a literally set-and-forget process: Fill the chamber Enter your settings via the digital controller Care of other to-do’s as it quietly sterilizes in the background Open it when the automatic, pressure-sensitive door lock releases itself Our own line of autoclaves goes up to 150 L—six times the capacity of an All American 50X-120V. If you’re at the point of needing a “fleet” of sterilizers to keep up with production, then a single autoclave is generally cheaper on a per-liter basis, and far more space- and energy-efficient as well. But why 150 L, and not even larger? We find that’s the sweet spot between efficient sterilization and easy set-up and management. Industrial-sized autoclaves (and bulk atmospheric sterilizers) do offer even more capacity, but most require a dedicated water hook-up. Our autoclaves are manually filled, so they only need electricity and a drain. No complex installation, and no sweat repositioning them to suit your workflow! In addition, some ultra-large-volume autoclaves yield unacceptable failure rates. Greater volume makes it exponentially harder to manage temperature and pressure, which introduces variability in the effective cycle. By sacrificing control for industrial scale, it can be unexpectedly hard to replicate your sterilization process. Choosing your SH Scientific autoclave If you’re ready to trade endless cycles of babysitting for more efficient, hands-off sterilization, then consider an SH autoclave. Whether you’re upgrading your facility or just venturing into commercial cultivation, our line saves time from day one and saves money over the long haul. Download PDF ### Healthcare & Medical Applications of Tube Furnaces SH Scientific tube furnaces equip healthcare labs for state-of-the-art implants and analyses. Our design ensures minimal temperature differences from the center to the ends of each heating chamber. This is possible thanks to state-of-the-art ceramic insulation, Kanthal (1200°C), SiC (1500°C) and MoSi2 (1800°C) heating elements. In addition, programmable digital controllers enables you to perform multiple steps of firing and sintering per your experimental scenario by setting ramp up & holding time. What’s a Tube Furnace? A tube furnace contains a central cylinder (the “tube”) surrounded by electrical heating elements connected to a controller. The tube and heating elements are all made of temperature-specific materials that provide the right balance of cost and longevity for the intended operating conditions. The horizontal, tubular chamber allows for exceptionally even heat distribution, rapid temperature adjustment, and complete atmospheric control. This is an ideal environment for small samples subject to high yet precise heating, even through multiple stages of treatment. Healthcare & Medical Applications of Tube Furnaces 3D printing is an emerging and potentially revolutionary technique for some types of implants. It allows for rapid prototyping, exceptional predictability, and minimal adjustment during surgery. But printed materials—often ceramic or metal powders—may remain brittle and porous unless sintered or annealed. Other materials need to be softened with heat treatment so that a surgeon can gently and safely adjust them during the implant procedure. All these cases require precise temperatures, of course, and often inert gases to prevent undesired reactions like oxidation. Tube furnaces are purpose-built to fulfill exactly these needs. They ensure even temperatures, total gas flow control, and programmability for safe, trustworthy thermal treatment. Tube Furnaces for 3D-Printed Healthcare Products Today, 3D printing is most widely used for implants or replacements of hard tissues, but its frontiers are continually expanding. Some of the most common uses include: Dental restorations and oral/maxillofacial implants Spinal implants Orthopaedic implants, including complex joints Surgical equipment and devices Models for training, research, and surgical planning These cases are well suited to tube furnaces, which offer extremely high operating temperatures (up to 1800°C) with uniformity of ±1°C. Our turn-key solutions also include gas flow controls, a vacuum pump, and chiller for consistent treatment at scale. In case of spinal implants made of titanium alloy powder, annealing is a mandatory step to refine and smooth the rough surface of the medical implants since they are initially produced by powder and it is performed around 800°C or so. During annealing, there is a high possibility that you suffer with oxidation which makes the surface of implants turn blackish unless the heat treatment process is perfectly done under non-oxidizing environment with inert gases filled and positively maintained inside tube. It is your task to find your own surface treatment protocol with trials and errors whether you like it or not. And our vacuum tube furnace turn-key system will mitigate your burden and greatly help you to find a perfect protocol without failure resulted from furnace’s poor configuration. Additional Tube Furnace Applications Some facilities use tube furnaces for entirely different purposes: not to create medical materials, but to break them down. For example, ashes and waste gases can reveal critical biological and material information. However, these tests are only useful insofar as they follow exacting time and temperature standards. To that end, a tube furnace is a popular and versatile choice for smaller samples. It offers precise control over multiple phases of heating, cooling, and atmospheric changes. All the above are programmable to ensure consistent, reproducible results. Why Use an SH Tube Furnace? We understand that your work affects human lives, regulatory standing, as well as the bottom line. There’s simply no room for ambiguous temperature or atmospheric control. Every SH tube furnace provides fully programmable temperature management, with rapid heating/cooling and high uniformity you can trust. We equip medical implant, 3DP, and analysis labs with: Programmable digital controller for one-, two-, or three-zone use (up to 1800°C ± 1°C) Up to four ball type gas flow meters, upgradeable to a digital mass flow controller and back pressure regulator Low-noise vacuum pump for peaceful, focused working conditions Optional recirculating chiller Several tube and hot-zone sizes to suit your facility We’re proud to offer Korea-built, USA-supported tube furnaces to today’s healthcare innovators. Please contact us today for detailed specifications or to request a custom quote. ### Masterbatch testing & analysis Super engineering plastics offer extraordinary performance, often on par with metals and more exotic materials. Compared to commodity plastics, these lightweight and customizable alternatives require a more complex and expensive manufacturing process. With significant production costs on the line—not to mention end-user safety—testing and quality control are of the utmost importance. Tests often include: Masterbatch and carrier residue analysis Dry ashing to measure content and purity Softening and ignition point verification Temperature-dependent mechanical analysis Heat aging and weathering to ascertain durability Off-gas analysis A muffle furnace is ideal for processes like ashing, which requires very high yet extremely precise and stable heat (potentially approaching 800°–900° C). This article will take a brief look at common testing protocols, then discuss the role of muffle furnaces in masterbatch/additive testing. Masterbatch testing & analysis Raw polymer seldom looks or performs the way a customer desires. From simple color changes to static control to life-saving flame retardance, a finished super engineering plastic generally includes multiple additives. It's not always desirable to work with raw additives. For instance, batch sizing and precision are common challenges. Conversely, pre-compounded polymers are a far simpler alternative, but potentially slow, costly, and inflexible. Masterbatches provide a middle ground. Neither wholly custom nor wholly pre-mixed, they enable rapid customization and testing while avoiding constraints on batch size or shelf life. However, masterbatches and final polymers both require careful analysis. Carrier materials may have undesired effects on the finished plastic, so it's important to quantify their contents and detect byproducts that may impair the finished product. ISO Testing Standards for Plastics ISO 3451 is a common standard for plastic ashing. It prescribes up to 200 minutes in a muffle furnace at either (600 ± 25)°, (750 ± 50)°, (850 ± 50)°, or (950 ± 50)° C.  Depending on the polymer or masterbatch at hand, technicians may use one of four methods under ISO 3451: Method A: burning (by flame or muffle furnace) followed by calcining a muffle furnace Method B: burning, sulfuric acid treatment, and finally heating Method C: sulfuric acid treatment, burning, and finally heating Method D: use of an automated instrument In any case, the main goal is to measure the amount of an additive or filler. Secondarily, the chemical composition of the ash can give further insight into the composition and behavior of, e.g., the masterbatch's carrier. While the allowable temperature variation is fairly high, most manufacturers prefer furnaces that maintain much narrower ranges. Pragmatically, rapid heating is also important for facilities that run frequent masterbatch tests. Muffle Furnace Use In Masterbatch/Additive Analysis Ash analysis from plastic combustion is typically conducted at temperatures under 900° C. Muffle furnaces can comfortably sustain this temperature range, all in a cost-effective form that's also versatile enough for a wide range of other thermal treatments. Muffle Furnace Use In Masterbatch/Additive Analysis Our current models have maximum temperatures from 1050° C (generally recommended for additive/masterbatch analysis) to 1900° C, with equally high stability throughout the range. Preheating time is approximately 40 minutes to a typical ashing temperature of 800° C.  SH Scientific Muffle Furnace Chamber Currently, capacities range from 3 L to 36L, so there's a cost-effective option for plastics manufacturers of all sizes. We generally recommend smaller models for ashing and similar procedures. These fit comfortably inside a fume hood, so technicians can manage noxious fumes with standard, existing equipment. SH Scientific Muffle Furnace Placed Inside of a Fume Hood For assays that require environmental control, we offer ball type gas flow meters and (for most models) a programmable digital controller. And when perfect inert-gas saturation is required, our proprietary vacuum muffle furnace design rivals the performance of tube furnaces—with far higher capacity for the dollar. Why SH Scientific? Like every SH device, our muffle furnaces are built in Korea and fulfilled and supported from the West Coast. Unlike most larger manufacturers, our low overhead lets us offer high performance at compelling prices. Yet unlike smaller equipment makers, we have the in-house design and manufacturing capabilities to offer essentially unlimited customization. For technical guidance, or to discuss your polymer/additive workflow requirements with a specialist, please contact us today. ### Why & When to Choose a Vacuum Furnace for Your Lab PDF  Why When to Choose a Vacuum Furnace for Your Lab Vacuum Muffle Furnace A vacuum muffle furnace can help you work more accurately and efficiently. By blending the strengths of muffle and tube furnaces, it processes more (or larger) samples with less space, time, and money. But how, exactly, does it differ from other standard lab furnaces? Vacuum Muffle vs. Vacuum Tube Furnaces Vacuum tube furnaces are the standard for many oxygen-free treatment scenarios. They can be extremely precise and energy-efficient. Most importantly, their lack of square edges avoids pockets of uneven gas distribution. However, tube furnaces are ill suited to bulkier samples. The tube’s diameter is the most obvious constraint. Its length may also require up to three hot zones to produce consistent internal temperatures. Large-diameter tubes with multiple hot zones are readily available—including in our own line. But even so, the proportions of a cylinder just aren’t conducive to larger samples. Muffle vs. Vacuum Muffle Furnaces Even modestly-sized muffle furnaces can hold samples measuring several inches in each direction. Additionally, they offer higher maximum temperatures and more internal capacity than tube furnaces at the same price point. However, this comes at the cost of inert gas dispersion. Without additional controls—more on those in a moment—inert gases tend to collect in pockets near the chamber’s edges and corners. Saturation is difficult and inconsistent, at best. What if there were a way to combine the inert-gas dispersion of a tube furnace with the accommodating chamber of a muffle furnace? That’s exactly what our vacuum muffle furnaces accomplish. As of writing, SH Scientific is the only manufacturer offering tube-like gas management in a muffle-style chamber. And here’s how we do it. What sets SH furnaces apart? Our line uses two key parts to solve the trade-off between efficient dimensions and precise gas dispersion. These are a mass flow controller (MFC) and back-pressure regulator (BPR). Typical ball-type flow meters are simple and proven, but they need to be calibrated to the specific inert gas in use. That can be impractical if you’re one of the many labs that use different gases for different processes. Instead, we’ve chosen a fully digital MFC that is pre-programmed to manage 98 gases with mL/minute precision. Handling gas input is one thing, but dispersing it evenly is another. To that end, we’ve added a back-pressure regulator and low-noise vacuum pump, which keep the chamber slightly but steadily above atmospheric pressure. This prevents oxygen penetration and achieves the gas distribution you’d normally expect from a tube furnace. Our vacuum muffle furnaces are available with a max temperature of either 1200°C or 1500°C and chambers from 1.5L to 31L. All combinations are equipped with vacuum and vent ports plus a dedicated gas inlet and outlet. For complete specs and options, please refer to our product pages. Who uses our vacuum muffle furnaces? Our vacuum muffle design is popular with facilities that need strict atmospheric control with larger volume, but don’t require a transparent chamber. Today, this include labs that: Make anode and cathode materials for secondary battery cells Perform vacuum or inert-gas sintering for materials R&D Soften, anneal, and age-harden Inconel 718 tubes for subsea or surface injection Fabricate medical devices by annealing alloy powders without oxidation Vacuum-braze and heat-treat steel for metallic parts production Soften, anneal, and age-harden Inconel 718 tubes for subsea or surface injection Scenarios like these are highly sensitive to oxidation, which rules out ordinary muffle furnaces. Yet they often require more or larger samples than a tube can accommodate. Customer Photos SH Scientific customers use MFC- and BPR-equipped vacuum muffle furnaces to process more samples in less time and with less equipment. If your own lab would benefit from higher throughput under strict atmospheric control, then we’d love to talk through options. Contact us directly to learn more about technical specs, further customizations, and our completely USA-based sales and support. ### Post "242nd Electrochemical Society Conference" Reflection In mid-October, we had the privilege of traveling to Atlanta for the 242nd Electrochemical Society Meeting. As a supplier of several battery laboratories, we were eager to see how today's most innovative teams use heat treatment in novel ways. As usual, the gathering did not disappoint, with researchers from several prominent universities providing a glimpse into the future of battery design—and into how cutting-edge labs are using SH Scientific tube furnaces to make real-world discoveries. Below are some of our highlights from this autumn's Meeting. Dongshin University (Korea) Colleagues from Korea's Dongshin University and battery manufacturer TDL presented research titled "Investigation of high-performance all-solid-state lithium-ion batteries based on high ionic conductivity Li7La3Zr2O12 solid electrolyte." Inside a battery, the cathodes and anodes are separated by an electrolyte. Today's lithium-ion electrolytes are liquid, so they carry a risk of overheating or overcharging, both of which rapidly expand the battery. This can lead to combustion or explosion. The research looked at the synthesis of a solid-state electrolyte called LLZO, notable for its high ionic conductivity (not to mention energy density and lifespan). The procedure was: Place Li2CO3 + La2O3 + ZrO2 in a ball mill for 12 hours at 250 rpm. 12 hours of drying at 100° C. 10 hours of calcination at 950° C. Recommended tube furnace: SH-FU-STG line (max 1200° C). A further 12 hours in a ball mill at 250 rpm. 3 minutes of pressing at 30 MPa. 6 hours of sintering at either 1100°, 1150°, or 1200° C in air. Recommending tube furnace: SH-FU-TH line (max 1500° C). In their analysis, the team found that sintering at a higher temperature (i.e., closer to 1200° C) resulted in larger particle size, better grain boundary formation, and lower impedance. In other words, hotter sintering (within the tested range) yielded superior LLZO. Indiana University–Purdue University (USA) Researchers from Indiana University and Purdue University presented "Fundamental Insights into the Effectiveness of Cathode Regeneration." A cathode has a limited lifespan. It becomes delithiated ("spent") over the course of many charge-discharge cycles, which leaves toxic metal and plastic waste while depleting valuable materials. Researchers like the Indiana–Purdue team are testing regeneration techniques to extend cathode lifespan and mitigate the environmental and financial impact of spent LI batteries. One of their most promising findings was a procedure they called "Relithiation of delithiated LCO (Lithium Cobalt Oxide)," as follows: Use chemically delithiated cathodes that replicate a spent battery. Apply a 4M LiOH solution for 20 hours at 200° C. Calcinate for 6 hours at 800° C. Recommended tube furnace: SH-FU-STG line (max 1200° C). While this relithiation technique couldn't repair "severe morphological changes," it did in fact restore battery performance at low to moderate charge rates. Technische Universität Darmstadt (Germany) German researchers probed a next-generation technology in their work, "Influence of Fe doping on the bifunctional activity of LaCoO3 for zinc air batteries." Lithium-ion batteries have proven not merely useful, but world-changing. Still, they leave a lot to be desired in terms of energy density, safety, cost, and resource dependency. Zinc–air batteries are poised to address those shortcomings through cheaper and more abundant materials, higher energy densities, and a stable electrolyte: water. The main challenge is the efficiency of the oxygen evolution reaction (OER) and oxygen reduction reaction (ORR), which are the core processes of a zinc–air battery. The German team synthesized LaCoO3 with different degrees of iron integration that were expected to affect OER and ORR efficiency. Synthesize LaFexCo1-xO3 perovskites using a sol–gel process. Do this for x values of 0, 0.2, 0.4, 0.6, 0.8, and 1.0. Calcinate for 6 hours at 1000° C in air. Recommended tube furnace: SH-FU-STG line (max 1200° C). The team found that different Fe to Co ratios did indeed show different OER and ORR activity. However, different catalysts exhibited peak activity: LaFe0.4C0.6O3 maximized the OER, whereas LaCO3 maximized the ORR. KAIST (Korea) Finally, a duo from the Korea Advanced Institute of Science & Technology presented their work, "Synthesis of Single-Atom and Dual-Atom Catalyst Using N-Defective C3N4." Single-atom catalysts (SACs) appear to allow higher discharge rates than current mass-produced battery technologies. However, it's thought that dual-atom catalysts (DACs) may provide even greater electrocatalytic performance than SACs. To test this, these researchers did the following: Pyrolyze for 4 hours at 550° C in air to synthesize the C@C3N4 support. Recommended tube furnace: SH-FU-STG line (max 1200° C). Heat for 1 hour at 200° in air to impregnate the support with the first metal. Heat for 1 hour at 300° C in N2 to introduce N-vacancy. Heat for 1 hour at 200° C in 10% H2/N2 to impregnate with the second metal. This research validated the potential of C3N4 with N-vacancies as a DAC support, and confirmed that it's possible to create N-vacancies using heat treatment with NaBH4 in a tube furnace. It's always valuable and satisfying to see how battery researchers put their tube furnaces and other equipment to use in furtherance of battery technology. The 242nd ECS Meeting was no exception, and we're eager to reconnect with the teams above, and dozens of others, at the next ECS event in 2023. Meanwhile, if your own lab is looking for a cost-effective way to scale up thermal treatment, then reach out to learn more about our extensive line—and surprisingly affordable customizations. ### Autoclaves and Textile Industry What you need to know: The textile industry desperately needs new recycling techniques to mitigate its environmental impact. Current methods are severely limited by fiber quality, condition, and sorting requirements. One novel technique hydrolyzes virtually any cellulosic fiber using sulfuric acid inside an autoclave. SH Scientific autoclaves may enable researchers to replicate this technique at a commercially viable scale. Increasing global prosperity in general, and fast fashion availability in particular, are driving unprecedented clothing and apparel sales. With them come high resource consumption, worrisome byproducts, and vast but inevitable waste. Textile recycling can mitigate these harms, but its role is more limited than popular understanding suggests. More efficient and commercially viable techniques will solve a pressing environmental need, and may hold enormous financial upside for whoever pioneers them. One such technique is sulfuric acid hydrolysis inside an autoclave. We'll look briefly at the fundamental challenges of recycling textiles, then walk through this novel approach. Why Is Textile Recycling So Difficult? Many garments are recyclable in principle but not in practice. Commercial-scale methods generally recycle entire fibers, or at least their polymer components, so the fibers must be sufficiently long and intact. That rules out many well-worn garments right off the bat. What's more, these methods generally work on only one type of fiber at a time. That raises complicated (therefore costly) logistical hurdles like sorting by fiber composition and removing hardware and fasteners. One promising alternative is to break fibers down into their components, e.g., cellulose into glucose. Fiber quality ceases to matter, since the end result is a liquid. Furthermore, all cellulosic fibers hydrolyze into the same monomers, so fabric separation is less painstaking. Cotton and modal, for instance, could theoretically be processed together. The resulting solution may be used to produce synthetic cellulosic fibers like rayon or viscose, or it may serve a multitude of other industrial purposes. While far from the ideal "closed loop" supply chain, this process may reduce landfill use and even make a dent in virgin cotton consumption. A Novel Process for Recycling Cotton Garments Cotton is notoriously difficult to hydrolyze, and all the more so when it's in the form of fabric. For instance, 55% sulfuric acid at room temperature has been shown to hydrolyze raw cotton fibers, but not finished textiles. However, researchers in Sweden have found a way to turn cotton textiles into a commercially useful glucose solution, using only sulfuric acid as a catalyst. The process involves two stages. The first is one hour of hydrolysis in a tepid sulfuric acid solution, yielding a gel. The second is to dilute the gel, heat it for one hour in an autoclave, and finally strain any residues out of the glucose solution. (Those residual solids aren't exactly recyclable, but may find reuse in industrial fuels, for instance.) The second step is highly sensitive to dilution and temperature levels. It delivered the highest glucose yield—around 70% of the initial mass—and the highest concentration around 100° C and modest dilution. Work remains to increase efficiency and recycle the sulfuric acid catalyst. Still, this research seems to represent an enormous step toward closing the loop of the textile industry. Choosing the Right Autoclave With only two steps and one catalyst, this simple and efficient process has immense commercial potential. Glucose yield proved sensitive to temperature, so commercial viability hinges on a consistent, repeatable, and easily scaled heating technique. The researchers' success with an autoclave bodes well for commercial processing. The SH Scientific autoclave line is a cost-effective way for textile researchers and even smaller commercial recyclers to equip their facilities. Several capacity options from 60 to 300 liters High precision via a digital PID controller, resulting in temperature uniformity of ± 1°C at 121°C. Confidently hands-off operation, thanks to safety features like pressure-sensing locks, pressure relief values, and heat shields. Cost-effective vertical design with a large door for easy loading. Getting Started With an SH Autoclave Some of today's key innovators in textile recycling choose SH Scientific for a simple reason: our research-grade autoclaves rival brands that cost several times more. Every SH device is made in Korea, fulfilled from California, and supported from Oregon. And with in-house design and engineering teams, we have the agility and the resources to offer customizations that the best-known brands can't accommodate. If your textiles lab needs higher-volume yet hands-off equipment, then contact our team to explore your options. ### Creating A Cleaner Future: A New Method For Cathode Recycling Batteries power every plausible vision of a green future. From electrifying consumer vehicles to capturing surpluses from renewables at the grid level, batteries are bound to replace numerous sources of toxic byproducts and particulate pollution. But batteries also raise environmental concerns of their own. Chief among these is wastage of cathode materials, which are destructive to obtain, destructive to leave behind, and difficult to recycle. The full ecological and financial impacts remain to be seen, as we're still at an early stage in the inexorable shift toward electric vehicles, to say nothing of industrial battery uses. Cutting-edge cathode recycling techniques are poised to assuage long-standing environmental concerns, alleviate growing financial pressures, and meet political objectives all at once. Cathode Recycling: New Needs & New Opportunities Non-Chinese rare earth sources are simultaneously necessary and scarce. This reality suggests a golden opportunity for cathode recycling technologies. Loose environmental regulations with even looser enforcement have helped to enable China's manufacturing-led growth. However, its deprioritization of sustainability is both a political bargaining chip and a catalyst for foreign firms to boost their ESG credentials by seeking alternatives to Chinese suppliers.  Furthermore, recent legislation has added a geopolitical dimension to these sustainability questions. The Inflation Reduction Act (IRA) mandates that the constituent materials of batteries—namely lithium, nickel, cobalt, manganese, and graphite—must be sourced from countries with a US free trade agreement by 2029. China, which currently refines about 80% of these materials, appears deliberately excluded. Closing the Loop of Cathode Materials One leader in this nascent space (and an SH Scientific customer) is Massachusetts-based Ascend Elements. Their team has pioneered a way to recycle cathode materials into new batteries, with higher recovery rates (up to 98%), lower greenhouse gas emissions (approximately 90% reduction), and lower processing costs than prevailing methods. Their method involves a combination of mechanical separation, chemical separation, and thermal treatment in a muffle furnace. Let's take a closer look at how this process works, according to publicly available materials. 1. Collect and prepare spent batteries Spent lithium-ion batteries reach the recycling facility. Technicians drain any remaining charge, then separate each battery into its plastic, packaging, and electronic components for recycling elsewhere. What remains is the actual battery material: the hard-to-obtain yet hard-to-recycle elements at the heart of sustainability concerns. 2. Shred battery material into black mass A shredding process pulverizes and homogenizes the battery material into a sand-like "black mass." The black mass contains the essential battery metals (plus graphite) in an easy-to-transport form, ready for further processing at another facility. 3. Chemically separate & purify constituents A chemical process extracts graphite from the black mass. The graphite is passed on to a separate process that renders it 99.9% pure and ready for use in new batteries. The remaining metal is further purified into an aqueous solution of concentrated lithium, cobalt. nickel, and manganese. 4. Refine the liquid's composition That leftover metal solution is a terrific starting point, but it's not sufficient as-is. Different battery applications require different proportions of each metal. For instance, EV and phone batteries differ not just in size, but in cathode composition. The most essential step—and the core of Ascend Elements' value—is something called direct precursor synthesis. Its details are closely guarded, but its result is new cathode active material (CAM) tailored to the battery specs at hand. This makes it possible to recycle outdated cathodes into the precursors to modern ones. 5. Dry the CAM in a furnace Finally, the new cathode material is dried in a muffle furnace and delivered to the customer. The drying process dictates the quality and usability of the recycled CAM, so there's vanishingly little room for error. Ascend Elements uses our own SH-FU-5MG 1200° C model to ensure even heating at a uniform temperature.  Why an SH Scientific Muffle Furnace? Like every battery researcher we've supplied, Ascend Elements succeeds because of painstaking precision and repeatability. What's more, they're a standout firm with no shortage of potential suppliers. So, why choose SH Scientific? We believe it boils down to two considerations. Exceptional value Our modest scale and end-to-end manufacturing control let us offer top-tier performance at compelling prices. We simply don't bear the bloat of a heavily-marketed multinational brand. Wide-open customization In-house design and engineering teams enable basically boundless customizations. From integrated vacuum pumps to quartz chambers to custom dimensions, the SH team can advise on and realize whatever your lab requires. ### Tube Furnace for Silicon Wafer Preparation PDF  Tube Furnace for Silicon Wafer Preparation Quick Summary The short version: SH Scientific’s tube furnaces for silicon wafer preparation provide the precise thermal and atmospheric control required for dry oxidation. Featuring multi-zone heating and automated sliding, these systems prevent wafer warping and ensure uniform oxide growth for semiconductor R&D. Thermal Precision: multi-zone hot zones and programmable controllers provide granular heat control and repeatable ramp rates Warping Prevention: optional automatic sliding mechanism ensures gradual, hands-off heat introduction to protect delicate wafers Streamlined Workflow: proprietary quick-opening end seals allow for fast loading and unloading without disassembling flanges Background: Semiconductor Export Controls In October 2022, the US Department of Commerce announced sweeping restrictions to limit China's access to the microchips that facilitate AI and supercomputing. Under these new export controls, American firms will need a license to sell certain chips and other components to the Chinese market. Moreover, foreign firms will need a similar license to use American equipment or software in the production of China-bound chips. The restrictions are intended to impede China's development of advanced military and surveillance technologies amid ongoing trade and geopolitical tensions between the two countries. Although China is rapidly expanding the scale and sophistication of domestic chip production, it remains dependent on foreign suppliers. For instance, today's most advanced semiconductors and their requisite machines come from Taiwan and the Netherlands, respectively.  Effects on US chip manufacturers are difficult to predict, especially in light of potential retaliatory measures. However, we expect large US firms to seek stateside alternatives as their Chinese buyers and suppliers become less accessible. Likewise, we anticipate that US semiconductor labs will expedite research, fueled by further capital investment. Cost-effective, high-performance lab equipment will be key to responding quickly to changing trade regulations and a more volatile global semiconductor market. Tube Furnaces & Silicon Wafer Preparation Silicon wafer production is, of course, a basic necessity for microchip R&D. In laboratory settings, one common technique is dry oxidation. It typically demands a quartz tube furnace for precise temperature and atmospheric control under very high heat. Wafer production begins with a uniquely defect-free silicon ingot known as a boule. In research settings, it's often 100 mm in diameter, although 300 mm is the standard for commercial production. The boule gets sliced into discs approximately 1 mm thick, each of which is extensively machined and polished to yield an immaculately finished wafer. The wafer now resembles its final form, but it's not a semiconductor yet. That requires the tightly controlled introduction of some impurities. In this case, high-temperature oxidation creates silicon dioxide—and that's where tube furnaces are indispensable. Wafer oxidation is a delicate process that requires painstakingly slow heating to a final temperature of 800°–1200° C. The upper end of that range is perhaps most often used, but the lower end yields thinner and more stable oxides. In addition, the technician needs to prevent premature oxidation by flushing the chamber with N2 before and while the wafers are brought up to temperature. Oxygen is introduced only once the furnace is sealed and the wafers have reached the target temperature. Tube Furnace Design Considerations Whatever the target temperature, it's critical to ramp up by as little as a few degrees per minute. More aggressive heating is liable to create a temperature differential that warps or cracks the wafer, rendering it useless.  Our tube furnaces mitigate this risk thanks to two key features: multiple hot zones and automatic sliding. With three zones of 200 mm in length, users can maximize throughput by setting a single temperature across 600 mm, or maximize ramp rate precision by setting a temperature gradient.  3-Zone Tube Furnace SH Scientific Tube Furnace In either case, the hot zones are managed by a programmable controller with up to 45 custom steps (optionally pre-programmed by an SH engineer, upon request). This allows for countless and perfectly repeatable combinations of heating rates and holding times. Regardless of the hot zone configuration, it's essential to heat the wafers slowly. Typically, the wafers rest on a carrier known as a boat. The boat, in turn, sits on an arm that a technician can slide slowly into the furnace. That is the primary technique to ensure gradual heating. Unfortunately, it's cumbersome for the technician (who must continually attend to the wafers while wearing a heavy, heat-resistant glove) and somewhat prone to variation. Upon request, SH tube furnaces are available with an automatic sliding mechanism for consistent, hands-off heat introduction. Combined with independent hot zone programming, this gives effectively unlimited control over every stage of heating. Each furnace also features proprietary end seals that unlock and open in just a couple steps. They make for quick, easy loading and unloading, unlike others that require disassembling the entire seal and flange. In fact, our end seals are a popular standalone upgrade among labs that have grown frustrated with sample insertion/removal with a non-SH furnace. Why Use an SH Scientific Tube Furnace? Our in-house engineering and production resources are dedicated to custom manufacturing for laboratories. Unlike larger furnace suppliers with prohibitive minimum order quantities (MOQs) and sky-high marketing expenses, our entire business is oriented around making custom requests surprisingly affordable. In fact, our most extensively customized tube furnaces are often similar in price to other manufacturers' base models. Common customizations for microchip labs Most laboratories prefer a three-hot-zone configuration with programmable digital controllers, for more granular heat control. In addition, automatic sliding is a valuable and reliable workflow improvement. Most significantly, the typical ingot size of 100 mm (for R&D purposes) calls for a tube diameter of 120 mm. But many facilities handle far larger ingots, at which point tube furnaces often become cost-prohibitive. Upon request, we can produce accessibly priced furnaces with custom tube diameters to accommodate wafers well over 300 mm. To the best of our knowledge, SH Scientific is the only manufacturer to offer three-zone tube furnaces with full customization. SH tube furnaces in the real world If you're curious how affordably you can ramp up silicon wafer preparation, then contact our USA sales office to request a custom quote. We're proud to supply dozens of US academic, research, and defense labs with reliable tube furnaces and other key equipment. SH Scientific customers include: Harvard University, Laboratory for Nanoscale Optics, John A. Paulson School Of Engineering & Applied Sciences Cornell University, Civil Environmental Engineering Stanford University, Electrical Engineering Department University of California, Riverside, Chemical & Environmental Engineering University of California, San Diego, Nano Engineering Idaho State University, Dept. of Biomedical & Pharmaceutical Sciences/Chemistry US Department of Agriculture, Forest Service, Forest Products Laboratory US Department of Agriculture, Western Regional Research Center National Institute of Standards and Technology, Materials Measurement Science Division   Tinker Air Force Base, Industrial Engineering Upper Trinity Regional Water District Arapahoe County Water & Wastewater Authority  Estuary Partnership, Habitat restoration & research University of Guelph, Department of Food Science Jacksonville University, Purchasing University of Cincinnati, Purchasing University of Texas at Austin, Electrical and Computer Engineering Illinois Institute of Technology, Civil Architectural & Environmental Engineering North Carolina Central University, Department of Mathematics and Physics Old Dominion University, College of Health Science Pennsylvania State University, Material Research Center Georgia Institute of Technology, Carbon Fiber Research Center West Valley-Mission Community College, Purchasing University of Illinois Chicago, Department of Kinesiology & Nutrition University of Arizona, Coit College of Pharmacy Stanford University, Ginzton Laboratory New York University Sandia National Laboratories, Advanced Materials Laboratory White Water West, Canada Colorado School of Mines, Nuclear Science & Engineering Center, Chemistry Department Ball State University, Environment Geology & Natural Resources University of Kentucky, Research & Education Center Oregon State University, Forest Ecosystems & Society Fralin Life Sciences Institute at Virginia Tech University of Nebraska–Lincoln University of Tennessee, Nuclear Engineering Northwestern University, Chemistry Edwards Air Force Base, Rocket & Propulsion Tech Center Montana Technological University, Mechanical Engineering Hydro-Quebec ### Autoclaves for Mushroom Growers An autoclave is the fastest, safest, and most efficient way to sterilize mushroom substrate or grain spawn.In this article, we’ll explain how this key piece of mycology lab equipment works, and help you determine whether it’s right for your own cultivation process. Background: How an Autoclave Works Autoclaves use pressurized steam to sterilize quickly and easily. They’re controlled programmatically, so there’s no need to supervise the device during its cycle. We all know that high temperatures kill microbes, and higher temperatures kill them even faster. And compared to dry heat, saturated steam does a better job of penetrating surfaces for thorough sterilization. But at atmospheric pressure—like the room you’re sitting in right now—steam is limited to roughly boiling temperature (100°C). By sealing steam inside an airtight chamber, we can simultaneously increase pressure and temperature. It’ll quickly reach about 15 psi and 121°C. At that point, steam sterilization is about 80% faster than at atmospheric pressure—and more thorough, too. Sterilization vs. Pasteurization Autoclaves are for sterilization. But pasteurization is a related concept, and you’ll often hear it in similar contexts. What, exactly, is the difference? Sterilization is the total elimination of microorganisms. It uses techniques like steam (as in an autoclave), chemicals, or even ultraviolet light, depending on the application. Pasteurization is best thought of as partial sterilization. The goal is to remove enough pathogens to render something safe and (more) shelf-stable, but not to eliminate every last microbe. It’s a standard part of food production, so steam or direct heat are the most common methods. Mushroom Pasteurization Pasteurization occurs as low as about 63°C, but often closer to 76°C to reduce time. This is far below boiling temperature, so it’s easily achieved at atmospheric pressure. That means autoclaves are overkill for pasteurization alone. Pasteurization doesn’t totally destroy all microbes. The few left behind are usually helpful ones, which results in faster growth. That’s a great method for small-scale or hobby growing. It’s simple, convenient, and may not even require any new equipment. Of course, there’s a catch. Once in a while, those few remaining microbes will cause trouble, especially with more nutrient-rich substrates. In other words, pasteurization allows for faster growth, but the price is a slightly higher risk of contamination. Mushroom Sterilization Sterilization brings (potentially) slower growth, but it practically eliminates the risk of contamination. Consequently, sterilization is popular among commercial growers whose business depends on consistent and replicable output. It’s also necessary for supplemented or naturally nutrient-rich substrates, which tend to hold pathogens that pasteurization can’t totally destroy. Moreover, it’s important to sterilize efficiently. That’s best done with pressurized steam, which there are two common ways to implement: pressure cookers and autoclave. Autoclave vs. Pressure Cooker for Mushrooms Both use a sealed lid to raise pressure and temperature above atmospheric limits.Most pressure cookers can sustain 121°C at 15 psi (like an autoclave), although details and precision vary by model. And that’s about where the similarity ends.First and foremost, pressure cookers typically max out around 8 liters in capacity. That’s plenty for home cooking, but only 1/8th the capacity of our smallest (60L) autoclave.In effect, a single autoclave replaces a fleet of pressure cookers. In doing so, you will: ● Control sterilization automatically—no more running from one pressure cooker to the next!● Save space and reduce utility bills with a single, high-efficiency device● Minimize contamination with trustworthy, hands-off, lab-grade equipment Mushroom growing is a slow and delicate process, so the stakes are high when it comes to disinfection. It’s frustrating and discouraging to lose time and money to contamination, and all the more so if your revenue depends on it. Why do mushroom growers and mycology supply stores choose SH Autoclaves? More efficient carrying capacity SH Scientific autoclaves can accommodate 2 baskets vertically, effectively doubling your sterilization productivity.For the SH-AC-150M 150-liter model (Ø510 x 740mm chamber), the max loads are: 120 lbs per run with 2.5-lb grain bags. This assumes up to 48 bags with two baskets per run. 128 lbs per run with 4-lb grain bags. This assumes up to 32 bags with two baskets per run. 128 lbs per run with 8-lb grain bags. This assumes up to 16 bags with two baskets per run. For the SH-AC-100M 100-liter model (Ø440 x 650mm chamber), the max load is 90 lbs per run with 3-lb grain bags. This assumes up to 30 bags with two baskets per run. You can run twice a day without hassle. Load Modestly & Evenly It’s tempting to fill your autoclave to the brim to minimize the number of cycles. However, that’s not a good practice. Overloaded autoclaves can’t sterilize things in the center as thoroughly as the rest. Keep a little space in the center, and aim for some “breathing room” between all items in the autoclave. That’s especially important for things like grain bags, which tend to sag or compress when stacked. Household items—like glass jars and ceramic mugs—make terrific spacers.​ Quicker turnaround time Sterilization time depends on the type and amount of grain you’re using. It’s generally a 1- to 2-hour process. Unlike a pressure cooker or other common tools, our lab-grade equipment ensures steady temperature and pressure the entire time.There’s no need for guesswork or assumptions, since how long you think it’s sterilizing is how long it’s actually sterilizing! Hands-off timer & auto-stop features Without precise timers and auto-stop functions, managing large-scale sterilization is chaos. You or your staff may find yourselves running from one pressure cooker to the next, scrambling to manage different batches, let alone keep tabs on other tasks and even safety priorities. But SH Scientific vertical autoclaves take this off your plate. We provide digital controllers, built directly into each device, for set-and-forget temperature and sterilization time management. Hassle-free installation & operation New equipment is no good if getting started means putting operations on hold.Our autoclaves are plug-and-play, literally, with no confusion or headaches.Note that the 60-liter model includes a standard plug, but its 100- and 150-liter siblings are hardwired. All models are 220V by default. Quick, convenient stock & support With a warehouse in California and sales office in Oregon, we ship quickly and can provide support during your hours. Two Quick Tips for Better Results If you’re upgrading from pressure cookers, or you’re new to mushroom growing in general, then two simple tips will help you get the most out of an SH autoclave from day one. Use Your Timer & Auto Shut-Off All SH Scientific autoclaves include a timer and automatic shut-off. We strongly recommend using these automatic features with every cycle. Not only are they simpler than manual oversight, but they make it easier to manage different sterilization cycles for different equipment, substrates, and grain spawn. Load Modestly & Evenly It’s tempting to fill your autoclave to the brim to minimize the number of cycles. However, that’s not a good practice. Overloaded autoclaves can’t sterilize things in the center as thoroughly as the rest. Keep a little space in the center, and aim for some “breathing room” between all items in the autoclave. That’s especially important for things like grain bags, which tend to sag or compress when stacked. Household items—like glass jars and ceramic mugs—make terrific spacers. Pricing & Customization Our standard autoclave configurations suit most mushroom growers without modification. However, several power and control customizations are possible. We encourage you to explore the line, or to contact us directly for technical inquiries or customization requests. ### Autoclave for Winery & Brewery SH Scientific autoclaves are a safe, efficient way to conduct in-house quality testing immediately before bottling and packaging. Your name on a bottle means a lot. It promises the intrigue of the first sip, the satisfaction of a meal with friends, the discovery of new terroirs and techniques. For customers, it's fun to entertain the romantic image of a carefree, sun-bronzed vintner stumbling into a serendipitous vintage of "bottled poetry." But what customers don't see is the painstaking work that transforms a harvest into the delight that your name evokes. In reality, your operation is modern, scientific, and beholden to standards and frameworks like HACCP, GMP, and ISO. This means regular testing, whether in house or with the help of an outside lab. Ideally, sterilization and testing happen shortly before bottling and packaging. This approach means no added contamination risk from testing and no waiting period for third-party lab results. But with outside testing services, a "just-in-time" approach isn't always possible, and the associated costs are hefty. In-house testing facilitates outgoing QC and significantly reduces costs. For instance, larger wineries may save tens of thousands of dollars annually just by conducting everyday assays internally. And with a 60 L autoclave from SH Scientific, sterilization won't be a bottleneck in your QA/QC efforts. Sterilization for In-House Microbiological Testing at Outgoing Quality Check Legitimate microbiological test results demand uncompromising sterilization. Without dedicated equipment, it's a struggle. For instance, many wineries use pressure cookers to sanitize glassware (like petri dishes) for microbiological tests. The principle is sound: any source of pressurized steam is a fast, penetrating sanitizer. But in practice, things get tricky. Even the largest pressure cookers fall short on capacity, so many wineries set up a "fleet" for faster turnaround. That, in turn, requires more monitoring. Time-strapped staff need to adjust the temperature during the cycle, continuously check the PSI, and carefully relieve pressure before opening…for each device. Perhaps that's manageable, but it's still not the whole story. Local codes and ordinances often dictate where pressure cookers can reside and how they need to be contained. For example, some jurisdictions require a protective wall to guard visitors from potential pressure cooker explosions! With all these labor and safety considerations, the savings of "inexpensive" pressure cookers seldom pencil out. Autoclaves for Wineries Food and beverage laboratories have long relied on autoclaves for trustworthy, hands-off sanitization. They're conceptually similar to a pressure cooker, but with much greater capacity and a bevy of safety features. For a production winery like yours, that's the key to sustainable internal testing. What autoclave does your winery need? The best autoclave for your winery comes down to: Cost-effective capacity Appropriate certification Automation & safety measures Let's take a quick look at each of these factors. Capacity A 60-liter autoclave is sufficient for the vast majority of wineries. It's large enough to hold two baskets (i.e., two layers of glassware) and avoids the wasted expense of surplus capacity.  While we offer autoclaves as large as 300 L, this is simply excessive for wine QA/QC purposes. If you're unsure about capacity, then feel free to contact our sales team to talk through your testing workflow. Certification Autoclaves come in two basic varieties. Medical-grade autoclaves are designed for continual use in a patient care setting, and they generally hold the gold standard of Underwriter Laboratories (UL) certification. Research-grade autoclaves are equally precise, but designed for intermittent use (as in a lab setting) and needn't hold UL certification. Medical-grade models carry an enormous premium: often more than twice the cost of a research-grade autoclave with similar capacity. That's easily justified for healthcare providers, for instance, but there's no practical benefit for wineries. All SH Scientific autoclaves are research-grade, and trusted by food and beverage facilities worldwide to deliver performance and precision…without eye-watering costs. Safety & automation When staff are stretched thin, it's critical to find a hands-off sterilization process. Unlike pressure cookers or other kitchen appliances, autoclaves are designed to run with next to no oversight. To that end, SH autoclaves include programmable cycles, pressure management and release valves, door locks, water level sensors, and even heat shields for safety and convenience. Wine testing standards & compliance Like many wineries, you probably participate in food safety and quality control programs like HACCP, GMP, and ISO. All of these emphasize microbiological stability (among other goals) to ensure a safe and consistent beverage. Testing is an ongoing obligation, which means either high recurring costs or a significant in-house workload. ISO certification ISO certification instills confidence that a laboratory gives reliable results by upholding international standards for equipment and protocols. As far as testing goes, the most relevant standard is ISO 17025. It's a technical certification that covers items like device calibration, testing methodologies, and documentation of results. As of publication, dozens of ISO 17025-certified labs in the US specialize in wine testing and microbial analysis. Some well-known examples include: ETS Laboratories Vinmetrica Lodi Wine Labs Foss Analytics CDR WineLab Virginia Tech University's Enology Services Lab This is not an exhaustive list of wine labs. Moreover, some especially large wineries may even offer third-party testing for outside samples. Your choice of lab—if any—comes down to balancing the convenience of outsourced testing with the cost-effectiveness of in-house analysis. HACCP plans The Hazard Analysis and Critical Control Points framework, or HACCP, is about identifying points of influence on food quality or safety, then applying systematic controls and tests. HACCP entails much more than lab work. In fact, an HACCP plan may span everything from the vineyard to the cellar, all of which encompass varied natural threats and extensive human intervention. Still, testing is a key control and analysis factor at every point. From assays like PCR to identify wild yeast strains, or culture plating for microbial analysis, sterile glassware is essential from start to finish. GMP components Good manufacturing practices (GMPs) are broad frameworks that touch on the entire winemaking process. GMPs usually comprise standards of hygiene, quality control and recall management, clear documentation and change tracking, staff training, and even investigation of consumer complaints. And, of course, laboratory quality. On that point, winemaking GMPs often recommend an ISO 17025-certified lab. However, specialized wine labs are as costly as they are capable. It's often more cost-effective to equip your own facility to handle routine testing for GMP purposes. Getting Started With Your SH Autoclave We make efficient, trustworthy, accessibly-priced autoclaves that help wineries uphold ISO, HACCP, and GMP standards. Every feature, from overall capacity down to the placement of handles, reflects decades of real-world feedback from food and beverage producers, analytical labs, and research facilities. All SH autoclaves are plug-and-play, so you're up and running with nothing more than an electrical connection—no plumbing work needed. And with a warehouse in California and sales and support in Oregon, we ship rapidly and offer support on your hours. Please contact us to learn more, confirm availability, or discuss technical needs in greater detail. ### Battery R&D Labs and Inflation Reduction Act What you need to know The Inflation Reduction Act passed on August 16th, 2022. It allocates $369 billion to clean energy and energy security. The Act's electric vehicle tax credits and clean energy production incentives should increase battery demand and R&D spending. After nearly two years of debate and negotiation, the Inflation Reduction Act (IRA) became law on August 16th, 2022. It implements landmark tax changes and spending programs, targeting a net federal deficit reduction of $300 billion over the course of a decade. Most of the Act's expenditures aim to cut carbon emissions (hence its "climate bill" moniker) and improve energy security, while alleviating the household cost burdens of energy and prescription drugs. Whether the bill can achieve its namesake goal of inflation rate reduction remains hotly debated. Many nonpartisan analysts, including the Congressional Budget Office, expect little to no impact in either direction. However, economists generally view deficit reduction (and consequently lower interest payments) as anti-inflationary. Given that we supply several battery research facilities, we're especially interested in the Act's clean energy provisions. The rest of this article will share our initial expectations around consumer demand, credits/subsidies, and overall impact on the battery market in particular. Battery Market Growth Projections By virtually all accounts, the lithium-ion (Li-ion) battery market was already on track for massive growth through 2030. Some market analysts place its current value as high as $42 billion globally, increasing to more than $182 billion by 2030—a 18% compound annual growth rate (CAGR). More optimistic estimates foresee a value of $193 billion by 2028, implying a 23% CAGR based on a value of $27 billion in 2020. Still others pin the electric vehicle battery market alone at $46 billion in 2021, and anticipate a staggering $560 billion value by 2030, implying a 32% CAGR.  Less discussed but potentially more disruptive is the solid-state battery market. Analysts foresee a CAGR of roughly 18% through 2030, catapulting its current value of $500 million to $3.4 billion. Arguably, the upside will be even greater if breakthroughs pave the way for solid-state technology in the already booming EV segment. We are engineers, not market researchers, so we don't endorse any particular forecast. Even so, all signs suggest that lithium-ion battery sales will multiply in value and in units over the next few years. The role of electric vehicle demand Electric vehicle (EV) sales have been and will remain a primary driver of battery demand. EV incentives have been common since 2009's stimulus legislation, and most locales offer a bevy of state and local programs on top of federal tax credits. Even without incentives, the market is poised to sail with the tailwind of existing demand, as would-be buyers look forward to supply chain normalization. Industrial vehicles and off-highway equipment are also shifting toward battery power. From forklifts to excavators, several models are already in or approaching production. At an estimated $4.5 billion in 2028, this market is a drop in the bucket of overall EV demand, and may lag the consumer EV market for both technical and financial reasons. The Inflation Reduction Act & the Battery Market Projections like the above were published long before the Inflation Reduction Act became law. In all likelihood, market growth and R&D upside have only increased. We expect the climate bill to lead to a) higher production requirements in at least the next few years and b) a long-term increase in battery R&D spending. Let's take a closer look at the most relevant provisions. Electric vehicle tax credits The Act includes tax credits of up to $7,500 per new electric vehicle and $4,000 per used one, depending on the buyer's income. Critically, starting in 2023, the legislation removes the current cap of 200,000 new vehicles per manufacturer. In theory, this offsets most of the approximately $10,000 premium for new EVs versus industry average prices. This could result in at least three scenarios: A larger pool of potential buyers, resulting in faster growth than the predictions mentioned earlier. Expedited purchases by the same underlying group of buyers who would otherwise have saved for another six or twelve months. Manufacturer price hikes in response to greater purchasing power, resulting in higher-than-expected revenue growth but middle-of-the-road unit growth. These scenarios aren't mutually exclusive, but all assume the auto lending market forestalls its brewing crisis, which lies outside the scope of the IRA. Other tax & investment incentives EV tax credits steal headlines, but the IRA also dedicates hefty amounts to several related programs: $20 billion in loans for "clean vehicle" production sites. $10 billion in investment tax credits for general "clean technology" manufacturing facilities. $2 billion for clean energy research at National Labs. All the above are poised to stimulate sales of standalone energy storage, a multitude of industrial products, and other battery-dependent goods in addition to consumer electric vehicles. In doing so, these general clean-energy incentives may open the door to outside capital for firms like many of our customers. How SH Scientific Equips Battery Innovators For battery researchers and manufacturers, the climate bill points toward larger addressable markets and therefore higher potential returns on R&D spending—not to mention sector-wide job growth. So, as a maker of lab equipment, how can we support your innovation in this burgeoning field? Tube furnaces From standard Li-ion battery cathodes to cutting-edge monolayer graphene, thermal treatment is essential to production and research. For instance, ceramic components may require sintering at temperatures approaching 2000°C with uniform heat throughout the chamber. And sensitive processes like chemical vapor deposition call for impeccable vacuum and inert gas control. Our tube furnaces deliver high performance and unrivaled value for delicate processes and high-stakes research. Vacuum muffle furnaces Consistent heat treatment at a large scale is an obstacle for almost all research labs. Most opt for a tube furnace for complete atmospheric control, but it comes at the cost of sample size. And standard muffle furnaces provide much more capacity per dollar, but their squared edges make inert gas saturation challenging. We're proud to have developed something that offers the best of both worlds. Our vacuum muffle furnace integrates a vacuum pump and inert gas management into the larger chamber of a muffle furnace, for highly consistent saturation with ample space for more and larger samples. A Trusted Supplier Since 1982 Every SH furnace provides fully programmable temperature control, with rapid heating/cooling and high uniformity you can trust. We’re proud to offer Korea-built, USA-supported equipment to today’s leaders in energy storage research. For technical information, OEM/ODM inquiries, or a custom quote, please contact us today. ### Vacuum Muffle Furnace with Quartz Chamber Quick Summary The short version: SH Scientific’s MGVQ series features the only vacuum muffle furnaces equipped with a quartz chamber. This design ensures absolute sample purity and precise atmospheric control, making it the ideal solution for battery research, calcination, and cleanroom-sensitive processes. Ultra-Pure Environment: eliminates ceramic dust contamination and extends heating element life Complete Gas Control: provides perfect inert gas saturation and vacuum to prevent oxidation Programmable Precision: offers automated cycles up to 1100°C with exceptional temperature uniformity Our MGVQ line of quartz chamber vacuum muffle furnaces provide a cleanroom right inside your furnace's chamber. This series brings comprehensive programmability and complete gas flow control—ideal for calcination, sintering, and annealing. What's more, the high-performance quartz interior delivers three distinct advantages: Ensures non-contaminating cleanroom conditions for delicate samples Extends the life of the heating elements Enhances temperature control for even more precise thermal treatment What’s a Vacuum Muffle Furnace? A muffle furnace contains a rectangular central chamber surrounded by electrical heating elements, which are generally connected to a programmable, digital controller. This space-efficient chamber design offers terrific capacity per dollar. But standard muffle furnaces have a problem: perfect inert gas saturation is elusive. Oxygen levels can remain stubbornly high near the corners, due to the non-crossing streamlines phenomenon. We've solved this problem by fitting a vacuum pump to our proven, benchtop muffle furnace design. This ensures complete atmospheric control without the space constraints of a tube furnace. Most muffle furnaces also have a ceramic interior, which incurs a small risk of contamination or, rarely, dust combustion. We offer a quartz interior for absolute sample purity: unlike ceramic, it's inherently free of any powdery surface or residue. In addition, quartz increases heating element lifespan in the presence of inert gases. Tube furnaces for battery research remain popular as well. They don't rival the space-efficiency of a muffle furnace, but they often make sense for extreme temperatures and/or very small treatment batches. The Role of Quartz-Chamber Vacuum Muffle Furnaces Cathodes & other secondary battery components Secondary batteries are light and long-lasting, so they're ubiquitous in everything from electric vehicles to phones and laptops. These days, most of them are rechargeable lithium-ion batteries, which comprise a cathode, anode, electrolyte, and separator. The cathode determines capacity and voltage, whereas the anode affects charging speed and life. These critical components are highly sensitive to oxidation, so they're most often processed in tube furnaces. But the battery market is expanding at breakneck speed, and tube furnaces don't always have enough capacity to keep up. This is a particular issue with cathode materials, which are key to meeting market demand for high-quality, energy-dense batteries. This critical component requires calcination at roughly 800°-1000° C, under a tightly controlled process that ensures absolute purity. Our quartz-chamber vacuum muffle furnace provides a reliably oxygen-free environment and an unreactive, non-contaminating surface. Based on customer feedback, we believe it is today's most efficient and cost-effective approach for producers of high-performance cathodes and other battery components. Novel battery designs The batteries of the future are solid-state. In fact, solid Li+ ceramic electrolytes are poised to solve many of today’s biggest challenges with energy storage, from fire hazard to longevity to energy density. But building the future requires novel techniques today. For instance, producing solid-state ceramics under 700°C may yield better control over lithium-oxide thin film structures. Eventually, liquid-based densification, vacuum processes, and grafting may even replace the classic (and much hotter) methods of sintering and calcination. These lower-temperature techniques promise better control over conductivity, which ultimately means safer and more efficient batteries. Of course, reliable ceramic electrolytes depend on the purity and structural integrity of their materials, so vacuum muffle furnaces are essential for R&D. And at SH Scientific, we’re proud to serve innovators in the design and manufacturing of low-cost solid-state batteries. So what role, exactly, do our vacuum muffle furnaces play? Thermal Treatment Overview Battery facilities often use vacuum muffle furnaces with quartz chambers for synthesis of materials, debinding, calcination, and drying. The process comprises three main steps: Pyrolysis Carbonization Graphitization Pyrolysis generally takes place between 200°C-400°C, but potentially up to 900°C. This stage forms a lot of off-gases, so the furnace must be ventilated to keep the chamber’s atmosphere pure. For pyrolysis, we recommended the quartz-chamber MGVQ series, with a maximum operating temperature of 1100°C. For carbonization or graphitization, please send us an inquiry about ultra-high-temperature alumina chambers. Sintering One common use is to prepare ceramic for use in electrodes and even solid electrolytes. The ceramic needs to reach an extremely dense state, which is generally achieved through sintering. Standard sintering techniques require high uniformity throughout the heating chamber. A vacuum muffle furnace is the most cost-effective way to provide this consistency, especially at the higher quantities of a production or large-scale research facility. Annealing Many traditional and solid state batteries contain specialized alloy components. These are subjected to thermal annealing, which removes irregularities that would jeopardize performance and/or safety. Oxidation and temperature fluctuation can undermine the annealing process, so many laboratories employ a programmable vacuum muffle furnace to ensure complete inert gas saturation. Monolayer Graphene via CVD Graphene is a relatively new material at the cutting edge of battery technology. It’s often produced through chemical vapor deposition, or CVD. This process involves heating a substrate before introducing a volatile metal gas, which decomposes and adheres to the substrate. A second gas—usually hydrogen—is introduced to react with the adhered molecules, forming a waste gas and leaving the metal atoms behind. Slowly, those remaining atoms accumulate into a usable graphene monolayer. Vacuum muffle furnaces can be especially effective for newer, low-temperature CVD techniques. The nature of the reaction (and the toxicity of its by-products) means gas flow and vacuum control are critical. Why Use an SH Vacuum Muffle Furnace? Battery R&D revolves around several delicate thermal treatments. Every SH furnace provides fully programmable temperature control, with rapid heating/cooling and high uniformity you can trust. We equip battery labs with: A quartz chamber to maximize sample purity and heating element longevity A programmable digital controller (up to 1100°C at +/-1°C uniformity) An optional digital mass flow controller for precise, responsive, and stable gas management across 98 inert gas presets, supported by a back pressure regulator to maintain positive pressure inside the chamber An available vacuum pump with throughput of up to 596 L/min (21 cfm) We’re proud to offer Korea-built, USA-supported vacuum muffle furnaces to today’s leaders in energy storage research. To discuss detailed specifications or request a custom quote, please contact us today. Download PDF ### Sliding Tube Furnaces For Rapid Heating & Cooling Tube furnaces provide terrific control over the heating ramp rate. Thanks to step programming, the heating process is precise and automated. However, control over cooling is far less granular. Most facilities use a few techniques that range from completely passive to more rapid, enhanced methods. Our sliding tube furnace implements two of these methods safely and simply, with no added equipment or increased contamination risk. Common cooling techniques The simplest approach is to move the sample out of the furnace and into a cool area. While that's simple and self-explanatory, it's not always safe or practical. Consequently, some furnaces have movable insulation panels that let heat escape while the sample remains in place. Other furnaces achieve more rapid cooling with forced ambient or chilled air. This grants more control over cooling speed, and may improve temperature uniformity during cooling. Finally, a water-cooled heat exchanger cools more rapidly yet, and can even maintain atmospheric control. However, the last two methods require additional equipment, configuration, and monitoring. For most applications, moving the sample and/or the insulation are the best balance of simplicity and efficiency. Why use a sliding tube furnace? Physically moving samples is often fraught with risks and complications. Movable insulation is arugably more user-friendly, but requires structural changes to the furnace itself. Our sliding tube furnace delivers the same results with fewer steps, no significant heat escape, and no added potential for contamination. Its sliding rail mount is one of the most robust ways to achieve two things: Abrupt heating, since the furnace can reach its operating temperature before it's positioned over the sample. This is a straightforward solution for samples that need to avoid gradual, stepped heating. Rapid, passive cooling via sudden exposure to ambient temperatures. The newly exposed tube cools quickly, then the sample follows suit, all without the contamination risk of external air. Standard specs & customization options The baseline specs of our sliding tube furnace are as follows: Max temperature: 1200℃ Temperature controller: programmable (FC-1000) Hot zone: 300mm Power: 220v, 1￠,9.5a Mass flow controller: MC-1EA Stainless steel pipe & connector Gas sealing mask: 1 set (50⌀) Quartz tube: outside 50⌀ (length 1500mm) Rail frame material: AL Vacuum pump: 1 set (oil mist trap) As with nearly all SH Scientific furnaces, our sliding tube models can be customized for your facility and workflow. Please contact our US sales office for general inquiries, technical details, or to discuss customization options. Why SH Scientific? With so many furnace brands now available, we're all the more appreciative that you're considering an SH model. Rather than cutting corners to offer tantalizingly low prices, we believe some things just aren't worth sacrificing. We personally oversee each step of design and manufacturing, so every SH customer can count on: Uncompromising safety Top-tier workmanship and components for a long, low-hassle lifespan Thoughtful, intuitive design rooted in real-world feedback, not hasty imitation Comprehensive documentation and personal support A transparent supply chain trusted by multinational ODM clients and leading US agencies and universities Whether it's to talk tech, vet our capabilities, or learn more about our line, we look forward to hearing from you. ### Cart Furnace PDF   Cart Furnace Introducing the SH Scientific Cart Furnace: Thermal Treatment at Scale Muffle furnaces are versatile and effective, but their limited capacity is often a bottleneck. Our cart furnace enables more efficient thermal treatment of large samples and bulk quantities. Extremely large capacity of 1,175 liters or more Up to 1600°C max operating temperature Programmable digital controller Powder-coated steel case and frame Ceramic interior with 45 kW Kanthal® or other high-temperature heating elements Internal dimensions of 750 mm (w) x 1650 mm (d) x 950 mm (h) or larger External dimensions of 1660 mm (w) x 4200 mm (d) x 1954 mm (h) or larger Cart Furnace for Industrial Uses How Are Our Cart Furnaces Used? Cart furnaces make sense when a muffle furnace is technically appropriate but lacks capacity. They're optimal for large-scale heat treatment, most often in applications like: Battery R&D Stay competitive in this rapidly expanding market with uncompromising sintering, annealing, and even chemical vapor deposition. Ceramic debinding & sintering Remove binders at 200°C to 550°C and seamless transition into sintering at higher temperatures. Release agent removal Quickly and efficiently remove release agents such as waxes, fatty esters, silicones, and metallic soaps from your molds. If your facility is responsible for cleaning numerous molds of different sizes, our cart furnace will bring dramatic time and labor savings. Bulk pyrolysis Save time and space while processing larger samples for biomass decomposition and other forms of bulk pyrolysis. Why SH Scientific? Like our entire line, every cart furnace is built in South Korea and supported from our US sales office. They're already indispensable to many of our industrial customers overseas, so we're proud to introduce an option for the North American market. Does your facility have more unique needs? Inquire about our ODM/OEM services, in-house R&D, and custom manufacturing capabilities. Download PDF ### How To Sterilize Growth Media The Easy Way SH Scientific empowers specialty growers to scale their operations, achieve more consistent quality, and free up time. Too often, growing on a budget means babysitting DIY sterilizers or tending to a fleet of rice cookers.  These things do work…at least more often than not. But what they save in dollars, they cost in hours. At some point, sterilization becomes a whole other job of its own, consuming time that's better spent conducting research or running the business. So, consider this: How would quality and productivity improve if you could sterilize more growth media, in less time, while staying completely hands-off? Could that mean… Fewer devices to make space for? Fewer sterilizing cycles to plan each day around? No DIY equipment to micromanage? Full confidence that every media bottle is truly sterile? With our research-grade autoclaves, you can adopt the same automated sterilization process trusted by commercial and research growers worldwide. Why do growers prefer autoclaves? Agar is a practical, hygienic medium for growing plants in controlled environments. It can be sterilized to prevent the introduction of diseases. And germinating with agar can provide quicker growth than soil-starting. Consequently, it's a standard choice for nurseries, plant growers, entomologists, and botanists. But this all assumes proper sterilization in the first place. And with the small, home-grade sterilizers that many growers rely on, that means endless cycles with endless details to track. Is the pressure adequate…but not too high? Has it reached sterilization temperature? Is it getting too hot? Is someone watching the timer? Did we even start the timer? Is it safe to open yet? This stuff isn't rocket science, but it all takes time. The same time that could go to any number of other priorities. SH Scientific autoclaves sterilize several times more growth media in a single, automated cycle. It’s a literally set-and-forget process: Fill the chamber with 2 to 3 gallons of distilled water. Use the digital controller to select a cycle. Let it run quietly as you attend to other tasks. Wait for the automatic, pressure-sensitive door lock to release itself. We understand the importance of getting up and running, not fiddling with new equipment, so the ease of use starts from day one. All autoclaves arrive assembled, and require nothing more than an outlet. No perplexing instructions No plumbing hook-ups No sitting on hold with overseas support No waiting to get started Which Model is Right For You? We offer a few capacities to suit different workflows and budgets. All offer the same "plug-and-play" experience and are designed to operate at 20 psi and 121° C. Many growers prefer the 100L & 150 L model, which holds two large baskets of autoclavable glass bottles or polypropylene containers. It has enough capacity to keep larger producers running smoothly, and may also be cost-effective for smaller outfits who anticipate scaling up. Another popular starting point is our lower-priced 60 L option, with the capacity for two medium baskets of media bottles. Thanks to wide and deep pressure chambers, these have roughly 3-7 times the capacity of the largest pressure cookers, letting you sterilize the same amount of growth media in far fewer cycles. Model nameSH-AC-60M (60L)SH-AC-100M (100L)SH-AC-150M (150L)Chamber size350⌀ x 630mm13.8 x 24.8"440⌀ x 650mm17.3 x 25.6"510⌀ x 740mm20.0 x 29.0"Basket size330⌀ x 265mm13.0 x 10.4"425⌀ x 265mm16.7 x 10.4"475⌀ x 280mm18.7 x 11.0"Autoclave Capacity by Model Small and large bottles and containers are all suitable, as long as they are autoclavable. Below are the most common types that are suitable for autoclave use. Autoclavable Bottles from Amazon.com MaterialBorosilicate GlassPolypropyleneHD PolyethyleneMax Temp130C130C120CMicrowavableYesYesNoAutoclavableYesYesNoAutoclavable Containers Chart Getting started with SH Scientific SH autoclaves offer trustworthy, efficient sterilization for growers of all sizes. Whether you're expanding a successful business or just getting started, our Korea-built and US-supported equipment will offer years of no-fuss service. Contact us to learn more, discuss customizations, or get expert help choosing the right model for your needs. Download PDF ### Vacuum Muffle Furnace for Biomass Decomposition Quick Summary The short version: SH Scientific’s vacuum muffle furnaces are specialized for biomass pyrolysis and decomposition. They provide an oxygen-free, high-temperature environment (up to 1200°C) to safely convert organic matter into biochar and syngas without oxidation. Atmospheric Control: Vacuum-tight chamber with gas ports for precise inert processing. Corrosion Resistant: Built to withstand corrosive volatiles released during thermal decomposition. Turn-key Setup: Integrated vacuum pump and PID controller for immediate "plug-and-play" use. Our vacuum muffle furnace gives biomass decomposition researchers a more space-efficient alternative to tube furnaces. Tube chambers excel at inert gas management, making them a standard choice for pyrolysis work. But they have one significant drawback: extremely limited chamber size. Cylindrical chambers are challenging with large or bulky samples. That means more cycles, more energy use, and more opportunities for error. Our customers simply needed more capacity for biomass pyrolysis, but without the staggering cost or energy consumption of the largest tube furnaces. Based on feedback from real-world labs, including USDA facilities, we developed one of the only vacuum muffle furnaces on the market. The SH Scientific Vacuum Muffle Furnace Standard muffle furnaces aren't suitable when oxidation is a concern. They make great use of space, but struggle with inert gas saturation. Since streamlines don't cross, there's no way to fully saturate near corners at atmospheric pressure. Our vacuum muffle furnace overcomes this limitation thanks to a vacuum pump, mass flow controller, and back pressure regulator. The result is full saturation, with all the capacity and flexibility of a muffle chamber. This enables: Essentially oxygen-free environments for biomass pyrolysis Precise temperature control for optimal yield (e.g., of bio-oils) Fewer cycles compared to standard tube furnaces Multiple environments or stages of gas saturation All the programmability and precision of our trusted, standard muffle furnaces Our line includes maximum temperatures of 1200° C or 1500° C and volumes from 1.5 L to 31 L. These are appropriate for most of our customers' sites and use cases, but we can modify virtually any specification to meet unique needs. Vacuum Muffle Furnace Customization As a manufacturer, we have the engineers and equipment to customize your vacuum muffle furnace. We're also small enough to do this at a more compelling price—even for a single unit—than huge, multinational firms can offer. For instance, the USDA contacted us in need of a voluminous 137 L furnace. (For comparison, our largest stock furnace measures 31 L.) The team also required an integrated cold trap bath to protect the vacuum pump and to keep any oil vapors out of the chamber. Our team designed and delivered this highly customized furnace which now enables cutting-edge research on biomass yields and byproducts. The Role of Furnaces in Pyrolysis Controlled pyrolysis is a standard means of decomposing waste and residual biomass into energy sources. This process, by definition, requires an environment devoid of oxygen. It also requires precise and consistent temperature control, since heating parameters determine the actual yields of oil, char, and gases. Our vacuum muffle furnaces deliver this through three technologies: A digital mass flow controller is the most precise, responsive, and stable way to control the flow of inert gases. A back pressure regulator maintains positive pressure inside the chamber to prevent oxygen ingress. Optionally (but highly recommended), a condenser/cold trap bath operates at ~40° C to capture moisture and solvents that may otherwise contaminate the vacuum pump. Building the Future of Bioenergy We're honored to supply bioenergy innovators with a range of Korea-made, USA-supported furnaces. Customers trust our intuitive and reliable equipment for repeatable results, a straightforward user experience, and unmatched value. If you're looking to equip or upgrade your facility, then please reach out to discuss your needs and learn more about our purchase and customization processes. ### 2023 Autoclave Comparison The best vertical autoclaves sterilize everything from labware to growing media and mushroom grains rapidly, dependably, and without oversight. More specifically, research-grade autoclaves are often used for materials like: Laboratory supplies Flasks Bottles Waste materials Food culturing supplies and substrates Beverage containers Well-designed models generate pressures above 0.100 MPa (equal to 15psi), maintain uniform temperatures, offer robust safety features, and are straightforward to set up or reposition. A vertical (top-loading) design is easy to load with common lab equipment, and it's often the most cost-effective configuration. Pricing depends mostly on capacity and max pressure, but also reflects the cost of UL certification or other expensive standards that many facilities don't require. Comparing the Leading Vertical Autoclaves Dozens of brands are available today, from obscure and often white-labeled products to (relatively) household names. We'll focus on the latter, which include Yamato, Priorclave, and Tuttnauer. SH Scientific not only stacks up favorably, but does so at a fraction of the cost. Below, we've compiled key specs from each brand's public information. Autoclave Comparison Chart by Manufacturer SH Scientific vs. Yamato Autoclaves If you require a medical-grade autoclave, then Yamato is an outstanding choice. Their vertical autoclaves are capable of higher pressure and temperature than the SH Scientific line, which generally allows for shorter cycles. There's no denying Yamato's stellar reputation and quality, but medical-grade equipment comes at significantly higher prices. At nearly 7 times the cost of a similar SH autoclave, it's a major stretch (with little marginal benefit) for most labs. SH vs. Priorclave & Tuttnauer Priorclave and Tuttnauer are respected brands that sell reliable, refined vertical autoclaves. Like the SH Scientific line, these are excellent research equipment but are not medical-grade. The difference in performance specs is small. Priorclave and Tuttnauer exceed SH's max pressure and temperature by just 2-4° C and at most 0.06 MPa, respectively. Yet, as with Yamato, these marginal differences cost several times more. As we'll see below, our autoclaves match their safety features and quality control at a far more compelling value. In other words, our performance and build quality rival those of UL-certified autoclaves. But instead of seeking formal certifications, we pass along the considerable savings to labs like yours. In short, if your facility doesn't demand specific certifications, then no autoclave on the market offers better performance or reliability for your budget. Key Safety Features in SH Autoclaves Thoughtful, intuitive, and effective safety features are hallmarks of all the best vertical autoclaves. Drawing on industry standards, extensive testing, and decades of customer feedback, we've designed our equipment to eliminate the chance of mishaps (when used as instructed) and give you peace of mind. Extensive quality control We run every single autoclave through a rigorous quality control process. No unit leaves our premises until we've verified its safety features, temperature stability, and every other facet of operation. Pressure-sensing door lock Our doors automatically lock when the chamber is pressurized. That's a standard feature that prevents serious injuries (not to mention damaged equipment) if someone were to open it prematurely. Easy-grip door with heat-resistant cover Burned hands are too often a reality of working with autoclaves. We added a plastic heat shield to separate users' hands from the hot steel, greatly reducing the chance of a burn when working quickly. What's more, we use an ergonomically rounded locking wheel to help staff open and close the door with minimal effort. Digital temperature control Our PID controllers provide responsive temperature management through a simple, digital interface. Water level monitoring Each autoclave includes a low water level sensor to help you avoid the risk of dry-heating the equipment. Auto-stop & auto-resume functions SH autoclaves allow custom cycle times up to 99 hrs 59 min, in one-minute increments. There's no need to watch the clock, since heating stops automatically at the end of the cycle, and the device enters its cool-down and depressurization phase. Additionally, in the event of a power interruption, SH autoclaves automatically resume their cycle from exactly where they left off. The Right Vertical Autoclave for Your Facility SH Scientific autoclaves are trusted by high school biology labs, college & university chemical and environmental engineering labs, research and production labs throughout North America and Asia. Our standard autoclave configurations suit most facilities without modification. However, several power and control customizations are possible. We encourage you to explore the line, or to contact us directly for technical inquiries or customization requests. ### Smart Autoclave 300M We asked. You answered. We built. Scores of customers running thousands of cycles have made one thing clear. It's time for a larger, more productive autoclave! The brand-new Smart Autoclave 300M offers the same ease and efficiency as the rest of our line, but with an ample 300-liter/79.25-gallon capacity. That's twice the volume of its next-largest sibling. From bustling medical labs slammed with equipment requests, to mushroom cultivators tired of babysitting rows of pressure cookers, the 300M means more volume per cycle and less time spent sterilizing. Some other autoclaves struggle with temperature uniformity in these larger volumes. We've spec'd a digital PID controller and three heaters for the same, steady control you expect from SH Scientific.  We've also added some features that make this model not only our largest, but also our most user-friendly. An all-new manual steam release valve for fast and safe cooling. This allows for a quick, controlled release of steam that accelerates cooling (and spares your team from standing by in the hot, sticky air). Mushroom cultivators, in particular, will appreciate the ability to cool faster without rupturing bags due to abrupt pressure changes. The display can now show temperature in °F and pressure in both psig and bar to save you the trouble of converting on the fly. An emergency stop switch for immediate shut-off. This is an additional safeguard on top of existing features like water-level sensors, an excess pressure relief valve, over-temperature protection, and an electric leakage circuit breaker. Getting started with the SH 300M Smart Autoclave The 300M arrives ready to use right out of the box. No wasted time, no safety hazards from human error during assembly, and no utilities hook-ups. Once it's unpacked and plugged in, operation is set-and-forget. Fill the water reservoir and load your materials into the chamber. Use the digital controller to enter sterilization temperature and time. Step away and let the automated cycle run. No need to stand in the steamy heat and monitor pressure! When the cycle completes, manually release steam to expedite cooling (if desired), then unload your materials once cooled. The 300M's documentation will walk you through some finer points, and our US-based support team can help you get the most out of your autoclave. What else is new with the 300M? 300L chamber measuring 637mm (25.1") in diameter x 952mm (37.5") in height Fully automated operation Large 20" (500mm) door for convenient front loading/unloading Even safer double housing comprising a stainless steel internal chamber and aluminum frame & stainless steel external case Manual steam release control for faster cooling without harmful pressure changes Over-pressure protection safety valve that kicks in at 29 psig (2.0 bar) Four high-quality casters (two with brakes) for easy set-up and relocation High-accuracy digital PID controller No water supply connection needed No drainage connection needed "Plug-and-play" design saves time and eliminates risk of potentially fatal explosion from human error Autoclave Test Data Chart Industry Mushroom cultivation Academic labs Bioengineering, biopharmaceutical & bioprocessing Cannery, brewery, winery & distillery Engineering & testing labs Pathology & clinic Food processing 300L Smart Autoclave Reach out today SH Scientific autoclaves are trusted by labs and food and beverage producers throughout North America and Asia. And with the capacious new 300M, we can help more facilities become more productive than ever before. To prepare your order, or to request more technical information on the 300M or our other offerings, our sales office is here to help. ### High Vacuum Tube Furnace Modern heat treatment processes often require a vacuum environment. Vacuum metallurgy, annealing, crystal growing, soldering, and brazing—to name just a few—all benefit from a sealed chamber with essentially no O2. Several O2 evacuation techniques are commonly used for different heating methods and oxidation tolerances. However, a vacuum tube furnace provides the purest possible gas environment for highly sensitive or oxidation-prone samples. Vacuum range & pump requirements Three vacuum levels are widely used in laboratory heat treatment. Rough vacuums, which range from just below atmospheric pressure down to 1 mbar, though a rotary vane pump. Medium vacuums of 1 to 10-3 mbar, through a two-stage rotary vane pump. As their name suggests, these pumps use a pair of rotary mechanisms. The outlet of the first is the input of the second, which increases the potential vacuum pressure by orders of magnitude. High vacuums of 10-3 to 10-7 mbar, through a two-stage rotary vane pump and a turbomolecular or diffusion pump. The former acts as a "pre-vacuum" for the latter. (Pressures below 10-7 mbar are achievable, but seldom necessary for heat treatment.) Please note that dry scroll and turbomolecular pumps are available as alternatives to rotary vane and diffusion pumps. We strongly recommend this option for scenarios like semiconductor fabrication, which cannot risk any degree of oil contamination. https://youtu.be/_0HE73tnlJ4 Using the SH Scientific high vacuum system Our standard high vacuum system comprises a diffusion pump and a 312 L/min dual stage rotary vane pump capable of 10-6 torr. This standalone system is relatively simple to connect to any existing vacuum chamber. One common application is titanium annealing, for which we've already equipped a university's mechanical engineering department as well as a medical implants manufacturer.Below, you'll find a summary of our in-house simulations under various conditions. Chamber type Chamber size Vacuum level & time Tested equipment Round quartz tube 7.8L, 100 diameter x 1000mm long 0.00005 torr, 5-7 minutes Tube furnace SH-CVD-100TG300 Square stainless box 27L, 300 x 300 x 300mm 0.0005 torr, 2-3 minutes Vacuum oven SH-VDO-30NG Square stainless box 216L, 600 x 600 x 600mm 0.0005 torr, 20-25 minutes Vacuum oven SH-VDO-216NG Selecting a high vacuum tube furnace Three of our tube furnaces offerings are available with a high vacuum system. Below, you'll find a quick guide to these options and their most common uses. SH-FU-STG/LTG series (max temperature: 1200° C) This series uses a Kanthal® A-1 heating element, which is made of a ferritic iron-chromium-aluminum alloy (FeCrAl) known for high resistivity and very good oxidation resistance. The alloy is intended for use at temperatures up to 1400°C (2550°F). Common applications of the SH-FU-STG/LTG series include: Removing polymeric binder (debinding) Sintering Densification Silicone annealing Methane pyrolysis Aging of gasoline and diesel catalyst samples Heteroepitaxial growth of thin films on small substrates Growth of silicon-based nanostructures (3-zone tube furnace) SH-FU-TH (max temperature: 1500° C) & SH-FU-TS series (max temperature: 1800° C) These higher-temperature furnaces use silicon carbide and molybdenum disilicide electric heating elements, respectively. Their maximum element temperatures are 1625° C (SiC) and 1850° C (MoSi2). Common uses for both series include: Calibration of temperature sensors (thermocouples) Melting Fabrication of metal molding devices (MIM) Soldering and brazing of electronic components Deposition of anti-oxidizing coatings on refractory metals Coating tests Hot corrosion tests with salt For further options, technical inquiries, or potential customizations, please reach out to our US sales office. ## Pages ### Rotary Furnace Applications & Industries Batch Powder Processing Rotary Furnace Systems by Application and Industry Choose a batch rotary tube furnace when powders need continuous movement through a controlled thermal cycle. Rotation improves heat exposure, gas-to-solid contact, mixing, and repeatability while keeping loading and discharge batch-based. Browse rotary furnaces Request a consultation Navigation distinction Rotary Furnace in the main navigation means batch rotary tube furnaces for powder processing. Rotary Kiln is a separate product family for continuous feed and discharge. Compare stationary tube furnaces Applications Industries Product pathways Resources FAQ Start with the process Choose by application Match the furnace motion, atmosphere, temperature profile, and hot-zone geometry to what the material must do during heating. Powder calcinationPromote uniform decomposition, phase conversion, and gas release while reducing local overheating and caking.Good fit: Battery powders, catalysts, carbon, and ceramic precursorsReduction and gas-solid reactionsKeep particles moving through hydrogen, syngas, inert gas, or other controlled atmospheres for repeatable reaction exposure.Good fit: Metal oxides, red mud, ores, and recycled feedstocksSintering and thermal treatmentApply controlled heating profiles to free-flowing powders that benefit from tumbling and even residence in the hot zone.Good fit: Ceramics, minerals, specialty chemicals, and advanced materialsCoating, activation, and carbonizationImprove particle-to-particle movement and gas contact during coating development, activation, pyrolysis, and carbon processing.Good fit: Catalyst supports, carbon materials, and functional powders Start with the market Choose by industry Use these industry routes to narrow the system architecture before reviewing temperatures, tube materials, gas handling, and controls. Battery and energy materialsCathode and anode precursor calcination, conductive carbon treatment, and next-generation powder development.Catalysts and specialty chemicalsCalcination, activation, drying, and controlled-atmosphere treatment of catalyst and chemical powders.Mining, metallurgy, and recyclingLab-scale reduction and upgrading studies for ores, oxides, bauxite residue, and recovered materials.Ceramics and advanced materialsRepeatable thermal processing for ceramic powders, technical minerals, and research-grade formulations.Carbon and environmental materialsCarbonization, activation, and circular-economy research involving biomass, carbon, and waste-derived powders.Universities and R&D labsFlexible batch processing for screening recipes, comparing atmospheres, and generating scale-up data. Narrow the configuration Recommended product pathways Single-zone rotary furnacesA focused hot zone for straightforward batch recipes and compact research workflows.Explore this pathway3-zone rotary furnacesIndependent zones for longer uniform regions, staged profiles, and tighter control across the process tube.Explore this pathwayContinuous rotary kilnsNeed metered feed and continuous discharge? Use the separate Rotary Kiln product family.Explore this pathway Technical proof and planning Articles, guides, and downloadable resources Article Rotary Furnace for Powder Calcination PDF Rotary Furnace for Powder Calcination Article Rotary Tube Furnaces for Red Mud Reduction Studies PDF Red Mud Reduction Rotary Tube Furnaces Selection questions Frequently asked questions How is a rotary furnace different from a stationary tube furnace? A rotary furnace turns the process tube so powder tumbles through the heated zone. A stationary tube furnace keeps the sample fixed and is often preferred for boats, wafers, substrates, or processes where movement is undesirable. Is this the same as a rotary kiln? No. The Rotary Furnace product family shown here is batch-based. Lab-scale Rotary Kilns are listed separately because they support continuous or semi-continuous feeding and collection. When should I choose a 3-zone system? Choose three zones when the process needs a longer uniform region, staged temperatures, or more control over gradients along the process tube. Can the atmosphere be controlled? Yes. Configurations can support inert gas, reactive gas, vacuum, or controlled flow depending on the material, process temperature, and safety requirements. Can SH Scientific customize a rotary furnace? Yes. Tube dimensions, zone layout, rotation, gas handling, controls, and material containment can be configured around the application. Engineer-led selection Tell us what you are processing Share your material, batch size, target temperature, atmosphere, and desired throughput. Our technical team will recommend a standard configuration or identify where customization is useful. Application and material review Temperature, tube, and atmosphere guidance Standard and custom configuration options Name(Required) First Last Email(Required) Phone(Required)CompanyAddress Street Address Address Line 2 City State / Province / Region ZIP / Postal Code AfghanistanAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBonaire, Sint Eustatius and SabaBosnia and HerzegovinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBrunei DarussalamBulgariaBurkina FasoBurundiCabo VerdeCambodiaCameroonCanadaCayman IslandsCentral African RepublicChadChileChinaChristmas IslandCocos IslandsColombiaComorosCongoCongo, Democratic Republic of theCook IslandsCosta RicaCroatiaCubaCuraçaoCyprusCzechiaCôte d'IvoireDenmarkDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEswatiniEthiopiaFalkland IslandsFaroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern TerritoriesGabonGambiaGeorgiaGermanyGhanaGibraltarGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-BissauGuyanaHaitiHeard Island and McDonald IslandsHoly SeeHondurasHong KongHungaryIcelandIndiaIndonesiaIranIraqIrelandIsle of ManIsraelItalyJamaicaJapanJerseyJordanKazakhstanKenyaKiribatiKorea, Democratic People's Republic ofKorea, Republic ofKuwaitKyrgyzstanLao People's Democratic RepublicLatviaLebanonLesothoLiberiaLibyaLiechtensteinLithuaniaLuxembourgMacaoMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMoldovaMonacoMongoliaMontenegroMontserratMoroccoMozambiqueMyanmarNamibiaNauruNepalNetherlandsNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorth MacedoniaNorthern Mariana IslandsNorwayOmanPakistanPalauPalestine, State ofPanamaPapua New GuineaParaguayPeruPhilippinesPitcairnPolandPortugalPuerto RicoQatarRomaniaRussian FederationRwandaRéunionSaint BarthélemySaint Helena, Ascension and Tristan da CunhaSaint Kitts and NevisSaint LuciaSaint MartinSaint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSint MaartenSlovakiaSloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia and the South Sandwich IslandsSouth SudanSpainSri LankaSudanSurinameSvalbard and Jan MayenSwedenSwitzerlandSyria Arab RepublicTaiwanTajikistanTanzania, the United Republic ofThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTunisiaTurkmenistanTurks and Caicos IslandsTuvaluTürkiyeUS Minor Outlying IslandsUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayUzbekistanVanuatuVenezuelaViet NamVirgin Islands, BritishVirgin Islands, U.S.Wallis and FutunaWestern SaharaYemenZambiaZimbabweÅland Islands Country Message(Required)CAPTCHA ### Tube Furnace Applications & Industries Stationary Controlled-Atmosphere Processing Tube Furnace Systems by Application and Industry Choose a stationary tube furnace when samples, boats, wafers, or substrates need precise heating without movement. Configurations range from general research furnaces to turn-key vacuum, gas-flow, wafer-processing, and rapid thermal CVD systems. Browse tube furnaces Request a consultation Navigation distinction Tube Furnace in the main navigation means stationary tube systems. If a powder must tumble during processing, use the separate Rotary Furnace gateway. Compare batch rotary furnaces Applications Industries Product pathways Resources FAQ Start with the process Choose by application Match the furnace motion, atmosphere, temperature profile, and hot-zone geometry to what the material must do during heating. Controlled-atmosphere heat treatmentAnneal, sinter, calcine, or heat-treat samples under inert gas, reactive gas, vacuum, or controlled flow.Good fit: Metals, ceramics, powders, glass, and advanced materialsCVD and thin-film processingConfigure gas delivery, vacuum, and thermal profiles for chemical vapor deposition and related materials synthesis.Good fit: Nanomaterials, coatings, 2D materials, and crystal growthWafer oxidation and diffusionProcess wafers in clean, stable hot zones designed for oxidation, doping, diffusion, annealing, and LPCVD research.Good fit: Semiconductor wafers, devices, and electronic materialsMaterials synthesis and R&DRun repeatable temperature programs for sample screening, phase development, thermal cycling, and scale-up studies.Good fit: University, government, and industrial research laboratoriesBattery and energy materialsDevelop cathode, anode, electrolyte, and carbon materials under carefully managed temperature and atmosphere.Good fit: Li-ion, sodium-ion, solid-state, hydrogen, and fuel-cell researchVacuum and atmosphere-sensitive workCombine a sealed process tube with pumps, gas supply, and monitoring for oxygen- or moisture-sensitive workflows.Good fit: High-purity materials, reduction, brazing, and specialty heat treatment Start with the market Choose by industry Use these industry routes to narrow the system architecture before reviewing temperatures, tube materials, gas handling, and controls. Semiconductor and electronicsWafer oxidation, diffusion, LPCVD, annealing, crystal growth, and rapid thermal research.Battery and clean energyCathode, anode, hydrogen, fuel-cell, and energy-storage materials development.Materials science and nanotechnologyControlled synthesis, thermal analysis, coating, and phase-development workflows.Metals and advanced manufacturingAnnealing, reduction, brazing, stress relief, and atmosphere-sensitive heat treatment.Ceramics, glass, and mineralsSintering, calcination, thermal cycling, and high-temperature formulation research.Academic and government labsFlexible systems for instruction, shared facilities, fundamental research, and custom experiments. Narrow the configuration Recommended product pathways Tube furnace with gas supplyTurn-key flow control for inert or reactive atmosphere processing.Explore this pathwayTurn-key vacuum tube furnaceIntegrated furnace, vacuum hardware, gas handling, and controls.Explore this pathwayWafer oxidation and diffusionPurpose-built pathways for semiconductor thermal processing and LPCVD research.Explore this pathwayRapid thermal CVD furnacesFast thermal response and multi-zone control for advanced CVD and crystal-growth work.Explore this pathway Technical proof and planning Articles, guides, and downloadable resources Guide Tube Furnaces in Materials Research: Industries & Applications Article Tube Furnace for Battery Research Article Wafer Oxidation, Silicon Doping, LPCVD, and Annealing PDF 4 Ways SH Scientific Tube Furnaces Stand Out Selection questions Frequently asked questions What is a tube furnace best used for? Tube furnaces are well suited to controlled-atmosphere heat treatment, materials synthesis, CVD, wafer processing, annealing, calcination, and research involving samples that should remain stationary. How do I choose between a tube furnace and a rotary furnace? Choose a stationary tube furnace for boats, wafers, substrates, or fixed samples. Choose a batch rotary furnace when free-flowing powder needs tumbling for more uniform heat exposure and gas contact. Can a tube furnace run under vacuum or gas? Yes. Turn-key systems can include sealed end fittings, gas flow control, vacuum pumps, gauges, and chillers selected for the process. What temperature ranges are available? SH Scientific tube furnace families include configurations with maximum temperatures from approximately 1200°C through 1900°C, depending on tube material, heating element, and system design. Can SH Scientific build a custom system? Yes. Hot-zone length, tube dimensions, atmosphere controls, vacuum level, zone count, controller, and supporting hardware can be configured around the application. Engineer-led selection Tell us what you are processing Share your material, batch size, target temperature, atmosphere, and desired throughput. Our technical team will recommend a standard configuration or identify where customization is useful. 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Need a hand?Talk to a Lab & Furnace specialistTell us about your application and we will help you choose the right equipment, locate the latest documentation, or request a custom-configured system.Contact our teamCall 1-503-850-8670 ### WMS Products Interconnect This product list is only available to WordPress admins. ### SH Scientific’s Pilot-Scale Rotary Kiln: Precision Thermal Processing for Advanced R&D A Pilot-Scale Kiln Bridging Lab and Industry SH Scientific’s pilot-scale rotary kiln is a precision-engineered thermal processing system designed to bridge the gap between small laboratory furnaces and full-scale industrial kilns. Larger than benchtop lab models yet more compact than massive production units, this pilot plant kiln enables researchers and process engineers to simulate industrial processing conditions on a manageable scale. It is purpose-built for advanced materials research and pre-commercial production trials, allowing R&D teams to develop and refine processes before investing in expensive large-scale equipment. By providing near-production capabilities in a research setting, the SH Scientific pilot kiln helps accelerate innovation from the lab to the factory floor. https://labandfurnace.com/wp-content/uploads/2025/06/pilot-scale-rotary-kiln-rotation.mp4 Ideal Use Cases in R&D and Process Development This pilot rotary kiln delivers real-world utility across a range of research and development applications. Its versatile design makes it invaluable for: Advanced Materials Research: Developing and testing novel materials (e.g. nanomaterials, composites, rare earth compounds) under continuous high-temperature conditions. The kiln supports complex thermal processes like calcination, pyrolysis, and solid-state synthesis crucial for cutting-edge material science. Ceramics Process Development: Refining firing cycles and sintering processes for technical ceramics and refractories. The kiln’s precise control enables researchers to optimize ceramic properties at pilot scale before scaling up to production. Battery Materials & Recycling: Processing cathode/anode powders and recycling battery waste in controlled atmospheres. For example, the kiln can perform pyrolysis for battery recycling and calcination for new battery material synthesis with high uniformity, aiding development of next-generation batteries and sustainable recycling methods. Catalyst & Specialty Chemical Production: Thermal treatment of catalyst supports, molecular sieves, or specialty chemical powders. The continuous rotary system provides uniform heating for catalyst activation, regeneration, or chemical precursor calcination, ensuring consistent product quality in process development. Powder Metallurgy & Metal Oxides: Oxidation, reduction, or sintering of metal powders and oxides under tightly controlled temperatures and atmospheres. The pilot kiln’s capabilities in powder processing help metallurgists fine-tune processes for powders and advanced alloys prior to industrial production. By accommodating these use cases and more, the SH Scientific pilot kiln serves as a multi-purpose platform for R&D in materials science, chemical engineering, energy storage, and beyond. It is even being leveraged in emerging research like low-carbon cement production and biomass pyrolysis, reflecting its broad applicability to modern industrial challenges. Advanced Technical Features and Design At the heart of this pilot-scale kiln is an array of sophisticated engineering features that ensure high performance and flexibility for researchers: Stainless Steel Rotary Tube with Internal Baffles: The kiln’s process tube is fabricated from durable 310S stainless steel (approximately 267 mm outer diameter) to withstand repeated heating cycles up to 1000 °C. Uniquely, SH Scientific integrates internal baffles inside the rotating tube – a feature rarely seen at this pilot scale – which promotes consistent tumbling of the material and even heat exposure throughout the load. This innovation improves thermal uniformity and processing consistency, giving researchers confidence that every particle experiences the same conditions. Eight-Zone Temperature Control for Uniformity: The pilot kiln is divided into eight independent heating zones, each with its own precise temperature controller. This multi-zone design enables exceptional thermal uniformity along the length of the tube as well as the ability to program temperature profiles (gradients or step changes) to suit specific processes. With a maximum temperature of 1000 °C in each zone, users can closely replicate industrial thermal conditions at pilot scale. The result is improved process fidelity – critical parameters like reaction completion, phase formation, or sintering density can be optimized and reliably scaled up. Continuous Operation and Custom Configurations: Unlike simple batch furnaces, SH Scientific’s rotary kiln supports continuous operation with a feeder and discharge system, allowing longer experiments or small-scale production runs. The design includes options like adjustable rotation speed and tilt angle to control material residence time, as well as gas inlet/outlet ports for reactive or inert atmospheres. Moreover, SH Scientific offers extensive customizability to meet each client’s unique requirements. Whether a project calls for special atmosphere control (e.g. vacuum or controlled gas environments), enhanced exhaust filtration for volatile byproducts, or tailored material handling (such as custom feed hoppers or discharge collectors), the engineering team can modify the system accordingly. This willingness to customize ensures the kiln can be adapted for diverse sectors and novel processes. Engineering Excellence and a Unique Market Position SH Scientific is one of the few global manufacturers dedicated to the specialized needs of pilot-scale thermal research. With over 40 years of experience in designing laboratory furnaces and ovens, the company has a deep understanding of the challenges faced by R&D professionals. This expertise is evident in the pilot rotary kiln’s robust construction, user-friendly controls, and research-oriented features. Every aspect of the system – from the choice of high-grade materials to the inclusion of researcher-requested options – reflects SH Scientific’s commitment to quality and innovation. Importantly, SH Scientific demonstrates a rare flexibility in an industry dominated by standardized production kilns. They recognize that one size does not fit all for advanced research, and thus offer custom-engineered solutions to align with each client’s process goals. Whether it’s adjusting the hot zone length, integrating an inert gas manifold, or designing an OEM system for a novel application, SH Scientific’s engineering team works closely with customers to deliver a bespoke solution. This collaborative, customer-centric approach has made SH Scientific a trusted partner for leading labs and companies in materials and chemical process development. In summary, SH Scientific’s pilot-scale rotary kiln stands out as an exceptional bridge between laboratory experimentation and industrial production. Its advanced design – featuring a stainless steel baffled rotary tube, eight-zone precision heating, and continuous operation – provides R&D engineers and scientists with a powerful tool to scale up processes with confidence. Backed by SH Scientific’s engineering excellence and willingness to tailor systems to specific needs, this pilot plant kiln empowers innovators across sectors to accelerate development of new materials, refine manufacturing processes, and bring breakthrough technologies closer to commercialization. The result is a combination of technical sophistication and real-world utility that truly elevates the standard for research-scale kilns in the global market. ### Rotary Tube Furnace vs. Lab-Scale Rotary Kiln: A Research-Informed Comparison At SH Scientific, we specialize in laboratory-scale thermal systems shaped directly by the evolving needs of researchers. Among our most refined solutions are two distinct rotary furnace models: the Batch-Type Rotary Tube Furnace and the Rotary Lab Kiln (a tilt-enabled, continuous-process rotary tube furnace). While both serve the broader purpose of rotary heating, each is engineered to meet specific application demands—from controlled nanomaterial synthesis to high-throughput biomass conversion. This article presents a detailed comparison for R&D professionals evaluating which configuration best suits their lab’s process, material characteristics, and operational requirements. Design Philosophy: Tilted vs. Horizontal Operation A core differentiator lies in the tilt mechanism. The Rotary Lab Kiln features a tilting tube design, allowing the process chamber to incline slightly. This enables gravity-assisted material flow—ideal for continuous processes such as biomass pyrolysis or catalyst calcination. Researchers can adjust both the tilt angle and rotation speed to fine-tune residence time and material behavior inside the heated zone. By contrast, the Batch-Type Rotary Tube Furnace was developed after receiving extensive feedback from top research institutions that, for many material types—especially nanotubes and fine powders—tilting introduced unnecessary complexity without adding value. As a result, SH Scientific designed the batch system with a fixed horizontal orientation, eliminating tilt in favor of precision, simplicity, and enhanced powder handling. The result is a streamlined, user-focused tool for controlled batch processing. Material Handling and Sample Retrieval One of the defining advantages of the batch-type model is its removable stainless steel process tube. After completing a thermal cycle, researchers can quickly extract the tube, remove an end cap, and recover the full contents—especially important when dealing with fine, high-value materials. The tube can be gently tapped to dislodge stuck particles, reducing material loss and improving cleaning efficiency between runs. This modularity also allows labs to rotate tubes between runs, minimizing downtime. In the rotary kiln, which is engineered for continuous feed and discharge, material flows steadily from a feeder through the heated tube and into a receiving vessel. While it offers excellent throughput for large-volume processing, full batch retrieval or tube cleaning requires temporarily halting the system. For labs conducting high-frequency, small-batch experiments with fine powders, the batch model offers clear usability and recovery advantages. Internal Mixing and Sample Containment The Batch-Type Rotary Tube Furnace incorporates an innovative internal barrier system that enhances sample retention and mixing. Stainless steel tubes include welded baffles, while quartz tube options feature fused and removable end barriers. These elements keep the sample centralized in the hot zone during rotation and prevent light powders from escaping or collecting in cold spots. This approach was developed specifically to meet the needs of researchers working with highly dispersible or ultralight materials. The Rotary Lab Kiln, on the other hand, ensures uniform mixing through constant axial rotation combined with a gentle incline. It uses feed mechanisms and optional vibration or hammer attachments at the inlet to maintain even dispersion and prevent material clumping. Additionally, the Rotary Kiln is also often ordered with an optional internal baffle system, which further improves sample mixing and retention within the heated zone. While both systems achieve thorough mixing, the batch model contains the sample more securely within the hot zone—making it the preferred choice for fragile or precision samples. Tube Construction: Durability Meets Versatility The batch-type model prioritizes stainless steel process tubes for durability, impact resistance, and ease of cleaning. Users can remove, tap, or even interchange tubes mid-day. For sensitive chemical processes or materials requiring high purity, quartz tube options are available, featuring integrated barrier systems and smooth interior surfaces that won’t contaminate sensitive compounds. The rotary kiln, depending on application, also supports a range of tube materials including quartz, Inconel, Alumina, RSiC and heat-resistant stainless steel. For high-temperature or reactive applications, SH Scientific offers custom alloy configurations and multi-zone heating options to ensure thermal uniformity throughout longer, continuous processes. Quick-Open End Caps & Tube Release SH Scientific’s approach to usability is exemplified in its Quick-Open End Caps & Tube Release system, thoughtfully engineered for both the Batch-Type Rotary Tube Furnace and the Rotary Lab Kiln. While each system differs in its operational mode, both share the same underlying commitment to user-friendly access and secure sealing, based on years of field input from advanced research labs. In the Batch-Type Furnace, the process tube is intentionally designed to be removable. At the conclusion of a run, operators can simply slide the entire tube out of the furnace chamber. One end of the tube features a permanent barrier or fused cap, while the other is sealed using a quick-open end cap that can be detached easily by hand—no special tools or disassembly required. This allows for rapid unloading of processed samples, a critical benefit for labs running multiple small-batch experiments in succession. In the Lab-Scale Rotary Kiln, where the system is geared for continuous processing, the tube is typically connected to feed and discharge mechanisms rather than manual caps. However, SH Scientific equips this model with advanced end connections and sealing assemblies that also reflect the quick-access ethos. These connections maintain atmosphere integrity while allowing the tube to rotate, and are built for durability over long runs. Application Fit and Process Suitability Rotary Lab Kiln is ideal for continuous thermal processing of materials such as: Biomass for pyrolysis and biochar production Low carbon cement production Battery waste recycling & high-purity battery material processing Titanium and metal powder processing Calcined clay & clinker R&D Rare earth separation & refining Catalyst regeneration Lithium-ion battery cathode synthesis Batch-Type Rotary Tube Furnace is ideal for: Nanomaterial synthesis (e.g., carbon nanotubes, nanofibers) Solid-state powder reactions Thermal processing of fragile or dispersible samples Experiments requiring full sample recovery and minimal loss Feature / Capability Feature / Capability Batch-Type Rotary Tube Furnace Rotary Lab Kiln (Tilting Tube Furnace) Tilting Mechanism Fixed horizontal, no tilt—optimized for batch operation based on user feedback Adjustable tilt for gravity-assisted, continuous flow Internal Baffles/Barriers Yes – fixed or removable for sample containment and mixing Optional baffles; mainly relies on axial flow Quick-Open End Caps & Tube Release Yes – tool-free access for loading/unloading Yes – engineered feed/discharge interfaces Tube Material Stainless steel standard; quartz optional Quartz, Inconel, Alumina, RSiC, stainless steel options Temperature Capability Up to ~1200 °C standard Up to 1800 °C+ with multi-zone control Atmosphere Control Inert or vacuum capable Inert or vacuum capable Best for… Nanopowders, delicate samples, full recovery Biomass pyrolysis, calcined clay, low-carbon cement, rare earth separation, catalyst calcination, scale-up Built on Researcher Feedback What sets SH Scientific apart is its unwavering commitment to researcher-informed innovation. Both rotary furnace systems have evolved through years of collaboration with world-class labs across energy, materials science, and environmental sectors. The Batch-Type Rotary Tube Furnace represents a purposeful redesign—not as a stripped-down version of the rotary kiln, but as a dedicated solution tailored to a different class of research needs. By offering both systems—each refined for its strengths—SH Scientific ensures that no matter your lab’s process, material profile, or experimental volume, there is a precision-engineered thermal solution available. Our mission is to empower researchers with tools designed not just to function—but to advance discovery. ### Rotary Kiln FAQ [vc_row][vc_column][vc_column_text] Frequently Asked Questions (FAQ) 1. What Is a Rotary Kiln, and Is It Different from a Rotary Tube Furnace? A rotary kiln—also known as a rotary tube furnace—is a continuously rotating cylindrical reactor used for high-temperature processes such as calcination, pyrolysis, and sintering. Both terms describe essentially the same equipment. For detailed operational principles, consult specialized technical references. 2. What Types of Rotary Kilns Are Commonly Discussed? Typical configurations include: 1200°C Rotary Tube Furnaces 1500°C Lab Scale Rotary Kilns Pilot Plant Rotary Kilns Each type varies in temperature capacity, tube material, and number of heating zones. Consult technical resources for more specific design information. 3. Why Use a Lab Scale Rotary Kiln? A lab scale rotary kiln (or small rotary kiln) is ideal for research and development, proof-of-concept testing, and processing limited quantities of high-value materials. It allows for controlled experimentation with temperature, rotation speed, and atmospheric conditions before scaling up to larger models. 4. How Do I Feed and Discharge Materials in a Rotary Kiln? Most systems include a feeder at the higher end and a receiving vessel at the lower end. The incline angle, rotational speed, and residence time are adjustable to achieve the desired process outcomes. Advanced material handling solutions may involve automated feed systems and sealed discharge units. 5. How Can Tar Condensation and Clogging Be Prevented? Maintaining elevated temperatures at the feed and discharge ends (often via external heating jackets) can reduce or eliminate tar buildup. Some systems incorporate vibratory or hammer-based mechanisms to clear any sticky residues. 6. What Influences Rotary Kiln Cost? Rotary kiln cost is determined by several factors: Temperature Capability (e.g., 1200°C vs. 1500°C) Tube Material (quartz, stainless steel, alumina) Kiln Dimensions (from small rotary kiln setups to large industrial tubes) Number of Heating Zones Auxiliary Features (vacuum sealing, multi-gas injection, automation, etc.) Accurate pricing requires detailed information about temperature profiles, throughput, and material properties. 7. Can These Systems Operate Under Different Atmospheres? Yes. Many rotary furnaces or rotary tube furnaces can handle oxidizing, reducing, inert, or vacuum conditions. Specific requirements usually involve sealed feed ports, controlled gas flow, and vacuum integrity. 8. What Differentiates a Pilot Plant Rotary Kiln from a Lab Scale One? A pilot plant kiln generally offers higher throughput capacity and more advanced automation. It may feature multiple heating zones, heavier-duty construction, and allow for near-industrial processing volumes with highly controlled temperature profiles. Lab scale kilns, by contrast, are smaller and focus on R&D or limited production. 9. Is a Small Rotary Kiln for Sale Sufficient for My Research? A small rotary kiln for sale can be sufficient if you require limited material volume, are running preliminary R&D, or handling high-value/limited-quantity substances. Consider the required temperature range, automation needs, and scalability when selecting a model. 10. Are Rotary Kilns Equipped with Safety Features? Modern rotary tube furnace systems typically include: Over-temperature protection Low external surface temperatures Gas flow and vacuum monitoring Emergency shutoff mechanisms Additional options may include automated alarms, integrated data logging, and comprehensive control systems. 11. Can a Rotary Kiln Be Customized for Specific Applications? Yes. Common customizations involve selecting the appropriate tube material and diameter, configuring temperature ranges, and implementing specialized gas or vacuum controls. Process-specific add-ons, such as tar-condensing apparatus or hammer/vibration mechanisms, are also available to address unique research or production needs. Need More Information? The topics covered here represent a broad introduction. For comprehensive technical data, design comparisons, and expert guidance on selecting the best rotary kiln or rotary furnace configuration, contact us today. This Q&A is provided for general informational purposes and should be supplemented with detailed specifications and professional advice. [/vc_column_text][/vc_column][/vc_row] ### Large Capacity Autoclave In the realm of industrial sterilization, having a reliable, large capacity autoclave isn't just an option—it's a necessity. SH Scientific understands this, which is why we’ve engineered autoclaves with up to 1,200 liters of chamber capacity, designed for superior performance and ease of use. Whether you're in research, quality assurance, or education, our autoclaves provide the solutions you need without the oversized footprint. Why Choose SH Scientific’s Large Autoclaves? Efficiency Redefined: Our autoclaves come with fully automated operations. Simply set your parameters and let the machine do the rest. With features like a digital P.I.D controller, you achieve exceptional temperature accuracy, reducing the need for constant supervision and minimizing energy waste. Safety First: Double housing with stainless steel and aluminum frame ensures user safety, alongside an overpressure protection valve. Our manual steam release control also prevents sudden pressure drops, safeguarding your materials. Ease of Use: Loading and unloading are made effortless with our large 20-inch doors. Additionally, the integrated cooling fan accelerates natural cooling for busy settings where time is of the essence. Cost-Effective Operations: No external water supply is needed, and our easy water drain system simplifies maintenance. With the capability to handle tall bioreactors, flasks, and fermentors efficiently, you no longer need to operate under capacity, saving on operational costs. Our large capacity autoclave lines are highly esteemed by numerous laboratories, primarily for their substantial height rather than their volume. Indeed, the concept of a "large autoclave" encompasses more than just capacity. These units are optimally designed for sterilizing hundreds of test tubes, flasks, and other apparatus in a single operation, making them an ideal solution for efficient sterilization processes. Please contact us to inquire about special promotions for our large autoclaves/sterilizers. We are currently offering very aggressive pricing for the listed models. Add to cart Autoclave, Large Capacity Autoclave SH Autoclave 300M (10.6 ft³ chamber) SKU: SH-AC-300M $9,800 Add to cart Autoclave, Large Capacity Autoclave SH Autoclave 550M (19.4 ft³ chamber) SKU: SH-AC-550M $15,999 Out of stock Read more Autoclave, Large Capacity Autoclave SH Autoclave 1200M (42.4 ft³ chamber) SKU: SH-AC-1200M $32,800 SH-AC-300M chamber size: 25.1" diameter x 37.5" high (10.6 cubic feet chamber) SH-AC-550M chamber size: 30.6" diameter x 46.1" high (19.4 cubic feet chamber) SH-AC-300M chamber size: 50.1" diameter x 39.4" high (42.4 cubic feet chamber) Comparative Advantage Unlike some competitors who suggest rethinking your autoclave needs, at SH Scientific, we ensure you have the right size and type of autoclave for your actual requirements. Our top-loading and front-loading models are designed to accommodate a variety of load types and sizes efficiently. You won’t find yourself over-investing in capacity you don’t need or wasting resources on inefficient load sizes. Our large autoclaves are not just about capacity; they are about delivering performance where it counts. SH Scientific's models are ready to perform right out of the box, with no assembly required, ensuring reliability and eliminating the potential for human error during setup. Real Solutions for Real Needs We understand that each facility has unique needs, and our approach is to provide a real solution that fits those needs perfectly. This commitment to customer satisfaction is why many choose SH Scientific for their sterilization needs, trusting us to provide autoclaves that are not just large, but appropriately equipped for optimal performance and reliability. Invest in the Best Don’t settle for less when you can have the best. SH Scientific autoclaves represent the pinnacle of sterilization technology, combining capacity, efficiency, and safety. Contact us today to discuss how our solutions can enhance your operations, save on costs, and ensure your materials are perfectly sterilized every time. U.S.-Based Support, Tailored for You At SH Scientific (LabandFurnace.com), we not only provide cutting-edge laboratory equipment but also ensure that every customer experiences exceptional support. Based right here in the U.S., our dedicated support team is ready to assist you at every step—from installation to routine maintenance and troubleshooting. ### Tube Furnace A tube furnace is an essential piece of equipment in the fields of material science, chemistry, and engineering, serving a pivotal role in controlled, high-temperature processing. Characterized by their cylindrical heating chambers, tube furnaces are designed to uniformly heat materials placed within them. The inception of these furnaces traces back to the early 20th century, driven by the demand for precise temperature control in a variety of industrial and scientific research applications. Types and Applications Standard Tube Furnace A standard tube furnace ensures uniform heating, making it essential for material processing in research labs and industrial settings. Its consistent temperature distribution ensures reliable results, supporting various applications from basic research to advanced industrial processes. Learn more about tube furnaces for laboratories > Quartz Tube Furnace Commonly utilized in laboratories, instructional labs, and research centers. Quartz tubes offer additional advantages in research environments that generate corrosive gases, as they are more resistant to chemical corrosion. Alumina Tube Furnace Known for their high-temperature capabilities and excellent thermal conductivity, suitable for calcination and sintering processes. These furnaces provide precise temperature control and uniform heat distribution, ensuring optimal performance and efficiency in various high-temperature applications. Furnace for Silicon Wafer Wafer tube furnaces deliver versatility and uniformity of results in all standard wafer thermal processes. From academic labs to industrial production settings, we supply the facilities that are driving semiconductor technology and education. Learn more about tube furnace for wafer processing > Vacuum Tube Furnace A vacuum tube furnace is essential for conducting materials research in controlled environments, whether in reduced atmospheres or specific gas conditions. It allows precise manipulation of temperature and atmosphere, ensuring high-quality results for advanced material studies and various industrial applications. High Vacuum Tube Furnace The high vacuum tube furnace can maintain pressures below 10^-7 torr, essential for minimizing oxidation and other gas-related reactions to prevent contamination. This capability is crucial in fields like materials science and nanotechnology, where precise atmospheric control is necessary for accurate material studies and synthesis. Learn more about high vacuum tube furnace > High Temperature Tube Furnace High temperature tube furnaces are specifically designed to achieve extremely high temperatures, often up to 1800°C or more. This capability allows processing materials that require very high heat, such as advanced ceramics and material synthesis. Laboratory-scale Rotary Kiln Laboratory rotary kilns are often used for pilot-scale studies or small production runs in research and development labs in industries. It typically operate under ambient atmospheric conditions or sometimes under a controlled but not completely vacuumed environment. Learn more about rotary tube furnace > Vacuum Rotary Tube Furnace Similar in basic design to rotary kilns, these furnaces have additional features to maintain a vacuum and control the atmosphere inside. Vacuum rotary furnaces provide superior temperature and environmental control, which is crucial for processing materials that are highly reactive or require high purity. Historical Development and Technological Advancements The development of tube furnaces reflects significant advancements in material science and industrial processing techniques. From their initial applications in basic heat treatment to their current sophisticated uses in semiconductor manufacturing, advanced ceramics, and metallurgical processes, tube furnaces have evolved into highly versatile and capable instruments. SH Scientific's Global Presence and Contributions Established in 1982 in South Korea, SH Scientific has become a leader in tube furnace technology. The strategic establishment of its U.S. headquarters in 2018 responded to global demands for its innovative and versatile products, aiming to enhance access to SH Scientific's cutting-edge technology, particularly for sectors focused on environmental sustainability and energy efficiency. SH Scientific has established partnerships with prominent entities such as Samsung, Hyundai, Cornell University, Massachusetts Institute of Technology (MIT), the United States Department of Agriculture (USDA), the National Institute of Standards and Technology (NIST), University of Texas, Illinois Institute of Technology, SpaceX, and Northrop Grumman. These collaborations underline SH Scientific’s dedication to fostering advanced research and development across diverse sectors, including automotive, aerospace, higher education, and federal research initiatives. ### Glossary Search: Search (clear) AnnealingBarrier SystemBatch Operation Rotary Tube FurnaceBatch-Type Rotary Tube FurnaceBatch-Type Rotary Tube FurnaceChemical Vapor Deposition (CVD) FurnaceCondensing ApparatusContamination-Free GrindingControlled Oxidation/Reduction CyclesDigital Vacuum Precision MeterDisc MillDispersible powdersDopant ActivationDopant RedistributionDry Powder GrindingGas AnalyzerGas Drying UnitHeat-Sensitive MaterialsHeating ZonesHeat ZoneHigh Temperature Tube FurnaceHigh-Velocity Compressed Gashigh-pressure compressed gasHot ZoneInert GasInternal BafflesJet millKanthal-AMicronizationMoSi2 (Molybdenum Disilicide)NanotubesParticle Collisionsparticle-to-particle collisionsParticle Size DistributionPilot Plant Rotary KilnProgrammable Temperature ControllerPulverizationpulverizepulverizedQuartz ShelfQuartz Tube FurnaceQuick-Open End CapsRapid Thermal Processing (RTP)Rotary Kilnrotary kilnRotating and Stationary Discsa rotating and a stationary discSiCTapered-End TubeThermolysisTubular FurnaceVacuum SealingVacuum Tube FurnaceWafer ProcessingZirconia (ZrO₂) Discszirconia disc ### Career Position: General Manager Job Duties: 1. Plan and direct business and operating activities while enforcing all policies, procedures, and standards of the company 2. Review financial statements, sales or activity reports, or other performance data to measure productivity and improve overall business functions 3. Delegate responsibilities to employees to perform them and oversee their completion 4. Participate in human resources activities such as selection, training, evaluation, promotion, and termination Job Requirements: Applicant must have Master’s degree in Business Administration, Management, or related. In alternative, applicant must have Bachelor’s degree in any field plus minimum of 5 years of experience. How to Apply: Mail resume to SH Scientific Corporation 12725 SW Millikan Way Ste 331, Beaverton, OR 97005 Attn: Aera Seo. ### Tube Furnaces in Materials Research: A Guide to Industries & Applications Tube furnaces give materials researchers a controlled environment for high-heat synthesis, processing, and testing. From semiconductor manufacturers to academic labs, furnaces like ours have been integral to discoveries across industries. Below are some of the most exciting areas in which researchers (including real-world SH customers) are pushing the boundaries of materials science. Semiconductor Industry Silicon Doping Pure silicon is seldom optimal for semiconductors. It usually benefits from "doping": the deliberate introduction of impurities (often in gas form) that affects its electrical properties. The silicon wafer is heated in a tube furnace at high temperatures, and dopant gases such as phosphine (PH3) or boron trifluoride (BF3) are introduced. Oxidation In other cases, the goal of heat treatment is not conduction, but electrical insulation. For instance, silicon dioxide (SiO2) is a common insulator in semiconductor devices. It forms naturally when wafers are heated inside a tube furnace under controlled exposure to oxygen (as opposed to the vacuum or inert-gas environment used for other processes). Silicon Wafer How does SH Scientific help? As wafers start to exceed 6" in diameter, it's difficult to find a cost-effective tube furnace. We've introduced a large-diameter tube furnace for wafers up to 10" wide—and at a price that doesn't require the resources of an industry behemoth. Advanced Materials Industry Graphene Synthesis Tube furnaces facilitate advanced materials like graphene, which may represent the future of battery technology. One key process is chemical vapor deposition (CVD), in which a tube furnace heats a metal substrate to high temperatures in a methane or hydrogen atmosphere, promoting the formation of graphene on the substrate. Ceramic Processing Ceramics generally begin as a resin, which contains polymers that don't belong in the final product. Tube furnaces allow high-temperature sintering, which removes that polymer matrix and leaves only a purer, stronger silica ceramic part. How does SH Scientific help? For battery research and ceramic sintering, our tube furnaces provide total atmospheric control even at extreme temperatures. Energy Industry Solar Cell Research Like other forms of energy transfer, photovoltaic behavior changes following heat treatment. That's why tube furnaces play a crucial role in fabricating and testing solar cells. For instance, some customers use them to process layers of cadmium telluride (CdTe) cells. Certain thermal treatment protocols enhance their photovoltaic properties, resulting in a more efficient solar product. Battery Material Research Besides graphene production (as mentioned above), tube furnaces also help produce several other battery materials, especially those used in cathodes. How does SH Scientific help? Our furnaces see daily use among energy researchers, some of whom are developing cutting-edge cathode recycling and ceramic electrolyte techniques. Aerospace Industry Heat Treatment of Aerospace Alloys Aerospace applications place alloys under extreme structural demands. Tube-furnace treatments (like annealing and tempering) improve their strength, ductility, and toughness to meet extraordinary performance standards. Ceramic Matrix Composites Ceramic matrix composites (CMCs) are exceptionally heat-resistant and mechanically resilient. After heat treatment, CMCs are excellent heat shields for jet engines and spacecraft, where conventional ceramics are likely to crack under mechanical stress. How does SH Scientific help? Aerospace researchers and manufacturers trust our tube furnaces to treat alloys like titanium and high-strength steel, and to refine CMCs into safe, high-performance finished products. Automotive Industry Battery Materials Production Amid a booming electric vehicle (EV) market, the US is striving for a more resilient and independent automotive supply chain. Tube furnaces are essential for lithium-ion cathode and anode production, so battery makers are rapidly expanding their heat treatment capacity. Exhaust Catalyst Production Tube furnaces have an oft-overlooked place in conventional vehicle production, too. Catalytic converters, which reduce harmful emissions, require thermal treatment of precious metals under tightly controlled conditions. With costly metals (like platinum, palladium, and rhodium) and strict regulation, absolute consistency is a must. How does SH Scientific help? Our tube furnaces provide world-class atmospheric control and temperature uniformity—two key ingredients for safe, efficient, and compliant EV batteries and catalysts. Biomedical Industry Bioactive Glass Production Tube furnaces help refine bioactive glasses, an extraordinary class of materials with the potential to repair damaged bone. Like other silicate-based substances, most bioactive glasses require sintering and/or annealing to reach a stable and useful state. Bioceramic Processing Bioceramics, such as hydroxyapatite or bioglass ceramics, are a cornerstone of modern medical and dental implants. These bone-like materials are often 3D-printed, then heat-treated in a tube furnace to reduce brittleness and porosity. How does SH Scientific help? Our tube furnaces for medical and dental labs offer precise performance day in and day out, so technicians and researchers can focus on what they do best. Chemical Industry Zeolite Synthesis Zeolites are microporous, aluminosilicate minerals that are widely used as catalysts in the petrochemical industry. Under heat treatment in a tube furnace, zeolite components (primarily a silica–alumina–alkali metal gel) develop a unique crystalline structure that functions as a "molecular sieve." Carbon Nanotube Production Carbon nanotubes display exceptional strength as well as thermal and electrical conductivity, all of which can be modified through chemical and thermal processes. They're often sintered or annealed in a tube furnace, which offers precise control over the structure, density, and so forth. How does SH Scientific help? With exceptionally uniform heating and gas management, our tube furnaces provide complete control for the smallest of samples. Electronics Industry Production of Capacitors Tube furnaces are an important tool for capacitor production. Specifically, they assist in the processing of dielectric materials that separate a capacitor's conducting plates. Soldering Material Production The electronics industry also uses tube furnaces to produce soldering materials. These alloys typically consist of tin with lead or silver, all melted and mixed in tube furnaces. How does SH Scientific help? Sophisticated digital controls give SH furnaces precise ramping and controlled cooling at a wide range of temperatures. Dedicated vacuum and vent ports also facilitate gas management and fume evacuation. Conclusion From vehicles to spacecraft to implants in our own bodies, materials science makes life as we know it possible. And behind every marketable advance in materials is a consistent heat treatment process. That's why SH Scientific tube furnaces are an invaluable tool for dozens of leading researchers and advanced manufacturers. When you choose SH, you're choosing: A device built in Korea under our end-to-end control. Industry-standard performance and reliability at an unsurpassed value. US-based sales and support that's here to help on your hours. Access to essentially unlimited customization for every facet of your furnace. To learn more, discuss details, or begin a custom quote, please reach out today. ### Lab Equipment Support ### Client Survey with Offer ### Warranty Registration ### Client Survey ### Featured Laboratory Equipment Lines SH Scientific furnaces and autoclaves set the standard in performance, reliability, and value. Learn more about the devices that innovators worldwide trust for their most demanding processes. Vacuum Muffle Furnaces with Quartz Chambers Vacuum Muffle Furnace We're proud to announce our vacuum muffle furnaces with a large-volume, oxygen-free environment. Many labs often face a trade-off between the high capacity but limited atmospheric gas control of a muffle furnace, versus the more precise atmospheric control but limited sample size of a tube furnace. By integrating a vacuum pump and inert gas management into the larger chamber of a muffle furnace, we've created a way to achieve highly consistent saturation with ample space for more and larger samples. Chamber volumes from 1.5 to 31 LMaximum temperatures of 1200° C or 1500° C98+ inert gas presets Our innovative vacuum muffle furnaces already handle more samples with fewer cycles and less equipment. Now, certain models are available with an optional quartz chamber, making them even more useful to a wider range of facilities. Typical ceramic chambers may produce a small amount of powdery, white residue. It's rarely a problem, but certain processes are too sensitive to risk any contamination (or dust combustion). Upgrading to a quartz chamber completely eliminates such risks and extends the life of the heating elements, so you can process even the most delicate samples without any concerns. For more extreme temperatures, alumina chambers are also available upon request. Muffle Furnaces Muffle Furnace Every SH muffle furnace offers high performance and reasonable prices. Right off the shelf, our wide selection of chamber sizes and temperature ranges will suit most laboratories. Need an even larger-scale solution for mass production? Simply share your vision with your SH representative, and our in-house team will produce a furnace up to any size you can conceive of! Standard The most cost-effective option for thermal treatment. Chamber volumes from 3 to 36 L off the shelfMaximum temperatures of 1050° C, 1200° C and 1500°C  High-temperature Equipped for more demanding conditions with MoSi2 heating elements. Chamber volumes from 4.5 to 22 L off the shelfMaximum temperatures of 1800° C or 1900° C Tube Furnaces Turn-key Vacuum Tube Furnace Our tube furnaces offer high-precision heating and inert gas management for smaller samples. Easy hinged access and a sliding design make them quick to access, heat, and cool in hectic labs. Tube diameters of 50, 80, 100, or 120 mmMaximum temperatures of 1200° C, 1500° C, or 1800° CMultiple hot zone configuration options With gas supply system Ready for gas exchange and non-oxidation processes with an integrated ball type gas flow meter or optional mass flow controller, programmable digital controller, and optional back pressure regulator. With vacuum pump & chiller A turn-key package that maximizes gas control and extends longevity thanks to a vacuum pump and recirculating chiller. Autoclaves Autoclaves General laboratory use Our research-grade autoclaves are among the safest and most intuitive laboratory solutions on the market. Their compelling pricing and excellent temperature uniformity (± 1°C at 121°C) make them the choice of laboratories, food producers, and beverage bottlers around the world. Capacities from 60 to 300 LSpace-efficient vertical designNumerous pressure and temperature safeguards All of our autoclaves are designed with the needs of labs in mind. That means plug-and-play installation, unobtrusive safety features, and US-based support in the unlikely event of an issue. From cleaning glassware to preparing growth media, sterilization is fundamental to all kinds of laboratory work. Our autoclave line offers the performance and sophistication that large labs need, yet remains accessible to small facilities upgrading from pressure cookers or DIY bulk sterilizers. Plastic & rubber curing SH autoclaves help you consistently deliver the high-quality cured plastics and rubbers that your customers expect. Curing in an autoclave avoids the intense fume generation of a drying oven, and uses lower temperatures for easier control and greater energy efficiency. Their safety and ease of use makes them a terrific choice for curing plastic and vulcanizing rubber in most commercial and research settings. Quality. Innovation. Results. Every SH Scientific product reflects decades of collaboration with leading R&D labs, academic facilities, and industrial firms.  The entire line is built in South Korea, supported from our American sales office, and subject to the same, rigorous quality control processes. For complete technical information, or to inquire about our in-house OEM/ODM capabilities, please contact us. ### Contact Us Since 1982, SH Scientific has been a trusted partner to organizations across material science, chemical and mechanical engineering, extraction and processing, biotechnology, heavy industry, education, government, and healthcare. From leading research institutions to agile start-ups, our clients rely on our laboratory and production equipment to advance their work with precision and reliability. Whether you're representing a global enterprise, an academic lab, or a growing operation, we're honored by your interest in SH Scientific and are committed to delivering the same level of excellence that has defined our reputation for over four decades. Request a Consultation or Custom Quote Every project brings unique challenges and requirements. Please use the form below to reach our technical team. The more detail you provide about your goals or application, the more tailored and effective our response can be. Typical requests include: Product specifications for lab or pilot-scale use Custom furnace configurations (CVD, sintering, thermal cycling, etc.) OEM integration and multi-unit orders International shipping, compliance, and documentation support Global Capability. Personal Commitment. Our equipment supports critical work in more than 40 countries, and we take pride in offering engineer-led consultation, responsive service, and global logistics support with a personal touch. At SH Scientific, your innovation is our mission—and your success, our priority. We look forward to a lasting partnership in support of your discovery and development.   U.S. Headquarter 12725 SW Millikan WaySuite #300Beaverton, OR 97005 U.S. Warehouse 19440 S Dominguez Hills DrCompton, CA 90220 Email Name(Required) First Last Email(Required) Phone(Required)CompanyAddress Street Address Address Line 2 City State / Province / Region ZIP / Postal Code AfghanistanAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBonaire, Sint Eustatius and SabaBosnia and HerzegovinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBrunei DarussalamBulgariaBurkina FasoBurundiCabo VerdeCambodiaCameroonCanadaCayman IslandsCentral African RepublicChadChileChinaChristmas IslandCocos IslandsColombiaComorosCongoCongo, Democratic Republic of theCook IslandsCosta RicaCroatiaCubaCuraçaoCyprusCzechiaCôte d'IvoireDenmarkDjiboutiDominicaDominican RepublicEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEswatiniEthiopiaFalkland IslandsFaroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern TerritoriesGabonGambiaGeorgiaGermanyGhanaGibraltarGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-BissauGuyanaHaitiHeard Island and McDonald IslandsHoly SeeHondurasHong KongHungaryIcelandIndiaIndonesiaIranIraqIrelandIsle of ManIsraelItalyJamaicaJapanJerseyJordanKazakhstanKenyaKiribatiKorea, Democratic People's Republic ofKorea, Republic ofKuwaitKyrgyzstanLao People's Democratic RepublicLatviaLebanonLesothoLiberiaLibyaLiechtensteinLithuaniaLuxembourgMacaoMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMoldovaMonacoMongoliaMontenegroMontserratMoroccoMozambiqueMyanmarNamibiaNauruNepalNetherlandsNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorth MacedoniaNorthern Mariana IslandsNorwayOmanPakistanPalauPalestine, State ofPanamaPapua New GuineaParaguayPeruPhilippinesPitcairnPolandPortugalPuerto RicoQatarRomaniaRussian FederationRwandaRéunionSaint BarthélemySaint Helena, Ascension and Tristan da CunhaSaint Kitts and NevisSaint LuciaSaint MartinSaint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSint MaartenSlovakiaSloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia and the South Sandwich IslandsSouth SudanSpainSri LankaSudanSurinameSvalbard and Jan MayenSwedenSwitzerlandSyria Arab RepublicTaiwanTajikistanTanzania, the United Republic ofThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTunisiaTurkmenistanTurks and Caicos IslandsTuvaluTürkiyeUS Minor Outlying IslandsUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUruguayUzbekistanVanuatuVenezuelaViet NamVirgin Islands, BritishVirgin Islands, U.S.Wallis and FutunaWestern SaharaYemenZambiaZimbabweÅland Islands Country Message(Required)CAPTCHA ### About SH Scientific / LabAndFurnace.com SH Scientific equips you to innovate Since 1982, we've provided laboratory and production equipment to organizations spanning material science and engineering, mechanical and chemical engineering, extraction and processing, biotechnology, heavy industry, education, government, and healthcare. From battery researchers to mushroom cultivators, our customers rely on our safe, reliable, and intuitive equipment as they push the boundaries of their own fields. Today, we focus on general lab equipment including: Muffle, tube, and vacuum furnacesVacuum drying ovens and VOC collection apparatusesLaboratory and commercial autoclavesLaboratory and industrial drying ovensRotary evaporatorsCold trap bathsClean benchesFume hoodsHeaters and chillers Through continual and exhaustive testing, we've achieved milestones like stable temperatures from 80° to 1800° C, vacuum levels of 5 x 10-7 torr, and pressure levels of 150 kg/cm2. In addition, SH autoclaves and furnaces are known as some of the most dependable on the market. And thanks to in-house R&D and custom manufacturing capabilities, we also provide ODM/OEM services to major corporations. Serving North America since 2013 We secured several Korean patents and expanded our facilities in 2012, then launched North American sales the following year. In 2018, after particularly rapid growth in the American education and public sectors, we founded a US head office in Portland, Oregon. Since then, we've been grateful to serve notable institutions such as: Arapahoe County Water and Wastewater AuthorityCornell University (Civil Environmental Engineering)Estuary Partnership (Habitat Restoration & Research)Idaho State University (Biomedical & Pharmaceutical Sciences/Chemistry)Illinois Institute of Technology (Civil, Architectural & Environmental Engineering)Jacksonville University (Purchasing)National Institute of Standards and Technology (Materials Measurement Science Division)North Carolina Central University (Department of Mathematics & Physics)Stanford University (Electrical Engineering)Tinker Air Force Base (Industrial Engineering)University of California, Riverside (Chemical & Environmental Engineering)University of California, San Diego (Nano Engineering)University of Cincinnati (Purchasing)University of Guelph (Department of Food Science)University of Texas at Austin (Electrical & Computer Engineering)Upper Trinity Regional Water DistrictUS Department of Agriculture Forest Service (Forest Products Laboratory)US Department of Agriculture Western Regional Research CenterStarbucks Whether you're visiting us on behalf of a major institution, a small lab, or anything in between, we're honored that you're considering SH Scientific as a potential partner. We look forward to a lasting relationship in support of your innovation and discovery. SH Scientific History ### Home [vc_row no_padding="yes" conditional_render="%5B%7B%22value_role%22%3A%22administrator%22%7D%5D"][vc_column el_class="custom-dot-black"][/vc_column][/vc_row][vc_row el_class="wmsnova-home-featured-articles"][vc_column][vc_column_text] Rotary Furnace for Powder Calcination Read article Download PDF ↓ Sintering Y₂O₃, YAG, and Al₂O₃ Plasma-Resistant Ceramics for Semiconductor Chamber Parts Read article Download PDF ↓ Rotary Tube Furnaces for Bauxite Residue (Red Mud) Reduction Studies Read article Download PDF ↓ Why Researchers Appreciate the MGQ Quartz Chamber Furnace in Real Laboratory Use Read article Download PDF ↓ Meeting AMS2750 Class 1 Temperature Uniformity Standards with SH Scientific Read article Download PDF ↓ From Recovered Carbon to High-Purity Graphite Read article Download PDF ↓ Custom Thermal Solutions for Rare Earth Recovery: From Lab Scale to Production with SH Scientific Read article Download PDF ↓ Quartz Chamber Vacuum Muffle Furnace vs. Vacuum Tube Furnace Read article [/vc_column_text][/vc_column][/vc_row][vc_row el_class="mt-5" conditional_render="%5B%7B%22value_role%22%3A%22administrator%22%7D%5D"][vc_column][vc_row_inner][vc_column_inner][/vc_column_inner][/vc_row_inner][/vc_column][/vc_row][vc_row no_padding="yes" css=".vc_custom_1779984718584{margin-bottom: 35px !important;}" el_class="my-4" conditional_render="%5B%7B%22value_role%22%3A%22administrator%22%7D%5D"][vc_column el_class="custom-dot-black"][/vc_column][/vc_row] ### Customer Photos Autoclave Gallery Autoclave for Mushroom Cultivation Gallery Muffle Furnace Gallery Tube Furnace Gallery ### Muffle Furnace for Labs [et_pb_section fb_built="1" admin_label="Header" _builder_version="4.10.8" background_color="rgba(0,0,0,0.72)" use_background_color_gradient="on" background_color_gradient_start="rgba(0,0,0,0)" background_color_gradient_end="rgba(255,255,255,0.58)" background_color_gradient_direction="160deg" background_color_gradient_overlays_image="on" background_image="https://labandfurnace.com/wp-content/uploads/2021/10/lab-glassware.jpg" parallax="on" min_height="193.5px" custom_padding="5vw||0px||false|false" locked="off" global_colors_info="{}" border_radii__hover="on||||" border_radii__hover_enabled="on||||" background_repeat__hover="no-repeat" background_repeat__hover_enabled="no-repeat"][et_pb_row _builder_version="4.10.8" _module_preset="default" min_height="188.1px" custom_margin="|auto|50px|auto||" custom_padding="0px||102px||false|false" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" text_text_color="#000000" text_font_size="23px" text_letter_spacing="2px" text_line_height="1.6em" inline_fonts="Mukta" global_colors_info="{}"]SH Muffle FurnaceRapid Heat Control [/et_pb_text][et_pb_text _builder_version="4.10.8" _module_preset="default" text_font="Mukta||||||||" text_font_size="18px" background_color="rgba(255,255,255,0.49)" width="78.5%" max_width="536px" module_alignment="right" global_colors_info="{}"]Through decades of R&D, we've refined our line to deliver high performance and world-class quality that save time and cost. [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="About" _builder_version="3.22" custom_padding="9px||3px|||" global_colors_info="{}"][et_pb_row column_structure="1_2,1_2" _builder_version="3.25" width="90%" max_width="90%" module_alignment="left" min_height="623.8px" use_custom_width="on" width_unit="off" custom_width_percent="90%" global_colors_info="{}"][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_image src="https://labandfurnace.com/wp-content/uploads/2021/12/muffle-furnace-mge.jpg" title_text="High Temperature Muffle Furnace" _builder_version="4.10.8" width="86.5%" max_width_tablet="400px" max_width_phone="" max_width_last_edited="on|tablet" custom_margin="-12vw|99px||||" custom_margin_tablet="-24vw||" custom_margin_phone="" custom_margin_last_edited="on|phone" custom_padding="|0px||||" animation_style="slide" animation_direction="left" animation_intensity_slide="1%" always_center_on_mobile="off" global_colors_info="{}"][/et_pb_image][/et_pb_column][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" custom_padding_tablet="|||10vw" custom_padding_phone="" custom_padding_last_edited="on|tablet" global_colors_info="{}" padding_tablet="|||10vw" padding_last_edited="on|tablet" custom_padding__hover="|||"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]But what sets SH Scientific muffle furnaces apart? [/et_pb_text][et_pb_text _builder_version="4.10.8" header_font="||||||||" header_2_font="|300|||||||" header_2_font_size="35px" header_2_line_height="1.3em" max_width="700px" custom_margin="||10px" animation_style="slide" animation_direction="top" animation_intensity_slide="5%" header_2_font_size_tablet="36px" header_2_font_size_phone="24px" header_2_font_size_last_edited="on|phone" locked="off" global_colors_info="{}"]Rapid, Precise Heating [/et_pb_text][et_pb_divider color="#2a2a2a" divider_weight="2px" _builder_version="3.19.11" max_width="50px" height="2px" animation_style="slide" animation_direction="top" animation_intensity_slide="20%" locked="off" global_colors_info="{}"][/et_pb_divider][et_pb_text _builder_version="3.27.4" text_line_height="2em" max_width="700px" animation_style="slide" animation_direction="top" animation_intensity_slide="5%" locked="off" global_colors_info="{}"]All models feature state-of-the-art heating elements made of Kanthal (1050°C and 1200°C), SiC (1500°C), or MoSi2 (1800°C). These materials are temperature-specific to provide the best possible balance of temperature stability, energy use, and longevity under real-world operation. Heat settings are handled by a trustworthy digital controller accurate to just ±1°C. Programmable controllers are available for most models. The interior is surrounded by ceramic insulation, which not only minimizes energy consumption and temperature variation, but keeps the furnace safe to touch while operating. [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" _builder_version="4.10.8" _module_preset="default" custom_margin="3px||-70px|||" custom_padding="30px|||||" global_colors_info="{}"][et_pb_row _builder_version="3.25" max_width="700px" use_custom_width="on" custom_width_px="700px" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="4.10.8" text_font="||||||||" header_font="||||||||" header_2_font="Mukta|300|||||||" header_2_font_size="54px" header_2_line_height="1.3em" text_orientation="center" custom_margin="||25px||false|false" custom_padding="|0px||||" animation_style="slide" animation_direction="top" animation_intensity_slide="5%" header_2_font_size_tablet="36px" header_2_font_size_phone="24px" header_2_font_size_last_edited="on|phone" locked="off" global_colors_info="{}"]Versatile & Trusted Equipment [/et_pb_text][et_pb_divider color="#2a2a2a" divider_weight="3px" _builder_version="3.19.8" max_width="50px" module_alignment="center" animation_style="slide" animation_direction="top" animation_intensity_slide="20%" locked="off" global_colors_info="{}"][/et_pb_divider][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="Call to Action" _builder_version="3.22" custom_padding="0|0px|0|0px|true|false" locked="off" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" width="85%" max_width="1000px" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]Your goal is to explore the frontiers of research or production. Ours is to equip you with dependable performance at the push of a button. Quickly melt samples for molding, coating, enameling, etc. Sinter and anneal metals and ceramics to create pure, resilient finished goods Rapidly perform combustion and ashing analyses Debind and handle by-products from plastics and polymers From the temperature-specific heating elements right down to the positioning of insulation, we've obsessed over nuances that add up to a muffle furnace that just works. No wasting time on slow heating, temperamental controls, or complex set-up.   [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="Call to Action" _builder_version="3.22" custom_padding="0|0px|0|0px|true|false" locked="off" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]Who Uses SH Muffle Furnaces? [/et_pb_text][/et_pb_column][/et_pb_row][et_pb_row _builder_version="4.10.8" _module_preset="default" max_width="1000px" custom_padding="||0px|||" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]We're proud to be the choice of high-tech companies and university labs, including: Academic researchers in materials engineering, chemistry, and environmental science Oil and gas producers Aerospace and defense R&D labs General metallurgical facilities Cutting-edge graphene and solid-state battery producers Medical implant labs Construction materials manufacturers Environmental and consumer-goods safety analysts   [/et_pb_text][et_pb_video src="https://www.youtube.com/watch?v=36OtO9i7x-U" _builder_version="4.10.8" _module_preset="default" hover_enabled="0" sticky_enabled="0"][/et_pb_video][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="FAQ" _builder_version="3.22" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" max_width="1000px" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_divider _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][/et_pb_divider][/et_pb_column][/et_pb_row][et_pb_row _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]Your Next Steps [/et_pb_text][et_pb_divider color="#2a2a2a" divider_weight="3px" _builder_version="3.19.8" max_width="50px" module_alignment="center" animation_style="slide" animation_direction="top" animation_intensity_slide="20%" locked="off" global_colors_info="{}"][/et_pb_divider][/et_pb_column][/et_pb_row][et_pb_row _builder_version="4.10.8" _module_preset="default" max_width="1000px" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]At SH, we aim to supply muffle furnaces that are easy to live with in every respect. That starts long before taking delivery, with USA-based sales, shipping, and support teams that are available on your schedule. We encourage you to explore our full range of muffle furnaces, and we welcome your call or email any time. Don't see exactly what you're looking for? No problem! Whether you'd like to talk tech specs, discuss customizations, or simply learn more about owning and using SH products, please reach out today. [/et_pb_text][et_pb_image src="https://labandfurnace.com/wp-content/uploads/2021/04/SH-logo-since-1982-2.png" alt="SH Scientific Logo" title_text="SH Scientific Logo" align="center" _builder_version="4.10.8" _module_preset="default" max_width="300px" global_colors_info="{}"][/et_pb_image][/et_pb_column][/et_pb_row][/et_pb_section] ### Autoclave for Mushroom Cultivation [et_pb_section fb_built="1" next_background_color="#ffffff" admin_label="Hero" _builder_version="4.10.8" use_background_color_gradient="on" background_color_gradient_start="#042028" background_color_gradient_end="rgba(128,103,79,0.5)" background_color_gradient_direction="70deg" background_color_gradient_overlays_image="on" background_image="https://labandfurnace.com/wp-content/uploads/2021/09/mushroom-cultivation-grain-bags.jpg" custom_margin="||3%|" custom_padding="6vw||145px|||" bottom_divider_style="mountains2" bottom_divider_height="20vw" bottom_divider_repeat="0.5x" bottom_divider_flip="horizontal|vertical" global_colors_info="{}"][et_pb_row _builder_version="3.25" custom_margin="|||" custom_padding="27px|0px|0|0px|false|false" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="3.27.4" text_font="||||||||" header_font="Josefin Sans|700|||||||" header_font_size="90px" header_line_height="1.4em" header_2_font="Josefin Sans||||||||" header_2_text_color="rgba(255,255,255,0.6)" header_2_font_size="32px" header_2_line_height="1.4em" background_layout="dark" animation_style="slide" animation_direction="right" animation_intensity_slide="4%" header_font_size_tablet="50px" header_font_size_phone="32px" header_font_size_last_edited="on|desktop" header_2_font_size_tablet="" header_2_font_size_phone="24px" header_2_font_size_last_edited="on|phone" global_colors_info="{}"]Produce More Spend Less Make professional-quality mushroom cultivation more accessible, consistent, productive, and stress-free. [/et_pb_text][/et_pb_column][/et_pb_row][et_pb_row column_structure="1_2,1_2" _builder_version="3.25" custom_margin="|6px||auto||" custom_padding="0|0px|27px|0px|false|false" locked="off" global_colors_info="{}"][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][/et_pb_column][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_button button_text="Call (503) 898-9320" _builder_version="4.10.8" custom_button="on" button_text_size="22px" button_text_color="rgba(255,255,255,0.9)" button_bg_color="#f47a55" button_border_width="8px" button_border_color="#f47a55" button_border_radius="0px" button_letter_spacing="0px" button_font="Josefin Sans|700|||||||" custom_margin="|90px||" custom_margin_phone="|70px||" custom_margin_last_edited="off|desktop" custom_padding="|||" animation_style="slide" animation_direction="left" animation_intensity_slide="8%" button_text_size_phone="20px" button_text_size_last_edited="off|desktop" box_shadow_style="preset3" box_shadow_blur="20px" box_shadow_spread="-10px" global_colors_info="{}" button_text_size__hover_enabled="off" button_one_text_size__hover_enabled="off" button_two_text_size__hover_enabled="off" button_text_color__hover_enabled="off" button_one_text_color__hover_enabled="off" button_two_text_color__hover_enabled="off" button_border_width__hover_enabled="off" button_one_border_width__hover_enabled="off" button_two_border_width__hover_enabled="off" button_border_color__hover_enabled="off" button_one_border_color__hover_enabled="off" button_two_border_color__hover_enabled="off" button_border_radius__hover_enabled="off" button_one_border_radius__hover_enabled="off" button_two_border_radius__hover_enabled="off" button_letter_spacing__hover_enabled="off" button_one_letter_spacing__hover_enabled="off" button_two_letter_spacing__hover_enabled="off" button_bg_color__hover_enabled="off" button_one_bg_color__hover_enabled="off" button_two_bg_color__hover_enabled="off"][/et_pb_button][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="Services" _builder_version="3.22" custom_padding="54px|0px|54px|0|false|false" global_colors_info="{}"][et_pb_row _builder_version="3.25" custom_padding="30px|0px|0|0px|false|false" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="4.10.8" text_font="||||||||" header_font="||||||||" header_text_color="rgba(0,0,0,0)" header_2_font="Josefin Sans|700|||||||" header_2_font_size="48px" header_2_line_height="1.4em" header_3_font="Josefin Sans|700||on|||||" header_3_text_color="rgba(43,51,68,0.2)" max_width="700px" custom_margin="|||" custom_padding="|||" header_2_font_size_tablet="" header_2_font_size_phone="24px" header_2_font_size_last_edited="on|phone" header_2_line_height_tablet="1.4em" header_2_line_height_phone="" header_2_line_height_last_edited="on|desktop" global_colors_info="{}"]SH Scientific Autoclave for Mushroom Cultivation [/et_pb_text][/et_pb_column][/et_pb_row][et_pb_row column_structure="1_2,1_2" _builder_version="3.25" global_colors_info="{}"][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="3.27.4" text_font="Open Sans||||||||" text_font_size="18px" text_line_height="1.8em" locked="off" global_colors_info="{}"]Pressure cookers and canning pots are great ways to get started with mushroom cultivation. But sooner or later, it’s time for something purpose-built. You can take a chance on secondhand or off-brand equipment… Or you can step up your mushroom production with a lab-grade vertical autoclave from SH Scientific. [/et_pb_text][/et_pb_column][et_pb_column type="1_2" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_image src="https://labandfurnace.com/wp-content/uploads/2021/09/SH-Scientific-150L-vertical-autoclaves-let-small-pressure-cookers-aside.jpg" title_text="SH-Scientific-150L-vertical-autoclaves-let-small-pressure-cookers-aside" show_bottom_space="off" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][/et_pb_image][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]Unlike using a pressure cooker, there’s no mess, no hassle, and no need for a stovetop. [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" admin_label="Testimonials" _builder_version="3.22" background_color="#edeff4" custom_padding="100px|0px|100px|0px|true|false" global_colors_info="{}"][et_pb_row column_structure="3_5,2_5" use_custom_gutter="on" gutter_width="1" make_equal="on" padding_top_bottom_link_1="true" module_class=" et_pb_row_fullwidth" _builder_version="4.10.8" width="100%" width_tablet="100%" width_phone="" width_last_edited="on|desktop" max_width="100%" max_width_tablet="100%" max_width_phone="" max_width_last_edited="on|desktop" custom_margin_tablet="||30px|" custom_margin_phone="" custom_margin_last_edited="on|tablet" custom_padding="0|0px|0px|0|false|false" make_fullwidth="on" global_colors_info="{}"][et_pb_column type="3_5" _builder_version="3.25" custom_padding="80px|80px|80px|10%" custom_padding_tablet="0px|10%|0px|10%|true|true" custom_padding_phone="" custom_padding_last_edited="on|tablet" global_colors_info="{}" padding_tablet="0px|10%|0px|10%|true|true" padding_last_edited="on|tablet" custom_padding__hover="|||"][et_pb_text _builder_version="4.10.8" text_font="Open Sans||||||||" text_font_size="18px" text_line_height="1.8em" header_font="||||||||" header_2_font="Josefin Sans|700|||||||" header_2_font_size="32px" header_2_line_height="1.5em" header_3_font="Josefin Sans|700||on|||||" header_3_text_color="rgba(43,51,68,0.2)" max_width="700px" custom_margin="||30px|" custom_padding="|||" locked="off" global_colors_info="{}"]Safe & Accurate Originally designed for biomedical use, our autoclaves add the top class performance for mushroom growers, mycology tools & supply stores, and mushroom-based ingredient businesses. Trustworthy grain sterilization thanks to temperature stability of just ± 1°C at 121°C. Rapid heating and efficient shape to produce more in limited space and time. Safer use with standard features like automatic door locking and water level detection. Streamlined workflow thanks to a digital controller and timer (auto-stop after sterilization is completed). Efficient electricity use for affordable operation and long-run cost savings. Versatile configurations of 60L, 100L, or 150L capacity and 220V power. The vertical (top-loading) design is ideal for mid-scale commercial production as well as home and small-scale use. Its cylindrical chamber maximizes sterilization volume—perfect when space is at a premium. [/et_pb_text][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"] Unlike using a pressure cooker,there’s no mess, no hassle, and no need for a stovetop. [/et_pb_text][/et_pb_column][et_pb_column type="2_5" _builder_version="4.10.8" background_color_gradient_direction="165deg" background_image="https://labandfurnace.com/wp-content/uploads/2021/09/vertical-autoclave-512x1024.jpg" parallax="on" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_divider show_divider="off" _builder_version="4.10.8" height="100px" custom_padding="||0px|||" global_colors_info="{}"][/et_pb_divider][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" prev_background_color="#edeff4" next_background_color="#ffffff" admin_label="CTA Section" _builder_version="4.10.8" use_background_color_gradient="on" background_color_gradient_start="#283d4b" background_color_gradient_end="rgba(128,103,79,0.5)" background_color_gradient_direction="70deg" background_color_gradient_overlays_image="on" background_image="https://labandfurnace.com/wp-content/uploads/2021/09/shscientific_sh_ac_60m_60liter_vertical_autoclave_pressurized_steam_sterilizer.jpg" custom_margin="|||" custom_padding="13vw||7vw||false|false" top_divider_style="mountains2" top_divider_height="18vw" top_divider_repeat="0.5x" bottom_divider_style="mountains2" bottom_divider_height="14%" bottom_divider_repeat="0.5x" bottom_divider_flip="horizontal" locked="off" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" custom_margin="|||" custom_padding="27px|0px|0|0px|false|false" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="4.10.8" text_font="||||||||" header_font="||||||||" header_2_font="Josefin Sans|700|||||||" header_2_font_size="80px" header_2_line_height="1.4em" header_3_font="Josefin Sans||||||||" header_3_text_color="rgba(255,255,255,0.6)" header_3_font_size="32px" header_3_line_height="1.4em" background_layout="dark" animation_style="slide" animation_direction="right" animation_intensity_slide="4%" header_font_size_tablet="70px" header_font_size_phone="50px" header_font_size_last_edited="off|desktop" header_2_font_size_tablet="50px" header_2_font_size_phone="32px" header_2_font_size_last_edited="on|phone" header_3_font_size_tablet="" header_3_font_size_phone="24px" header_3_font_size_last_edited="on|phone" locked="off" global_colors_info="{}"]Why Do Mushroom Growers Choose SH Autoclaves?   [/et_pb_text][et_pb_accordion _builder_version="4.10.8" _module_preset="default" hover_enabled="0" global_colors_info="{}" sticky_enabled="0"][et_pb_accordion_item title="More efficient carrying capacity" open="on" _builder_version="4.10.8" _module_preset="default" hover_enabled="0" global_colors_info="{}" sticky_enabled="0"]SH Scientific autoclaves can accommodate 2 baskets vertically, effectively doubling your sterilization productivity. For the SH-AC-150M 150-liter model (Ø510 x 740mm chamber), the max loads are: 120 lbs per run with 2.5-lb grain bags. This assumes up to 48 bags with two baskets per run. 128 lbs per run with 4-lb grain bags. This assumes up to 32 bags with two baskets per run. 128 lbs per run with 8-lb grain bags. This assumes up to 16 bags with two baskets per run. For the SH-AC-100M 100-liter model (Ø440 x 650mm chamber), the max load is 90 lbs per run with 3-lb grain bags. This assumes up to 30 bags with two baskets per run. You can run twice a day without hassle.   Load Modestly & Evenly It’s tempting to fill your autoclave to the brim to minimize the number of cycles. However, that’s not a good practice. Overloaded autoclaves can’t sterilize things in the center as thoroughly as the rest. Keep a little space in the center, and aim for some “breathing room” between all items in the autoclave. That’s especially important for things like grain bags, which tend to sag or compress when stacked. Household items—like glass jars and ceramic mugs—make terrific spacers.​ [/et_pb_accordion_item][et_pb_accordion_item title="Quicker turnaround time" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}" open="off"]Sterilization time depends on the type and amount of grain you're using. It's generally a 1- to 2-hour process.Unlike a pressure cooker or other common tools, our lab-grade equipment ensures steady temperature and pressure the entire time.There's no need for guesswork or assumptions, since how long you think it's sterilizing is how long it's actually sterilizing! [/et_pb_accordion_item][et_pb_accordion_item title="Hands-off timer & auto-stop features" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}" open="off"]Without precise timers and auto-stop functions, managing large-scale sterilization is chaos. You or your staff may find yourselves running from one pressure cooker to the next, scrambling to manage different batches, let alone keep tabs on other tasks and even safety priorities.But SH Scientific vertical autoclaves take this off your plate. We provide digital controllers, built directly into each device, for set-and-forget temperature and sterilization time management. [/et_pb_accordion_item][et_pb_accordion_item title="Hassle-free installation & operation" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}" open="off"]New equipment is no good if getting started means putting operations on hold.Our autoclaves are plug-and-play, literally, with no confusion or headaches.Note that the 60-liter model includes a standard plug, but its 100- and 150-liter siblings are hardwired. All models are 220V by default. [/et_pb_accordion_item][et_pb_accordion_item title="Quick, convenient stock & support" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}" open="off"]With a warehouse in California and sales office in Oregon, we ship quickly and can provide support during your hours. [/et_pb_accordion_item][/et_pb_accordion][/et_pb_column][/et_pb_row][et_pb_row use_custom_gutter="on" gutter_width="1" disabled_on="on|off|off" module_class=" et_pb_row_fullwidth" _builder_version="3.25" width="100%" width_tablet="100%" width_phone="" width_last_edited="on|desktop" max_width="100%" max_width_tablet="100%" max_width_phone="" max_width_last_edited="on|desktop" make_fullwidth="on" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="3.25" custom_padding="|||" global_colors_info="{}" custom_padding__hover="|||"][et_pb_text _builder_version="3.27.4" text_font="Josefin Sans|700||on|||||" text_text_color="rgba(255,255,255,0.2)" text_font_size="18vw" text_line_height="1em" quote_font="||||||||" header_font="||||||||" custom_margin="||-0.4em|" custom_padding="|||" filter_blur="7px" animation_style="slide" animation_direction="right" animation_duration="10000ms" animation_intensity_slide="10%" animation_starting_opacity="40%" animation_speed_curve="linear" text_font_size_tablet="124px" text_font_size_phone="90px" text_font_size_last_edited="off|desktop" global_colors_info="{}"][/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" _builder_version="4.10.8" _module_preset="default"][et_pb_row _builder_version="4.10.8" _module_preset="default"][et_pb_column _builder_version="4.10.8" _module_preset="default" type="4_4"][et_pb_text _builder_version="4.10.8" _module_preset="default" hover_enabled="0" sticky_enabled="0"]Customer Photos [/et_pb_text][et_pb_divider _builder_version="4.10.8" _module_preset="default" hover_enabled="0" sticky_enabled="0" max_width="50px" divider_weight="2px" module_alignment="center" color="#000000"][/et_pb_divider][et_pb_nextend_smart_slider_3 _builder_version="4.10.8" _module_preset="default" slider="5" hover_enabled="0" sticky_enabled="0"][/et_pb_nextend_smart_slider_3][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]SH Scientific Autoclaves for Mushroom Cultivation Add to cart Autoclave SH Autoclave 60M SKU: SH-AC-60M-K $2,999 Add to cart Autoclave SH Autoclave 100M SKU: SH-AC-100M $3,699 Add to cart Autoclave SH Autoclave 150M SKU: SH-AC-150M-NEW $3,499 Add to cart Autoclave, Large Capacity Autoclave SH Autoclave 300M (10.6 ft³ chamber) SKU: SH-AC-300M $9,800 Add to cart Autoclave, Large Capacity Autoclave SH Autoclave 550M (19.4 ft³ chamber) SKU: SH-AC-550M $15,999 Out of stock Read more Autoclave, Large Capacity Autoclave SH Autoclave 1200M (42.4 ft³ chamber) SKU: SH-AC-1200M $32,800 Add to cart Autoclave Extra Wire Basket for Autoclave 150M SKU: SH-AC150WB $249 Add to cart Autoclave, Autoclave for Mushroom Growers, Laminar Flow Clean Bench | Fan Filter Unit Laminar Flow Fan Filter Unit FFU-1170 SKU: SH-FFU-1170 $1,299 [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_divider _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][/et_pb_divider][/et_pb_column][/et_pb_row][/et_pb_section][et_pb_section fb_built="1" _builder_version="4.10.8" _module_preset="default" use_background_color_gradient="on" background_color_gradient_start="#494200" background_color_gradient_end="rgba(40,40,3,0.81)" global_colors_info="{}"][et_pb_row _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_column type="4_4" _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]How to Cultivate Mushrooms with an Autoclave [/et_pb_text][et_pb_text _builder_version="4.10.8" _module_preset="default" global_colors_info="{}"]Nationwide, we're eating more and more mushrooms every single year. Not just the bland, soggy ones from the corner store, either. We're talking specialty types like oyster, shiitake, even maitake and lion's mane. And it's surprisingly easy to get started—provided you've got the right equipment. Here's everything you need to know to prepare your first batch. 1. As usual, decide which type of mushroom you'll cultivate. 2. Prepare the grain (typically rye berry, millet, wheat, or corn) by soaking it for 24 hours, then cleaning and drying it. 3. Place the grain in jars or grow bags with an air filter patch and injection port. 4. Load the jars or bags in an SH Scientific vertical autoclave for sterilization. 5. Set the autoclave's timer as your batch size dictates. A typical range is 1-2 hours at 121°C and 15 psi. 6. Inoculate the sterilized grain via grain spawn transfer, agar tissue culture transfer, or liquid inoculation with a syringe. 7. Wait a few days as the grain gets fully colonized with mycelium and develops mushroom spawn. 8. Mix the grain spawn with the pasteurized substrate, and sit back as it grows into big, flavorful mushrooms! [/et_pb_text][/et_pb_column][/et_pb_row][/et_pb_section] ### Terms of Service TERMS OF SERVICE OVERVIEW This website is operated by SH Scientific Corporation. Throughout the site, the terms “we”, “us” and “our” refer to SH Scientific Corporation. SH Scientific Corporation offers this website, including all information, tools and services available from this site to you, the user, conditioned upon your acceptance of all terms, conditions, policies and notices stated here. By visiting our site and/ or purchasing something from us, you engage in our “Service” and agree to be bound by the following terms and conditions (“Terms of Service”, “Terms”), including those additional terms and conditions and policies referenced herein and/or available by hyperlink. These Terms of Service apply to all users of the site, including without limitation users who are browsers, vendors, customers, merchants, and/ or contributors of content. Please read these Terms of Service carefully before accessing or using our website. By accessing or using any part of the site, you agree to be bound by these Terms of Service. If you do not agree to all the terms and conditions of this agreement, then you may not access the website or use any services. If these Terms of Service are considered an offer, acceptance is expressly limited to these Terms of Service. Any new features or tools which are added to the current store shall also be subject to the Terms of Service. You can review the most current version of the Terms of Service at any time on this page. We reserve the right to update, change or replace any part of these Terms of Service by posting updates and/or changes to our website. It is your responsibility to check this page periodically for changes. Your continued use of or access to the website following the posting of any changes constitutes acceptance of those changes. SECTION 1 - ONLINE STORE TERMS By agreeing to these Terms of Service, you represent that you are at least the age of majority in your state or province of residence, or that you are the age of majority in your state or province of residence and you have given us your consent to allow any of your minor dependents to use this site. You may not use our products for any illegal or unauthorized purpose nor may you, in the use of the Service, violate any laws in your jurisdiction (including but not limited to copyright laws). You must not transmit any worms or viruses or any code of a destructive nature. A breach or violation of any of the Terms will result in an immediate termination of your Services. SECTION 2 - GENERAL CONDITIONS We reserve the right to refuse service to anyone for any reason at any time. You understand that your content (not including credit card information), may be transferred unencrypted and involve (a) transmissions over various networks; and (b) changes to conform and adapt to technical requirements of connecting networks or devices. Credit card information is always encrypted during transfer over networks. You agree not to reproduce, duplicate, copy, sell, resell or exploit any portion of the Service, use of the Service, or access to the Service or any contact on the website through which the service is provided, without express written permission by us. The headings used in this agreement are included for convenience only and will not limit or otherwise affect these Terms. SECTION 3 - ACCURACY, COMPLETENESS AND TIMELINESS OF INFORMATION We are not responsible if information made available on this site is not accurate, complete or current. The material on this site is provided for general information only and should not be relied upon or used as the sole basis for making decisions without consulting primary, more accurate, more complete or more timely sources of information. Any reliance on the material on this site is at your own risk. This site may contain certain historical information. Historical information, necessarily, is not current and is provided for your reference only. We reserve the right to modify the contents of this site at any time, but we have no obligation to update any information on our site. You agree that it is your responsibility to monitor changes to our site. SECTION 4 - MODIFICATIONS TO THE SERVICE AND PRICES Prices for our products are subject to change without notice. We reserve the right at any time to modify or discontinue the Service (or any part or content thereof) without notice at any time. We shall not be liable to you or to any third-party for any modification, price change, suspension or discontinuance of the Service. SECTION 5 - PRODUCTS OR SERVICES (if applicable) Certain products or services may be available exclusively online through the website. These products or services may have limited quantities and are subject to return or exchange only according to our Return Policy. We have made every effort to display as accurately as possible the colors and images of our products that appear at the store. We cannot guarantee that your computer monitor's display of any color will be accurate. We reserve the right, but are not obligated, to limit the sales of our products or Services to any person, geographic region or jurisdiction. We may exercise this right on a case-by-case basis. We reserve the right to limit the quantities of any products or services that we offer. All descriptions of products or product pricing are subject to change at anytime without notice, at the sole discretion of us. We reserve the right to discontinue any product at any time. Any offer for any product or service made on this site is void where prohibited. We do not warrant that the quality of any products, services, information, or other material purchased or obtained by you will meet your expectations, or that any errors in the Service will be corrected. SECTION 6 - ACCURACY OF BILLING AND ACCOUNT INFORMATION We reserve the right to refuse any order you place with us. We may, in our sole discretion, limit or cancel quantities purchased per person, per household or per order. These restrictions may include orders placed by or under the same customer account, the same credit card, and/or orders that use the same billing and/or shipping address. In the event that we make a change to or cancel an order, we may attempt to notify you by contacting the e-mail and/or billing address/phone number provided at the time the order was made. We reserve the right to limit or prohibit orders that, in our sole judgment, appear to be placed by dealers, resellers or distributors. You agree to provide current, complete and accurate purchase and account information for all purchases made at our store. You agree to promptly update your account and other information, including your email address and credit card numbers and expiration dates, so that we can complete your transactions and contact you as needed. For more detail, please review our Returns Policy. SECTION 7 - OPTIONAL TOOLS We may provide you with access to third-party tools over which we neither monitor nor have any control nor input. You acknowledge and agree that we provide access to such tools ”as is” and “as available” without any warranties, representations or conditions of any kind and without any endorsement. We shall have no liability whatsoever arising from or relating to your use of optional third-party tools. Any use by you of optional tools offered through the site is entirely at your own risk and discretion and you should ensure that you are familiar with and approve of the terms on which tools are provided by the relevant third-party provider(s). We may also, in the future, offer new services and/or features through the website (including, the release of new tools and resources). Such new features and/or services shall also be subject to these Terms of Service. SECTION 8 - THIRD-PARTY LINKS Certain content, products and services available via our Service may include materials from third-parties. Third-party links on this site may direct you to third-party websites that are not affiliated with us. We are not responsible for examining or evaluating the content or accuracy and we do not warrant and will not have any liability or responsibility for any third-party materials or websites, or for any other materials, products, or services of third-parties. We are not liable for any harm or damages related to the purchase or use of goods, services, resources, content, or any other transactions made in connection with any third-party websites. Please review carefully the third-party's policies and practices and make sure you understand them before you engage in any transaction. Complaints, claims, concerns, or questions regarding third-party products should be directed to the third-party. SECTION 9 - USER COMMENTS, FEEDBACK AND OTHER SUBMISSIONS If, at our request, you send certain specific submissions (for example contest entries) or without a request from us you send creative ideas, suggestions, proposals, plans, or other materials, whether online, by email, by postal mail, or otherwise (collectively, 'comments'), you agree that we may, at any time, without restriction, edit, copy, publish, distribute, translate and otherwise use in any medium any comments that you forward to us. We are and shall be under no obligation (1) to maintain any comments in confidence; (2) to pay compensation for any comments; or (3) to respond to any comments. We may, but have no obligation to, monitor, edit or remove content that we determine in our sole discretion are unlawful, offensive, threatening, libelous, defamatory, pornographic, obscene or otherwise objectionable or violates any party’s intellectual property or these Terms of Service. You agree that your comments will not violate any right of any third-party, including copyright, trademark, privacy, personality or other personal or proprietary right. You further agree that your comments will not contain libelous or otherwise unlawful, abusive or obscene material, or contain any computer virus or other malware that could in any way affect the operation of the Service or any related website. You may not use a false e-mail address, pretend to be someone other than yourself, or otherwise mislead us or third-parties as to the origin of any comments. You are solely responsible for any comments you make and their accuracy. We take no responsibility and assume no liability for any comments posted by you or any third-party. SECTION 10 - PERSONAL INFORMATION Your submission of personal information through the store is governed by our Privacy Policy. To view our Privacy Policy. SECTION 11 - ERRORS, INACCURACIES AND OMISSIONS Occasionally there may be information on our site or in the Service that contains typographical errors, inaccuracies or omissions that may relate to product descriptions, pricing, promotions, offers, product shipping charges, transit times and availability. We reserve the right to correct any errors, inaccuracies or omissions, and to change or update information or cancel orders if any information in the Service or on any related website is inaccurate at any time without prior notice (including after you have submitted your order). We undertake no obligation to update, amend or clarify information in the Service or on any related website, including without limitation, pricing information, except as required by law. No specified update or refresh date applied in the Service or on any related website, should be taken to indicate that all information in the Service or on any related website has been modified or updated. SECTION 12 - PROHIBITED USES In addition to other prohibitions as set forth in the Terms of Service, you are prohibited from using the site or its content: (a) for any unlawful purpose; (b) to solicit others to perform or participate in any unlawful acts; (c) to violate any international, federal, provincial or state regulations, rules, laws, or local ordinances; (d) to infringe upon or violate our intellectual property rights or the intellectual property rights of others; (e) to harass, abuse, insult, harm, defame, slander, disparage, intimidate, or discriminate based on gender, sexual orientation, religion, ethnicity, race, age, national origin, or disability; (f) to submit false or misleading information; (g) to upload or transmit viruses or any other type of malicious code that will or may be used in any way that will affect the functionality or operation of the Service or of any related website, other websites, or the Internet; (h) to collect or track the personal information of others; (i) to spam, phish, pharm, pretext, spider, crawl, or scrape; (j) for any obscene or immoral purpose; or (k) to interfere with or circumvent the security features of the Service or any related website, other websites, or the Internet. We reserve the right to terminate your use of the Service or any related website for violating any of the prohibited uses. SECTION 13 - DISCLAIMER OF WARRANTIES; LIMITATION OF LIABILITY We do not guarantee, represent or warrant that your use of our service will be uninterrupted, timely, secure or error-free. We do not warrant that the results that may be obtained from the use of the service will be accurate or reliable. You agree that from time to time we may remove the service for indefinite periods of time or cancel the service at any time, without notice to you. You expressly agree that your use of, or inability to use, the service is at your sole risk. The service and all products and services delivered to you through the service are (except as expressly stated by us) provided 'as is' and 'as available' for your use, without any representation, warranties or conditions of any kind, either express or implied, including all implied warranties or conditions of merchantability, merchantable quality, fitness for a particular purpose, durability, title, and non-infringement. In no case shall SH Scientific Corporation, our directors, officers, employees, affiliates, agents, contractors, interns, suppliers, service providers or licensors be liable for any injury, loss, claim, or any direct, indirect, incidental, punitive, special, or consequential damages of any kind, including, without limitation lost profits, lost revenue, lost savings, loss of data, replacement costs, or any similar damages, whether based in contract, tort (including negligence), strict liability or otherwise, arising from your use of any of the service or any products procured using the service, or for any other claim related in any way to your use of the service or any product, including, but not limited to, any errors or omissions in any content, or any loss or damage of any kind incurred as a result of the use of the service or any content (or product) posted, transmitted, or otherwise made available via the service, even if advised of their possibility. Because some states or jurisdictions do not allow the exclusion or the limitation of liability for consequential or incidental damages, in such states or jurisdictions, our liability shall be limited to the maximum extent permitted by law. SECTION 14 - INDEMNIFICATION You agree to indemnify, defend and hold harmless SH Scientific Corporation. and our parent, subsidiaries, affiliates, partners, officers, directors, agents, contractors, licensors, service providers, subcontractors, suppliers, interns and employees, harmless from any claim or demand, including reasonable attorneys’ fees, made by any third-party due to or arising out of your breach of these Terms of Service or the documents they incorporate by reference, or your violation of any law or the rights of a third-party. SECTION 15 - SEVERABILITY In the event that any provision of these Terms of Service is determined to be unlawful, void or unenforceable, such provision shall nonetheless be enforceable to the fullest extent permitted by applicable law, and the unenforceable portion shall be deemed to be severed from these Terms of Service, such determination shall not affect the validity and enforceability of any other remaining provisions. SECTION 16 - TERMINATION The obligations and liabilities of the parties incurred prior to the termination date shall survive the termination of this agreement for all purposes. These Terms of Service are effective unless and until terminated by either you or us. You may terminate these Terms of Service at any time by notifying us that you no longer wish to use our Services, or when you cease using our site. If in our sole judgment you fail, or we suspect that you have failed, to comply with any term or provision of these Terms of Service, we also may terminate this agreement at any time without notice and you will remain liable for all amounts due up to and including the date of termination; and/or accordingly may deny you access to our Services (or any part thereof). SECTION 17 - ENTIRE AGREEMENT The failure of us to exercise or enforce any right or provision of these Terms of Service shall not constitute a waiver of such right or provision. These Terms of Service and any policies or operating rules posted by us on this site or in respect to The Service constitutes the entire agreement and understanding between you and us and govern your use of the Service, superseding any prior or contemporaneous agreements, communications and proposals, whether oral or written, between you and us (including, but not limited to, any prior versions of the Terms of Service). Any ambiguities in the interpretation of these Terms of Service shall not be construed against the drafting party. SECTION 18 - GOVERNING LAW These Terms of Service and any separate agreements whereby we provide you Services shall be governed by and construed in accordance with the laws of 12725 SW MILLIKAN WY, SUITES 343, Beaverton, OR, 97005, United States. SECTION 19 - CHANGES TO TERMS OF SERVICE You can review the most current version of the Terms of Service at any time at this page. We reserve the right, at our sole discretion, to update, change or replace any part of these Terms of Service by posting updates and changes to our website. It is your responsibility to check our website periodically for changes. Your continued use of or access to our website or the Service following the posting of any changes to these Terms of Service constitutes acceptance of those changes. SECTION 20 - CONTACT INFORMATION Questions about the Terms of Service should be sent to us at jhbang@samheung21.com. ### Refund Policy RETURNS SH Scientific WILL NOT PERMIT ANY RETURNS EXCEPT DOA (Dead on Arrival) products. SH Scientific will only accept returns when the product is proved as Dead on Arrival within 48 hours after receiving. You must keep the product as new and pack it with the original crate box or carton box so we can pick it up through 3rd party freight company. If the packing is not done, SH reserves right to hold a new unit until DOA unit is picked up with original condition. SH Scientific will provide a new unit in return for DOA unit instead of refund. DAMAGED PRODUCTS SH Scientific only ships out damaged-free products after checking the crate condition before release. - At the time of delivery, you must inspect the pallet/packaging for signs of damage and note all visible signs of damage on both copies of the bill of lading (customer and carrier copy) and take photos of all damage.​ ​- You must report the damage within 24 hours to SH Scientific with proof of photos and videos. - If there is substantial damage to your shipment, please reject your package and notify SH Scientific **If the customer does not provide evidences of damage within 24 hours after receiving, SH Scientific reserves the right to deny the claim. - SH Scientific is not responsible for failure of glassware which must be inspected before use because it may eventually develop imperfections or damage through normal usage, mishandling and stress caused by wrong assembly MISSING OR INCORRECT ITEMS You must report them within 48 hours after receiving. Refunds (if applicable) If you want to return units for refund due to your situation, - Your purchased units should be unused and undamaged in original packaging. - With SH Scientific's permission, you must arrange the return shipping and bear the cost. - Once it is returned to SH Scientific's place, we will inspect the condition. - If the returned unit is original condition, we will process refund with 30% restocking fee deducted from your purchase price. - If the returned unit is not original condition or damaged, refurbishment cost will be deducted additionally per the condition. ShippingTo return your product, you should mail your product to: 12725 SW MILLIKAN WY, SUITES 343, Beaverton, OR, 97005, United States. You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund. Depending on where you live, the time it may take for your exchanged product to reach you, may vary. If you are shipping an item over $100, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item. ### Company [vc_row][vc_column][vc_column_text] Since 1982 'Know how' is the key word that best describes SH Scientific SH Scientific Co., Ltd. is based on the framework of Samheung Science Machinery Manufacturing Co. which was established in South Korea in 1982. For more than 30 years of innovative services, we have provided our customers with utmost quality laboratory equipment, simulation units and other related industrial implements suitable for the fields of biology, chemistry, medicine, and much more. In line with this, we ensure that our tradition of highly inclusive customer support is maintained. Here at SH Scientific, we value our customers the most. That is why we make sure that we give our clients nothing but absolute satisfaction.     [/vc_column_text][/vc_column][/vc_row] ### Privacy Policy SH Scientific Corporation Privacy Policy This Privacy Policy describes how your personal information is collected, used, and shared when you visit or make a purchase from https://labandfurnace.com (the “Site”). PERSONAL INFORMATION WE COLLECT When you visit the Site, we automatically collect certain information about your device, including information about your web browser, IP address, time zone, and some of the cookies that are installed on your device. Additionally, as you browse the Site, we collect information about the individual web pages or products that you view, what websites or search terms referred you to the Site, and information about how you interact with the Site. We refer to this automatically-collected information as “Device Information.” We collect Device Information using the following technologies: - “Cookies” are data files that are placed on your device or computer and often include an anonymous unique identifier. For more information about cookies, and how to disable cookies, visit https://www.allaboutcookies.org. - “Log files” track actions occurring on the Site, and collect data including your IP address, browser type, Internet service provider, referring/exit pages, and date/time stamps. - “Web beacons,” “tags,” and “pixels” are electronic files used to record information about how you browse the Site. Additionally when you make a purchase or attempt to make a purchase through the Site, we collect certain information from you, including your name, billing address, shipping address, email address, and phone number. We refer to this information as “Order Information.” When we talk about “Personal Information” in this Privacy Policy, we are talking both about Device Information and Order Information. HOW DO WE USE YOUR PERSONAL INFORMATION? We use the Order Information that we collect generally to fulfill any orders placed through the Site (including processing your payment information, arranging for shipping, and providing you with invoices and/or order confirmations). Additionally, we use this Order Information to:Communicate with you;Screen our orders for potential risk or fraud; andWhen in line with the preferences you have shared with us, provide you with information or advertising relating to our products or services.We use the Device Information that we collect to help us screen for potential risk and fraud (in particular, your IP address), and more generally to improve and optimize our Site (for example, by generating analytics about how our customers browse and interact with the Site, and to assess the success of our marketing and advertising campaigns). BEHAVIOURAL ADVERTISINGAs described above, we use your Personal Information to provide you with targeted advertisements or marketing communications we believe may be of interest to you. For more information about how targeted advertising works, you can visit the Network Advertising Initiative’s (“NAI”) educational page at https://www.networkadvertising.org/understanding-online-advertising/how-does-it-work. You can opt out of targeted advertising by:INCLUDE OPT-OUT LINKS FROM WHICHEVER SERVICES BEING USED.COMMON LINKS INCLUDE:FACEBOOK - https://www.facebook.com/settings/?tab=adsGOOGLE - https://www.google.com/settings/ads/anonymousBING - https://advertise.bingads.microsoft.com/en-us/resources/policies/personalized-ads Additionally, you can opt out of some of these services by visiting the Digital Advertising Alliance’s opt-out portal at: https://optout.aboutads.info/. DO NOT TRACKPlease note that we do not alter our Site’s data collection and use practices when we see a Do Not Track signal from your browser. 10DLC COMPLIANCEIn compliance with 10DLC (10-digit long code) regulations, we collect and manage your phone number with care and respect for your privacy. We use your phone number to send transactional and promotional messages. By providing your phone number, you consent to receive text messages (SMS) from us regarding your orders, updates, and promotions. You can opt out of receiving these messages at any time by following the instructions provided in the text messages or by contacting us directly. DATA RETENTIONWhen you place an order through the Site, we will maintain your Order Information for our records unless and until you ask us to delete this information. CHANGESWe may update this privacy policy from time to time in order to reflect, for example, changes to our practices or for other operational, legal or regulatory reasons. CONTACT USFor more information about our privacy practices, if you have questions, or if you would like to make a complaint, please contact us by e-mail at jhbang@samheung21.com or by mail using the details provided below: 12725 SW MILLIKAN WY, SUITES 343, Beaverton, OR, 97005, United States ### Articles ### Wishlist [yith_wcwl_wishlist] ### My account Login Username or email address *Required Password *Required Remember me Forgot Password? Login Register Username *Required Email address *Required Password *Required Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. Register ### Checkout ### Cart No products added to the cart Return to shop ### Shop ## Products ### 1900°C – Tube Furnace w/Gas Supply System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1700°C - 22L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1700°C - 11L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1700°C - 4.5L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3 Zone - OD 200mm - Rapid Heating & Cooling CVD Tube Furnace SH Scientific’s 1200°C RTCVD series delivers rapid heating and cooling in a compact, cost-effective platform — purpose-built for CVD research without the complexity or cost of lamp-based systems. By preheating the furnace to the target temperature and moving it over the sample automatically or manually, the system delivers instant heating and rapid quenching, a key requirement for precision thermal processing. SH Scientific offers a laboratory tube furnace designed to perform both RTCVD and conventional CVD, depending on the operating mode selected. In Rapid Thermal CVD mode, the furnace enables high-purity thin film formation through fast temperature ramping, accurate temperature control, and tightly managed gas environments. These short thermal cycles help reduce dopant diffusion, defect formation, and interfacial mixing, making this furnace a strong fit for semiconductor device development and advanced materials research. The SH-RTCVD-100TG300 model uses a 100 mm tube with a single 300 mm heating zone. The SH-RTCVD-100TG200-3 model features a 100 mm tube with three independent 200 mm heating zones, for a total heated length of 600 mm. Two operating modes are available: Auto and Manual. Auto mode is optimized for RTCVD processes that require fast heating and cooling, while Manual mode supports standard CVD procedures. Mass Flow Controllers allow precise control of both inert and reactive gas flow during deposition. A vacuum pump can be connected to the vacuum port to create a stable vacuum atmosphere for sensitive processes. The Back Pressure Regulator at the gas outlet maintains positive internal pressure, preventing oxidation and protecting the tube throughout operation. Below is live data from an actual RTCVD experiment. After the furnace was preheated to 600°C and automatically positioned over the sample, the sample reached 600°C in about 4 minutes and 30 seconds. Once the preset dwell time finished, the furnace moved away from the sample and the cooling fans activated. The sample temperature dropped from 600°C to 80°C in approximately 25 minutes and 30 seconds. ### 1200°C - OD 200mm - Rapid Heating & Cooling CVD Tube Furnace SH Scientific’s 1200°C RTCVD series delivers rapid heating and cooling in a compact, cost-effective platform — purpose-built for CVD research without the complexity or cost of lamp-based systems. By preheating the furnace to the set temperature and moving it over the sample either automatically or manually, researchers can achieve instant heating followed by rapid quenching. This approach supports precise control during high-speed thermal processing. SH Scientific introduces a laboratory tube furnace designed to perform both RTCVD and conventional CVD, depending on the selected operating mode. The Rapid Thermal CVD system enables high-purity thin film formation through fast heating, accurate temperature management, and controlled reactive gas environments. These short thermal cycles help limit dopant diffusion, reduce defect formation, and minimize interfacial mixing, making the system well suited for advanced semiconductor and materials research. SH-RTCVD-200TG300 is engineered with super large bore 200 mm tube and a single 300 mm heating zone. SH-RTCVD-200TG200-3 features super large bore 200 mm tube and three independent 200 mm heating zones, providing a total heated length of 600 mm. Two operating modes are available: Auto and Manual. Auto mode is intended for RTCVD processes that require rapid heating and cooling, while Manual mode supports standard CVD operations. The system uses Mass Flow Controllers to precisely regulate both inert and reactive gas flow. A vacuum pump can be connected to the vacuum port to create a stable vacuum atmosphere for sensitive experiments. A Back Pressure Regulator at the gas outlet maintains accurate positive pressure inside the tube. This prevents material oxidation and protects the tube structure during processing. The data below demonstrates real performance using our RTCVD system during an actual test. Once the furnace was preheated to 600°C and automatically positioned over the sample, the sample reached 600°C in approximately 4 minutes and 30 seconds. After the preset dwell time, the furnace moved to the right and the cooling fans activated to begin rapid cooling. The sample temperature dropped from 600°C to 80°C in about 25 minutes and 30 seconds. ### 1200°C - OD 250mm - Turnkey 3-Zone Vacuum Tube Furnace System Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey Vacuum Tube Furnace System – OD 250mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### High Vacuum Turbomolecular Pump System | 10^-7 Torr SH Scientific’s high vacuum pump system helps 3DP and MIM manufacturers deliver superb finished products from oxidation-prone materials. Rapid advancements in 3D printing (3DP) and metal injection molding (MIM) technology have turned the manufacturing world on its head. Heat treatment addresses the structural shortcomings of 3DP titanium alloy parts, and removes the binders and release agents used in MIM. However, these materials are especially sensitive to oxidation, so thermal treatment requires high-vacuum conditions. Our high vacuum pumps are at the core of our world-class vacuum tube and muffle furnaces. They ensure reliable and uniquely cost-effective treatment of oxidation-prone materials. SH Scientific’s high vacuum system uses a two-stage pump to achieve pressures on the order of 10-3 to 10-7 torr. A stage-one oil pump acts as a pre-vacuum for a stage-two diffusion pump, all coordinated by a programmable-logic controller (PLC). Oil-free alternatives are also available, but not generally needed for 3DP or MIM products. Our pump system facilitates total atmospheric control even at extreme temperatures. Most customers purchase it as part of a turn-key furnace package, but it’s easily connected to other equipment (like certain SH tube furnaces, muffle furnaces, and drying ovens). Tested equipment Tube or Chamber size Vacuum level & time Time taken  Vacuum tube furnace SH-CVD-100TG300 100 diameter x 1000mm long tube 0.00005 torr 7min  Vacuum drying oven SH-VDO-30NG 27L chamber 300 x 300 x 300mm (W x D x H) 0.0005 torr 3min Vacuum muffle furnace SH-FU-10MGV 10L chamber 215 x 215 x 215mm (W x D x H) 0.0005 torr 90min ### 1200°C - 27L Quartz Chamber Muffle Furnace MGQ Series: 1200°C Quartz Chamber Muffle Furnace The MGQ Series is engineered for high-temperature, contamination-sensitive research. By integrating a removable high-purity quartz chamber liner within a robust ceramic muffle furnace, this system effectively isolates samples from standard insulation materials. This innovative design guarantees a pristine processing environment, facilitates controlled atmospheric purging, and significantly streamlines routine maintenance and cleaning protocols. Key Features & Advantages High-Purity Sample Isolation: The quartz liner acts as an impermeable barrier between the sample and the furnace insulation, virtually eliminating the risk of contamination from ceramic fiber dust, structural binders, or alkali outgassing. This is critical for experiments demanding stringent baseline purity. Modular, Replaceable Chamber Design: Unlike traditional muffle furnaces where volatile byproducts can permanently contaminate porous insulation, the quartz liner can be swiftly removed for thorough cleaning or swapped between projects. This prevents cross-contamination between distinct experimental runs and extends the overall usable life of the furnace. Superior Chemical Resistance: The quartz chamber provides exceptional resistance to a wide range of corrosive vapors and condensable compounds typically generated during polymer pyrolysis, organic burnout, and complex material synthesis. Controlled Atmosphere Capabilities: Equipped with a dedicated gas port, the chamber supports inert gas purging. Researchers can reliably introduce gases such as nitrogen, argon, or forming gas to maintain stable, partially controlled atmospheres for oxidation-sensitive processing. Heating Element & Insulation Protection: Reactive volatiles can severely degrade standard heating elements and ceramic insulation over time. The quartz barrier safely contains these aggressive species, reducing wear and prolonging the lifespan of the furnace's core heating components. Transparent Visual Inspection: The optically clear nature of the quartz allows researchers to visually verify chamber cleanliness, monitor condensate accumulation, and confirm precise sample positioning prior to initiating thermal cycles. Typical Research Applications The MGQ Series is the ideal thermal processing solution for laboratories requiring strict contamination control. Key applications include: Battery material calcination and development Catalyst preparation and activation Carbon material and graphene synthesis Polymer pyrolysis and organic burnout studies Nanomaterial and advanced semiconductor research High-purity ceramic processing ### 1200°C - 14L Quartz Chamber Muffle Furnace MGQ Series: 1200°C Quartz Chamber Muffle Furnace The MGQ Series is engineered for high-temperature, contamination-sensitive research. By integrating a removable high-purity quartz chamber liner within a robust ceramic muffle furnace, this system effectively isolates samples from standard insulation materials. This innovative design guarantees a pristine processing environment, facilitates controlled atmospheric purging, and significantly streamlines routine maintenance and cleaning protocols. Key Features & Advantages High-Purity Sample Isolation: The quartz liner acts as an impermeable barrier between the sample and the furnace insulation, virtually eliminating the risk of contamination from ceramic fiber dust, structural binders, or alkali outgassing. This is critical for experiments demanding stringent baseline purity. Modular, Replaceable Chamber Design: Unlike traditional muffle furnaces where volatile byproducts can permanently contaminate porous insulation, the quartz liner can be swiftly removed for thorough cleaning or swapped between projects. This prevents cross-contamination between distinct experimental runs and extends the overall usable life of the furnace. Superior Chemical Resistance: The quartz chamber provides exceptional resistance to a wide range of corrosive vapors and condensable compounds typically generated during polymer pyrolysis, organic burnout, and complex material synthesis. Controlled Atmosphere Capabilities: Equipped with a dedicated gas port, the chamber supports inert gas purging. Researchers can reliably introduce gases such as nitrogen, argon, or forming gas to maintain stable, partially controlled atmospheres for oxidation-sensitive processing. Heating Element & Insulation Protection: Reactive volatiles can severely degrade standard heating elements and ceramic insulation over time. The quartz barrier safely contains these aggressive species, reducing wear and prolonging the lifespan of the furnace's core heating components. Transparent Visual Inspection: The optically clear nature of the quartz allows researchers to visually verify chamber cleanliness, monitor condensate accumulation, and confirm precise sample positioning prior to initiating thermal cycles. Typical Research Applications The MGQ Series is the ideal thermal processing solution for laboratories requiring strict contamination control. Key applications include: Battery material calcination and development Catalyst preparation and activation Carbon material and graphene synthesis Polymer pyrolysis and organic burnout studies Nanomaterial and advanced semiconductor research High-purity ceramic processing ### 1200°C - 5L Quartz Chamber Muffle Furnace   MGQ Series: 1200°C Quartz Chamber Muffle Furnace The MGQ Series is engineered for high-temperature, contamination-sensitive research. By integrating a removable high-purity quartz chamber liner within a robust ceramic muffle furnace, this system effectively isolates samples from standard insulation materials. This innovative design guarantees a pristine processing environment, facilitates controlled atmospheric purging, and significantly streamlines routine maintenance and cleaning protocols. Key Features & Advantages High-Purity Sample Isolation: The quartz liner acts as an impermeable barrier between the sample and the furnace insulation, virtually eliminating the risk of contamination from ceramic fiber dust, structural binders, or alkali outgassing. This is critical for experiments demanding stringent baseline purity. Modular, Replaceable Chamber Design: Unlike traditional muffle furnaces where volatile byproducts can permanently contaminate porous insulation, the quartz liner can be swiftly removed for thorough cleaning or swapped between projects. This prevents cross-contamination between distinct experimental runs and extends the overall usable life of the furnace. Superior Chemical Resistance: The quartz chamber provides exceptional resistance to a wide range of corrosive vapors and condensable compounds typically generated during polymer pyrolysis, organic burnout, and complex material synthesis. Controlled Atmosphere Capabilities: Equipped with a dedicated gas port, the chamber supports inert gas purging. Researchers can reliably introduce gases such as Nitrogen, Argon, or forming gas to maintain stable, partially controlled atmospheres for oxidation-sensitive processing. Heating Element & Insulation Protection: Reactive volatiles can severely degrade standard heating elements and ceramic insulation over time. The quartz barrier safely contains these aggressive species, reducing wear and prolonging the lifespan of the furnace's core heating components. Transparent Visual Inspection: The optically clear nature of the quartz allows researchers to visually verify chamber cleanliness, monitor condensate accumulation, and confirm precise sample positioning prior to initiating thermal cycles. Typical Research Applications The MGQ Series is the ideal thermal processing solution for laboratories requiring strict contamination control. Key applications include: Battery material calcination and development Catalyst preparation and activation Carbon material and graphene synthesis Polymer pyrolysis and organic burnout studies Nanomaterial and advanced semiconductor research High-purity ceramic processing ### JC120 - Jaw Crusher for Coarse Materials & Pre-Grinding The SH-JC-120 is a laboratory-scale jaw crusher designed for primary crushing of coarse solid materials and reliable pre-grinding before a disk mill. It reduces larger pieces using compressive force and friction between a fixed jaw plate and an eccentrically driven movable jaw to produce a controlled, consistent feed for downstream milling and analysis. Product Highlights Laboratory jaw crusher for coarse crushing and sample preparation Pre-grinding step before disk mill Feed port size: 120 x 200 mm Recommended feed material particle size: 80 mm or less Typical final ground particle size: 30 mm or less Capacity: up to 300 kg per hour Process memory: 10 programs for speed and time Product overview The SH-JC-120 Jaw Crusher is a primary crushing system built for laboratory and R&D environments where consistent sample preparation is critical. By producing a more uniform feed, it helps improve the stability, efficiency, and repeatability of downstream milling and analytical workflows. This crusher is commonly used as the first stage in a size reduction line, especially when coarse solids must be reduced to a manageable, controlled size prior to disk milling. Where it fits in the workflow Jaw crushing is typically the first step in size reduction because disk mills and other fine mills perform best with consistent feed. SH-JC-120 is designed to prepare material for downstream processing with predictable results. Load coarse material through the top feed port Primary crushing to reach a controlled discharge size Transfer the crushed material to a disk mill for pre-grinding and further size reduction Typical workflow sequence: Coarse solids to SH-JC-120 primary crushing to disk mill pre-grinding, followed by finer milling steps as required by your process. Working principle Material is fed through the top feed port and crushed by repeated compression between the stationary jaw and the movable jaw. The movable jaw is driven eccentrically, generating a crushing motion that fractures material progressively until it reaches the discharge zone. The adjustable grinding gap enables practical control over the final particle size, with results depending on material characteristics such as hardness, brittleness, and moisture content. Key benefits Optimized for laboratory and R&D sample preparation Reliable pre-grinding stage that supports consistent downstream disk milling Controlled feed sizing to help improve milling efficiency and repeatability Process memory with 10 programs for speed and time to support multi-material workflows and SOP consistency Engineered for durability, safety-minded operation, and dependable daily use Applications and industries SH-JC-120 supports primary crushing and pre-grinding for a wide range of materials research, process development, and quality control environments where coarse solids must be reduced before disk milling. Mining and geology: primary crushing of rocks and ores for analytical sample preparation Metallurgy and materials research: pre-crushing brittle solids and sintered materials before milling Ceramics and glass: size reduction of minerals, fired fragments, and raw materials prior to disk milling Battery materials R&D: preparation of minerals, precursors, agglomerates, and recycled fragments before pre-grinding Cement and construction materials: crushing clinker, concrete fragments, and aggregates for QC and testing Chemical research: preparation of coarse solid materials for consistent processing and analysis Common use cases include primary crushing of coarse solids, sample preparation for analytical testing, and pre-grinding prior to disk milling. Why choose SH Scientific for jaw crushing in R&D SH Scientific designs lab equipment with one priority: supporting better research outcomes through dependable, repeatable processes. SH-JC-120 is built to serve as a reliable pre-treatment stage for high-value milling systems—helping labs maintain consistency, protect downstream equipment, and move from sample to insight faster. ### JC60 - Jaw Crusher for Coarse Materials & Pre-Grinding When research depends on reliable data, sample preparation can’t be an afterthought. The SH-JC-60 Laboratory Jaw Crusher is a primary crushing system designed to reduce coarse solid materials into a controlled, uniform feed—ideal for pre-grinding before Disk Mills, Planetary Mills, and Jet Mills. By delivering consistent particle sizing at the front end of your workflow, SH-JC-60 helps improve downstream milling efficiency, repeatability, and overall lab productivity. Built for laboratory and R&D environments, SH-JC-60 applies compressive force and friction between a fixed jaw plate and an eccentrically driven movable jaw to break down brittle or hard solids with controlled results. The adjustable grinding gap gives you practical control over output size, enabling stable sample preparation across a wide range of materials and research applications. Where the SH-JC-60 fits in your milling line A jaw crusher is the first step in many serious materials workflows—because fine mills perform best with consistent feed. SH-JC-60 is engineered to act as a dependable front-end pre-treatment stage: Coarse solids → SH-JC-60 primary crushing (to ≤10 mm) → Disk / Planetary / Jet milling (fine powder) This approach reduces bottlenecks, improves milling consistency, and helps protect high-value downstream equipment by avoiding oversized feed and unpredictable loading. Key benefits Optimized for laboratory and R&D sample preparation Reliable pre-grinding stage that supports consistent downstream milling Controlled feed sizing to help improve fine mill efficiency and repeatability Process memory with 10 programs for speed and time to support multi-material workflows and SOP consistency Engineered for durability, safety-minded operation, and dependable daily use Applications and industries SH-JC-60 supports primary crushing and pre-grinding for a wide range of materials research, process development, and quality control environments. Mining and geology: primary crushing of rocks and ores for analytical sample preparation Metallurgy and materials research: pre-crushing brittle solids and sintered materials before fine grinding Ceramics and glass: size reduction of minerals, fired fragments, and raw materials prior to milling Battery materials R&D: preparation of minerals, precursors, agglomerates, and recycled fragments before fine milling Cement and construction materials: crushing clinker, concrete fragments, and aggregates for QC and testing Chemical research: preparation of coarse solid materials for consistent processing and analysis Common use cases include primary crushing of coarse solids, sample preparation for analytical testing, and pre-grinding prior to fine milling. Why choose SH Scientific for jaw crushing in R&D SH Scientific designs lab equipment with one priority: supporting better research outcomes through dependable, repeatable processes. SH-JC-60 is built to serve as a reliable pre-treatment stage for high-value milling systems—helping labs maintain consistency, protect downstream equipment, and move from sample to insight faster. ### 3 Zone Batch Rotary Furnace - 48L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type 3-Zone Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0–10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 267.4 Φ x 4 T x 870 mm (STS310S) 250 Φ x 5T x 870 mm (Quartz) Reduced hot zone 267.4 Φ x 4 T => 60 Φ x 2.8 T x 40 mm (STS310S) 250 Φ x 5T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 250 mm (STS310S) 60 Φ x 2.5 T x 250 mm (Quartz) Rotation Speed: Adjustable from 2 to 10 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### 3 Zone Batch Rotary Furnace - 32L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type 3-Zone Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0–10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 216.3 Φ x 4 T x 870 mm (STS310S) 200 Φ x 5 T x 870 mm (Quartz) Reduced hot zone 216.3 Φ x 4 T => 60 Φ x 2.8 T x 40 mm (STS310S) 200 Φ x 5 T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 250 mm (STS310S) 60 Φ x 2.5 T x 250 mm (Quartz) Rotation Speed: Adjustable from 2 to 10 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### 3 Zone Batch Rotary Furnace - 8L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type 3-Zone Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Fully compatible with inert, reactive, or vacuum environments to support diverse thermal processing needs. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0 – 10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 114.3 Φ x 3 T x 870 mm (STS310S) 120 Φ x 3 T x 870 mm (Quartz) Reduced hot zone 114.3 Φ x 3 T => 60 Φ x 2.8 T x 40 mm (STS310S) 120 Φ x 3 T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 200 mm (STS310S) 60 Φ x 2.5 T x 200 mm (Quartz) Rotation Speed: Adjustable from 2 to 30 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### 1200°C - 3 Zone - OD 100mm - Rapid Heating & Cooling CVD Tube Furnace SH Scientific’s 1200°C RTCVD series delivers rapid heating and cooling in a compact, cost-effective platform — purpose-built for CVD research without the complexity or cost of lamp-based systems. By preheating the furnace to the target temperature and moving it over the sample automatically or manually, the system delivers instant heating and rapid quenching, a key requirement for precision thermal processing. SH Scientific offers a laboratory tube furnace designed to perform both RTCVD and conventional CVD, depending on the operating mode selected. In Rapid Thermal CVD mode, the furnace enables high-purity thin film formation through fast temperature ramping, accurate temperature control, and tightly managed gas environments. These short thermal cycles help reduce dopant diffusion, defect formation, and interfacial mixing, making this furnace a strong fit for semiconductor device development and advanced materials research. The SH-RTCVD-100TG300 model uses a 100 mm tube with a single 300 mm heating zone. The SH-RTCVD-100TG200-3 model features a 100 mm tube with three independent 200 mm heating zones, for a total heated length of 600 mm. Two operating modes are available: Auto and Manual. Auto mode is optimized for RTCVD processes that require fast heating and cooling, while Manual mode supports standard CVD procedures. Mass Flow Controllers allow precise control of both inert and reactive gas flow during deposition. A vacuum pump can be connected to the vacuum port to create a stable vacuum atmosphere for sensitive processes. The Back Pressure Regulator at the gas outlet maintains positive internal pressure, preventing oxidation and protecting the tube throughout operation. Below is live data from an actual RTCVD experiment. After the furnace was preheated to 600°C and automatically positioned over the sample, the sample reached 600°C in about 4 minutes and 30 seconds. Once the preset dwell time finished, the furnace moved away from the sample and the cooling fans activated. The sample temperature dropped from 600°C to 80°C in approximately 25 minutes and 30 seconds. ### 1200°C - OD 100mm - Rapid Heating & Cooling CVD Tube Furnace SH Scientific’s 1200°C RTCVD series delivers rapid heating and cooling in a compact, cost-effective platform — purpose-built for CVD research without the complexity or cost of lamp-based systems. By preheating the furnace to the set temperature and moving it over the sample either automatically or manually, researchers can achieve instant heating followed by rapid quenching. This approach supports precise control during high-speed thermal processing. SH Scientific introduces a laboratory tube furnace designed to perform both RTCVD and conventional CVD, depending on the selected operating mode. The Rapid Thermal CVD system enables high-purity thin film formation through fast heating, accurate temperature management, and controlled reactive gas environments. These short thermal cycles help limit dopant diffusion, reduce defect formation, and minimize interfacial mixing, making the system well suited for advanced semiconductor and materials research. SH-RTCVD-100TG300 is engineered with a 100 mm tube and a single 300 mm heating zone. SH-RTCVD-100TG200-3 features a 100 mm tube and three independent 200 mm heating zones, providing a total heated length of 600 mm. Two operating modes are available: Auto and Manual. Auto mode is intended for RTCVD processes that require rapid heating and cooling, while Manual mode supports standard CVD operations. The system uses Mass Flow Controllers to precisely regulate both inert and reactive gas flow. A vacuum pump can be connected to the vacuum port to create a stable vacuum atmosphere for sensitive experiments. A Back Pressure Regulator at the gas outlet maintains accurate positive pressure inside the tube. This prevents material oxidation and protects the tube structure during processing. The data below demonstrates real performance using our RTCVD system during an actual test. Once the furnace was preheated to 600°C and automatically positioned over the sample, the sample reached 600°C in approximately 4 minutes and 30 seconds. After the preset dwell time, the furnace moved to the right and the cooling fans activated to begin rapid cooling. The sample temperature dropped from 600°C to 80°C in about 25 minutes and 30 seconds. ### Planetary Mixer SH-PMC700 (Revolution + Rotation + Vacuum) The SH Scientific PMC700 planetary mixers achieve rapid, efficient results by applying three actions to your materials at the same time. This powerful process ensures your compounds are perfectly blended and completely free of air bubbles. Principle of Operation Revolution: The mixing cup orbits a central axis at high speed. This movement creates a strong centrifugal force that pushes materials outward, powerfully dispersing them and helping to release trapped air. Rotation: At the same time, the cup spins on its own axis. This rotation generates a vortex, pulling materials inward and ensuring every particle is blended for a truly homogeneous mixture. Vacuum Degassing: The entire process occurs in a vacuum environment. This reduced pressure efficiently removes any air bubbles that form, resulting in a dense, smooth, and flawless compound. By integrating these actions, the mixer maximizes both mixing and degassing performance in a single, hands-free step. This technology is perfect for handling challenging high-viscosity materials. It excels at processing thick substances like silicone, polymer compounds, viscous inks, gels, adhesives, and even complex composite mixtures of powders and liquids containing solid particles. The SH-PMC700 includes two standard 350 mL cups for a total capacity of 700 mL. For added flexibility, it also supports various adaptors for smaller cup sizes, including 50 mL, 150 mL, and 250 mL. Key Features / Advantages Simultaneous revolution, rotation, and vacuum operation Variable speed control: 130 – 2000 RPM Programmable control: 5 segments × up to 8 recipes *Enables consistent repetition of identical mixing conditions — ideal for laboratory applications. Maximum vacuum: 99 kPa (743 Torr) Versatile cup capacity: 50 / 150 / 250 / 350 mL *Flexible cup selection according to experimental scale and material volume. Durable and reliable design: Robustness, long-term stability, and operational safety Safety Features Door cover open alarm and automatic stop during operation Automatic stop in case of vacuum leakage Electric leakage breaker Overcurrent and overload protection Emergency stop button   ### Planetary Mixer SH-PMC350 (Revolution + Rotation + Vacuum) The SH PMC350 planetary mixer achieves rapid and efficient mixing results by applying three simultaneous actions to your materials: revolution, rotation, and vacuum. Principle of Operation The mixer's performance comes from a unique combination of forces. During revolution, the cup moves at high speed around a central axis, using centrifugal force to disperse materials. At the same time, the cup’s own rotation generates a strong vortex flow for completely homogeneous mixing. This all occurs within a vacuum environment, which efficiently removes air bubbles to produce a dense and smooth compound. Revolution: The cup revolves at high speed around the central axis, using centrifugal force to disperse materials and release trapped air. Rotation: The cup itself rotates, generating a strong vortex flow that ensures homogeneous mixing. Vacuum Degassing: A vacuum environment efficiently removes air bubbles formed during mixing, producing a dense and smooth compound. This model is ideal for processing high viscosity materials. By combining high speed revolution and rotation with a powerful vacuum function, it ensures uniform blending while effectively removing entrapped air. This maximizes both mixing and degassing performance for substances like silicone, polymer compounds, viscous inks, gels, adhesives, and composite mixtures of powders and liquids with solid particles. The SH PMC350 includes one standard 350 mL cup. The mixer also supports various adaptors for additional cup sizes, including 50 mL, 150 mL, and 250 mL. Key Features / Advantages Simultaneous revolution, rotation, and vacuum operation Variable speed control: 130 – 2000 RPM Programmable control: 5 segments × up to 8 recipes *Enables consistent repetition of identical mixing conditions — ideal for laboratory applications. Maximum vacuum: 99 kPa (743 Torr) Versatile cup capacity: 50 / 150 / 250 / 350 mL *Flexible cup selection according to experimental scale and material volume. Durable and reliable design: Robustness, long-term stability, and operational safety Safety Features Door cover open alarm and automatic stop during operation Automatic stop in case of vacuum leakage Electric leakage breaker Overcurrent and overload protection Emergency stop button   ### 35+ Liters: Call for Pricing The SH-FU-35MS3000 is a large-capacity, ultra-high temperature induction furnace engineered for industrial and research environments that demand the highest levels of performance, reliability, and purity. With a spacious 35-liter chamber (300⌀ × 500 h mm), this system enables large-scale batch processing and accommodates sizable samples or components for advanced thermal processing up to 3000°C. Why Vacuum, Inert Gas, and Cooling Are Essential Vacuum Control: Heating above 2400°C without a vacuum leads to rapid oxidation and possible damage to samples and furnace components. High vacuum removes oxygen and reactive gases, maintaining purity and protecting insulation and internal parts. Inert Gas Operation: For temperatures beyond 2400°C, inert gas (such as argon) is required. Even traces of oxygen can cause severe oxidation. Inert gas creates a non-reactive environment for safe, stable, and ultra-high temperature operation up to 3000°C. High-Performance Chiller: Large-scale, ultra-high temperature processes produce significant heat. The 350L closed-loop chiller prevents overheating, maintains system stability, and protects electronic and structural components. Why Choose Induction Over Graphite Heating? Unlike conventional graphite furnaces that require periodic or unexpected heater replacement, this induction furnace uses electromagnetic heating with no heating element degradation. It ensures: Practically permanent operation Contamination-free environment Lower operating costs over time Applications Large-scale metal and ceramic melting High-purity material synthesis Single crystal growth Ultra-high-temperature sintering CVD processes in vacuum or inert atmosphere Technical Highlights and Benefits Induction Heating: No consumable heating elements, ensuring low maintenance, high durability, and zero contamination risk. Graphite Insulation: Delivers superior thermal efficiency and protects structural integrity during rapid heating cycles. Automated Control: Fully automated sequences for vacuum, gas filling, heating, and shutdown via an ergonomic touchscreen panel. High Vacuum Capability: Ensures an oxygen-free environment critical for high-purity processes and high temperature stability. Inert Gas Operation: Required above 2400°C to eliminate oxidation, allowing safe and repeatable ultra-high temperature runs. Fast Ramp Rate: Achieves heating rates over 20°C per minute for efficient workflow and productivity. Advanced Safety: Auto-diagnostics, alarms for over-temperature, over-pressure, water flow failure, and vacuum errors to ensure safe operation at all times. Efficient Cooling: High-capacity closed-loop chiller keeps the system stable and prevents external casing heat during extended use. ### 3000°C Induction Furnace – 9.4 Liters (SH-FU-9.4MS3000) The SH-FU-9.4MS3000 is a state-of-the-art ultra-high temperature induction furnace meticulously engineered to meet the most demanding needs of advanced research and high-tech industrial production. This model is distinguished by its spacious 9.4-liter chamber (⌀200 × 300 mm), making it exceptionally well-suited for larger sample volumes or batch processing where uniform temperature distribution and precise atmosphere control are essential. With a maximum operating temperature of 3000°C, the SH-FU-9.4MS3000 excels in applications such as high-purity material synthesis, crystal growth, metal and ceramic melting, and ultra-high temperature sintering. The induction heating technology provides exceptionally fast ramp rates, superior energy efficiency, and a contamination-free process environment—free from the limitations and maintenance issues of traditional graphite heaters. The furnace chamber supports both high vacuum and inert gas atmospheres, enabling the safe and reproducible processing of sensitive materials. Every aspect of the SH-FU-9.4MS3000 is optimized for reliability, safety, and ease of use. The system integrates a touchscreen control panel with a 360° rotating design for intuitive and ergonomic operation, alongside advanced automation features that streamline each stage of thermal processing. Its robust insulation system combines hard and soft graphite for maximum thermal efficiency and durability, while a three-stage vacuum pumping system ensures a consistently oxygen-free environment to protect your samples. Why Choose Induction Over Graphite Heating? Unlike conventional graphite furnaces that require periodic or unexpected heater replacement, this induction furnace uses electromagnetic heating with no heating element degradation. It ensures: Practically permanent operation Contamination-free environment Lower operating costs over time Applications High-purity material synthesis Single crystal growth Ultra-high-temperature sintering CVD processes in vacuum or inert atmosphere Technical Highlights and Benefits Induction Heating: No consumable heating elements, ensuring low maintenance, high durability, and zero contamination risk. Graphite Insulation: Delivers superior thermal efficiency and protects structural integrity during rapid heating cycles. Automated Control: Fully automated sequences for vacuum, gas filling, heating, and shutdown via an ergonomic touchscreen panel. High Vacuum Capability: Ensures an oxygen-free environment critical for high-purity processes and high temperature stability. Inert Gas Operation: Required above 2400°C to eliminate oxidation, allowing safe and repeatable ultra-high temperature runs. Fast Ramp Rate: Achieves heating rates over 20°C per minute for efficient workflow and productivity. Advanced Safety: Auto-diagnostics, alarms for over-temperature, over-pressure, water flow failure, and vacuum errors to ensure safe operation at all times. Efficient Cooling: High-capacity closed-loop chiller keeps the system stable and prevents external casing heat during extended use. ### 3000°C Induction Furnace – 1.2 Liters (SH-FU-1.8MS3000) The SH-FU-1.8MS3000 is an advanced induction furnace engineered for ultra-high temperature applications, supporting clean and efficient thermal processing up to 3000°C. Designed with a 1.2-liter chamber and premium graphite insulation, this model combines state-of-the-art technology with robust construction, making it an ideal solution for research institutions, advanced material synthesis, high-purity metal and ceramic melting, and other demanding industrial applications. Precision control is at the core of this furnace, featuring a user-friendly touchscreen panel that automates every step of the heating process, including vacuum creation, inert gas purging, temperature ramping, and safe system shutdown. The system is equipped with a high-capacity, three-stage vacuum pump system (Diffusion Pump, Dry Roots Pump, Oil Pump) and a high-performance chiller (OPTION) to ensure stable, reproducible results at extreme temperatures. Why Are Vacuum, Inert Gas, and High-Performance Cooling Necessary? Vacuum Environment: Heating materials to temperatures above 2400°C without a controlled vacuum leads to rapid oxidation, which can destroy both samples and internal components. A high vacuum removes oxygen and other reactive gases, preventing unwanted chemical reactions, improving material purity, and protecting the graphite insulation. Inert Gas Purging: For temperatures exceeding 2400°C, introducing an inert gas (such as argon) becomes essential. Even trace amounts of oxygen at these temperatures can cause severe oxidation. The inert gas displaces any residual oxygen, creating a non-reactive atmosphere that allows for safe and stable operation up to 3000°C, preserving both the sample and the furnace chamber. High-Performance Chiller (OPTION): Ultra-high temperature processes generate significant heat that must be managed to prevent damage to the furnace’s structural and electronic components. A powerful closed-loop chiller ensures the outer casing remains cool and maintains system stability, even during continuous high-temperature operation. Why Choose Induction Over Graphite Heating? Unlike conventional graphite furnaces that require periodic or unexpected heater replacement, this induction furnace uses electromagnetic heating with no heating element degradation. It ensures: Practically permanent operation Contamination-free environment Lower operating costs over time Key Applications Metal and ceramic melting High-purity material synthesis Single crystal growth Ultra-high temperature sintering Chemical vapor deposition (CVD) in vacuum or inert atmosphere Technical Highlights and Benefits Induction Heating: No consumable heating elements, ensuring low maintenance, high durability, and zero contamination risk. Graphite Insulation: Delivers superior thermal efficiency and protects structural integrity during rapid heating cycles. Automated Control: Fully automated sequences for vacuum, gas filling, heating, and shutdown via an ergonomic touchscreen panel. High Vacuum Capability: Ensures an oxygen-free environment critical for high-purity processes and high temperature stability. Inert Gas Operation: Required above 2400°C to eliminate oxidation, allowing safe and repeatable ultra-high temperature runs. Fast Ramp Rate: Achieves heating rates over 20°C per minute for efficient workflow and productivity. Advanced Safety: Auto-diagnostics, alarms for over-temperature, over-pressure, water flow failure, and vacuum errors to ensure safe operation at all times. Efficient Cooling: High-capacity closed-loop chiller keeps the system stable and prevents external casing heat during extended use. ### Jet Mills for Heat-Sensitive Materials | Achievable Fineness Down to 3 µm The SH-JETMILL is an advanced jet mill engineered for laboratory and research applications requiring ultra-fine, high-purity powder processing. This compact, high-performance jet mill achieves precision dry powder grinding down to the micron and sub-micron scale, making it ideal for applications where contamination-free results are critical. Using high-pressure compressed gas—compatible with air, nitrogen, or argon—the SH-JETMILL creates intense particle-to-particle collisions, eliminating mechanical contact and preventing metallic contamination. This process ensures superior purity, making the jet mill perfect for processing high-value and heat-sensitive materials such as ceramics, nanomaterials, and specialty polymers. Key Features of the SH-JETMILL Jet Mill: Ultra-fine dry powder grinding down to 0.5–10μm: Achieve precise particle size reduction for a variety of materials, including ceramics, polymers, and nanomaterials. The SH-JETMILL provides consistent micron and sub-micron powder output, ideal for advanced laboratory research and specialty manufacturing. No metallic contamination or mechanical friction: Uses high-pressure compressed gases such as air, nitrogen, or argon to create particle-to-particle collisions. This process eliminates metallic impurities that are common with traditional mechanical grinding, making it perfect for high-purity powder production. Operates with only a compressed gas connection (Air, nitrogen, or argon compatible): The SH-JETMILL does not require water or oil for operation. Simply connect your compressed gas line and the system is ready for efficient, contamination-free milling of sensitive materials. Efficient particle grinding with high-pressure gas: The gas-driven design maintains the properties of heat-sensitive and high-value materials by preventing thermal degradation during the milling process. High-efficiency cyclone collector with more than 90% powder recovery: The advanced cyclone system ensures you recover the majority of ultra-fine powders, minimizing product loss and supporting cost-effective laboratory operations, even with rare or expensive materials. Built-in regulators for jet pressure and feed pressure: Easily adjust operating parameters to achieve the desired particle size distribution. Researchers can fine-tune settings for different experiments and materials. Transparent and detachable collection bottle: Monitor powder collection in real time and quickly recover samples with minimal residue. This feature streamlines laboratory workflow and helps ensure sample purity. Compact footprint and easy setup for laboratories and R&D: The SH-JETMILL is designed to fit easily into laboratory spaces and can be set up quickly without special installation requirements. Ideal for processing high-purity and heat-sensitive materials: Especially effective for advanced ceramics, nanomaterials, polymers, and pharmaceuticals, where purity and low heat generation are crucial. Commonly used after disc milling for final-stage micronization: Often selected by laboratories seeking finer particle sizes beyond what disc mills can achieve, the SH-JETMILL consistently delivers outstanding results for research and pilot-scale production. ### Zirconia Disc Mills - Contamination-Free Grinding The SH-DISKMILL200 is a next-generation disc mill designed for intermediate fine grinding between primary crushing and final micronization or dispersion. Perfect for laboratories and industrial applications, it delivers outstanding performance in preparing materials for further processing with jet mills, ball mills, or nano dispersers. What sets the SH-DISKMILL200 apart is its virtually permanent Zirconia (ZrO₂) discs—an industry first for standard models. These ultra-hard discs provide exceptional durability and enable efficient grinding of even the toughest samples, while completely eliminating metallic contamination from abrasion, a common issue with conventional stainless-steel discs. This feature ensures the highest purity for your powders, essential for sensitive and high-value applications. Material is fed between a rotating and a stationary disc, where it is rapidly pulverized through intense pressure and friction. The gap between discs can be quickly adjusted with a wheel, and fine-tuned with a viewing window and precision gap gauge, allowing accurate control of your target particle size. The stainless steel construction guarantees excellent corrosion resistance and easy cleaning, minimizing cross-contamination and maximizing operational lifespan. With its inverter-controlled motor, the SH-DISKMILL200 supports a wide range of speeds (100–1,000 rpm), handles feed sizes up to 35 mm, and achieves final fineness as small as 0.1 mm, depending on material properties. This makes it suitable for a diverse range of sample types—from glass and sintered materials to ceramics and grains. Typical Performance by Material (Results may vary depending on sample properties.) Glass – Feed size up to 30 mm; final fineness down to 0.2 mm Sintered materials – Feed size up to 35 mm; final fineness down to 0.15 mm Ceramics – Feed size up to 20 mm; final fineness down to 0.1 mm Cereal grains – Feed size up to 35 mm; final fineness down to 0.1 mm With robust construction, innovative zirconia disc technology, and precise control features, the SH-DISKMILL200 is the reliable choice for achieving high-purity, finely ground samples in both research and production settings. ### 1200°C - 125L Large Vacuum Muffle Furnace - Controlled Atmosphere The New Large-Scale SH-FU-64MGV / SH-FU-125MGV is a next-generation vacuum muffle furnace featuring a linkage-supported heavy-duty door and a dual over-pressure safety system—engineered to protect both the operator and equipment in unexpected pressure-rise events. New Features Linkage-supported heavy-duty door Linkage support distributes door load for stable operation with large/heavy doors Helps minimize door sagging and improves sealing consistency during repeated opening/closing Minimizes swing radius and reduces installation clearance. Dual Over-Pressure Safety Design Relief Port (KF25) + Relief Valve (automatic pressure relief & hold) A dedicated KF25 relief port equipped with a relief valve Automatically releases excess pressure and maintains a controlled pressure level Setting: automatic relief/hold at +40 Torr (as specified) Over-Pressure Safety Door (secondary mechanical safeguard) Provides an additional safety layer in case of valve malfunction or instantaneous abnormal pressure spikes SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 64L Large Vacuum Muffle Furnace - Controlled Atmosphere The New Large-Scale SH-FU-64MGV / SH-FU-125MGV is a next-generation vacuum muffle furnace featuring a linkage-supported heavy-duty door and a dual over-pressure safety system—engineered to protect both the operator and equipment in unexpected pressure-rise events. New Features Linkage-supported heavy-duty door Linkage support distributes door load for stable operation with large/heavy doors Helps minimize door sagging and improves sealing consistency during repeated opening/closing Minimizes swing radius and reduces installation clearance. Dual Over-Pressure Safety Design Relief Port (KF25) + Relief Valve (automatic pressure relief & hold) A dedicated KF25 relief port equipped with a relief valve Automatically releases excess pressure and maintains a controlled pressure level Setting: automatic relief/hold at +40 Torr (as specified) Over-Pressure Safety Door (secondary mechanical safeguard) Provides an additional safety layer in case of valve malfunction or instantaneous abnormal pressure spikes SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something, we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### Batch Rotary Furnace - 12L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0–10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 267.4 Φ x 4 T x 220 mm (STS310S) 250 Φ x 5T x 220 mm (Quartz) Reduced hot zone 267.4 Φ x 4 T => 60 Φ x 2.8 T x 40 mm (STS310S) 250 Φ x 5T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 250 mm (STS310S) 60 Φ x 2.5 T x 250 mm (Quartz) Rotation Speed: Adjustable from 2 to 30 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### Batch Rotary Furnace - 8L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0–10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 216.3 Φ x 4 T x 220 mm (STS310S) 200 Φ x 5 T x 220 mm (Quartz) Reduced hot zone 216.3 Φ x 4 T => 60 Φ x 2.8 T x 40 mm (STS310S) 200 Φ x 5 T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 250 mm (STS310S) 60 Φ x 2.5 T x 250 mm (Quartz) Rotation Speed: Adjustable from 2 to 30 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### Batch Rotary Furnace - 2L - Tapered Stainless 310S & Quartz Tube SH Scientific’s 1200°C Batch-Type Rotary Tube Furnace Engineered for Highly Dispersible Materials like Nanotubes and Fine Powders Researchers working with ultra-fine, highly dispersible materials—such as nanotubes and specialty powders—often face persistent challenges: sample loss during heating, uneven mixing, and complex steps for retrieving processed materials. In response, SH Scientific designed a batch-type rotary tube furnace that addresses these issues head-on—not by chasing mass-market appeal, but by solving the real problems researchers face in the lab. At the core of this furnace is a tapered-end stainless steel tube designed to optimize the handling of fine, dispersible materials. Its tapered geometry not only directs heat distribution to the hot zone but also makes it easier to discharge every last bit of the sample—especially vital for materials that naturally resist flowing or separating. Quick-Open End Cap and Effortless Tube Removal Every aspect of this batch-type rotary furnace is designed to reduce hassle and enhance precision. The batch-type layout, paired with a quick-open end cap and fully removable tube, makes loading and unloading remarkably straightforward. Unlike outdated tilting rotary furnaces that require high-angle adjustments for discharge, SH Scientific’s design allows the stainless steel tube to slide out effortlessly. Once removed, it can be gently tapped to release any remaining samples. This seemingly simple function is a game-changer for scientists handling sticky, delicate materials—because we’ve been there too, and we understand what makes your work smoother. Integrated Barrier Options (Stainless Steel & Quartz) for High-Dispersibility Materials One of the most frustrating issues with rotary furnaces is the uncontrolled spread of fine particles throughout the chamber. Our optional internal barrier system, available for both stainless steel and quartz tubes, was developed based on real usability studies and feedback from labs around the world—not textbook theory. The specific diameter and placement of the barrier holes (1 mm for stainless steel and 0.5 mm for quartz) are the result of detailed trial-and-error to ensure that dispersible materials remain in the hot zone. The stainless steel tube includes a fixed barrier on one side, while the quartz tube features a fixed barrier on one end and a removable barrier on the other—both options available to suit different research needs. These thoughtful features are rarely found in products from business-oriented manufacturers. SH Scientific takes pride in creating solutions born from careful observation of actual research environments, with the goal of offering scientists a more refined and practical working experience. Internal Baffles for Consistent Results Fine materials like nanotubes tend to clump, resist mixing, and behave unpredictably during heat treatment. To overcome this, we integrated specially shaped internal baffles within the tube. These baffles actively promote uniform tumbling and controlled motion of the material, ensuring consistent exposure to heat and enhanced mixing that would be impossible with rotation alone. Together with the barriers, they help deliver dependable, reproducible results that matter in high-precision research. Optional Ultra-Pure Water and Steamer Integration Many labs conducting delicate research depend on ultra-pure water to generate steam and maintain a contaminant-free environment. However, introducing steam at high temperatures can also facilitate partial thermolysis of H₂O into O₂ and H₂, creating a controlled release of reactive oxygen and hydrogen species. This process can significantly enhance specific chemical reactions by accelerating oxidation or reduction steps. By carefully managing steam flow, researchers can optimize the partial pressures of O₂ and H₂, promoting faster, more precise chemical transformations. This furnace has been fully tested for maximum performance when connected to a compatible water filtration system and steamer—enabling purging or steam-filling of the chamber as needed. Such integration supports specialized applications in material science, semiconductor processes, and any research requiring high-purity conditions or reactive steam-based environments for improved reaction kinetics and O₂/H₂ separation. Simplicity That Addresses Real Research Needs By eliminating unnecessary mechanical complexity and focusing solely on features that genuinely benefit laboratory work, SH Scientific delivers a rotary tube furnace that is both practical and reliable. Every detail, from the slow rotation speed to the removable stainless-steel tube and optional barriers, stems from direct feedback gathered from modern labs. The result is a well-rounded solution that meets the demands of researchers handling sensitive, high-dispersibility materials—providing stable heating and straightforward operation without the complications of traditional tilt designs. If your lab requires adjustable tilt angles for specialized processes, SH Scientific continues to offer its Rotary Kiln product line, featuring precise angle control. By tailoring each furnace to the actual demands of your research, we deliver cost-effective, user-friendly solutions without compromising on performance. Key Features That Drive Unmatched Performance in SH Scientific's Rotary Tube Furnace Quick-Open End Cap and Effortless Tube Removal Designed with researchers in mind, this furnace takes the hassle out of handling. Its batch-style setup, combined with a quick-release end cap and easily removable stainless steel tube, streamlines both loading and sample retrieval—no awkward tilting or complex maneuvering needed. Integrated Material Containment Barriers Developed through real-world usability testing—not textbook theory—these optional quartz and stainless-steel barriers keep highly dispersible materials securely in the hot zone. Hole diameters were fine-tuned to ensure optimal retention and airflow, offering a level of refinement rarely seen in commercial-grade furnaces. Internal Baffles for Mixing Consistency Strategically placed baffles inside the tube promote uniform mixing and tumbling—an essential feature when processing fine powders prone to clumping or bonding. Together with the barriers, they ensure reliable, reproducible results batch after batch. Steam Generator Port (Optional) Allows for the controlled injection of separated hydrogen and oxygen gases to drive targeted chemical reactions during batch treatment. Tapered-End Stainless Steel & Quartz Tube Specially designed for ultra-fine materials like nanotubes, the tapered geometry concentrates heat exposure and allows for easy, near-complete discharge of samples with minimal residue. Batch Process Design Purpose-built for controlled, repeatable thermal treatments in small-to-medium quantities—ideal for R&D and production environments handling sensitive, dispersible materials. Precision Heat Treatment Fully compatible with inert, reactive, or vacuum environments to support diverse thermal processing needs. Vacuum, Controlled Atmosphere, and Pressurization Capability Even temperature distribution is maintained across the sample zone through careful control of rotation speed and heat flow, enhanced by the tapered design and containment features. Adjustable Tube Rotation (0 – 10 rpm) Offers flexible control over mixing and heat exposure—tailored to material properties and batch requirements. Technical Specifications Maximum Temperature: 1200 °C Recommended continuous operation at 1000 °C or below Tube Type: Tapered-end stainless steel (SS310S) Optional: Tapered quartz tube Tube Diameter & Length: Hot zone 114.3 Φ x 3 T x 220 mm (STS310S) 120 Φ x 3 T x 220 mm (Quartz) Reduced hot zone 114.3 Φ x 3 T => 60 Φ x 2.8 T x 40 mm (STS310S) 120 Φ x 3 T => 60 Φ x 2.5 T x 40 mm (Quartz) Cool zone 60 Φ x 2.8 T x 200 mm (STS310S) 60 Φ x 2.5 T x 200 mm (Quartz) Rotation Speed: Adjustable from 2 to 10 rpm Steam Inlet Port: Optional Gas Ports: 1/4″ inert gas inlet/outlet ports Housing: Double-layer design Surface stays cool—29~30 °C at 800 °C internal temperature Programmable Controller: Built-in programmable temperature controller 2 patterns 15 segments per pattern (30 total segments) Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features Safety: Low surface temperature housing (29–30 °C at 800 °C), built-in over-temperature protection, and easy tube replacement Optional Add-ons: Tapered quartz tube Mass flow controller Back pressure regulator Barrier System ### High Vacuum Pump System | 10^-6 Torr (High Speed) SH Scientific HV100 High Vacuum Pump System Designed with the needs of modern research laboratories and educational facilities in mind, the HV100 high-vacuum pump system provides reliable and fast vacuum performance. Whether you're teaching undergraduates in a materials science course or conducting advanced research on 3D-printed (3DP) or metal injection molding (MIM) components, the HV100 is engineered to support a wide range of vacuum-related experiments and thermal treatments. Why Choose the HV100? Although the HV100 and our HV40 model share similar vacuum pumping speed in smaller setups, the real difference becomes apparent when operating with larger chamber furnaces such as the model 31MGV. In these larger systems, the HV100 can reach the desired vacuum level in as little as 1 hour—significantly faster compared to the 1.5 to 2 hours usually required by the HV40. This improved efficiency saves valuable lab time and ensures quicker turnaround for research projects. Key Benefits & Applications Optimal for 3D Printing & MIM: Ideal for titanium alloy parts and other oxidation-prone materials that must be heat-treated in high-vacuum to prevent oxidation. Two-Stage Pumping: A stage-one oil pump acts as a pre-vacuum for a stage-two diffusion pump, coordinated by a PLC, achieving pressures on the order of 10-3 to 10-7 torr. Oil-Free Options: While oil-free systems are available, most 3DP and MIM parts do not require them. Seamless Integration: Easily connects to SH tube furnaces, muffle furnaces, drying ovens, or other vacuum equipment for a complete, turnkey solution. Noise Reduction & Automation: Low noise output and PLC automation streamline usage, making it perfect for classroom demonstrations or long-duration research experiments. Technical Specifications High vacuum pump system consisting of a 6″ diffusion pump and 960 L/min oil rotary pump Designed pressure range of 10-3 to 10-6 torr Operating pressure range to 10-5 torr 4″ vacuum port and KF40 exhaust port Standalone system: simple to connect to any existing vacuum equipment Low noise & PLC automated operation Oil backflow prevention By maintaining ultra-high vacuum levels during thermal treatments, the HV100 helps eliminate binders, release agents, and other contaminants—ensuring superior mechanical properties and surface finishes in 3DP and MIM components. As a result, students and professors can confidently produce, study, and perfect parts made from oxidation-prone materials. Performance & Tested Equipment Below is a sampling of vacuum performance data when the SH Scientific high-vacuum system is paired with different furnaces and ovens: Tested equipment Tube or Chamber size Vacuum level & time Time taken  Vacuum tube furnace SH-CVD-100TG300 100 diameter x 1000mm long tube 0.00005 torr 7min  Vacuum drying oven SH-VDO-30NG 27L chamber 300 x 300 x 300mm (W x D x H) 0.0005 torr 3min Vacuum muffle furnace SH-FU-10MGV 10L chamber 215 x 215 x 215mm (W x D x H) 0.0005 torr 90min As shown above, the HV100 system offers rapid pump-down times, helping researchers and students efficiently complete experiments and projects. While many opt to purchase the HV100 as part of a turnkey furnace package, it can also be integrated seamlessly into existing setups. For colleges, universities, and research institutes seeking to expand their capabilities in vacuum heat treatment, 3D printing, and MIM-related projects, the SH Scientific HV100 is a powerful, robust, and user-friendly solution that accelerates experimentation and fosters groundbreaking work. ### 1000°C 8 Zone Pilot Plant Rotary Kiln - OD 267mm Stainless 310S Tube The SH Scientific Rotary Kiln Model 267RTG offers unmatched flexibility and precision for industries exploring advanced heat treatment solutions. Designed with 8 independent heating zones, a maximum temperature of 1000°C, and a durable 310S stainless steel tube (OD 267.4mm / ID 259.4mm), this rotary kiln is a powerful tool for transitioning from laboratory experiments to full-scale industrial applications. Why Choose a Pilot Plant Rotary Kiln? Pilot plant rotary kilns bridge the gap between small-scale testing and full-scale industrial production. They are significantly less expensive than building a full plant, minimizing financial risk while providing invaluable insights into process efficiency and feasibility. Pilot plants also allow for cost-effective design refinements and adjustments, offering reliable data for scaling up to a commercial facility. This approach reduces uncertainties and accelerates the transition to full production. Key Applications Battery Waste Recycling: Essential for high-purity battery material synthesis and waste recycling. Cement Research & Calcined Clay Production: Ideal for low-carbon cement processing and producing high-quality calcined clay. Biochar and Biomass Conversion: Efficient thermal treatment for bio-based materials. Hydrogen Fuel Cell Production: Supporting the development of clean energy solutions. High-Capacity Silicone Carbon Production: Optimized for precision heating in advanced material synthesis. General Thermal Experiments: Perfect for oxidation, reduction, and carbonization experiments. Innovative Features for Reliable Performance Continuous Vacuum Processing: Lowers processing temperatures and maintains material integrity. Condensing Apparatus: Captures volatile organic compounds (VOC) and outgassed materials. Programmable Logic Operation (PLC): Enables precise and automated control. Adjustable Settings: Fine-tune tube rotation speed, incline angle, and material flow. Flexible Processing Modes: Supports both continuous and batch processing. Efficient Material Handling: Smooth transfer from the feeding tank to the receiving vessel for uninterrupted operation. Tar Condensation Prevention: Heating jackets at critical points eliminate tar buildup during pyrolysis. Anti-Clogging Mechanism: Optional hopper knocker ensure consistent flow of viscous materials. Technical Highlights Maximum Temperature: 1000°C or higher. Heating Zones: 8 independent zones (250mm each, total 2175mm or longer). Tube Specifications: Stainless steel 310S tube; industrial options available up to 500mm diameter. Gas Flow Options: Supports co-current and counter-current gas exchange. Programmable Controller: 30 programmable segments for precise temperature control. Vacuum Sealing: Inert gas compatibility with efficient vacuum retention and outgassing features. Inclination Angle (Slope Angle): Adjustable up to 3° for enhanced material flow customization. Why Choose SH Scientific? SH Scientific’s Model 267RTG is trusted by industries leading in battery waste recycling and cement research, offering robust, customizable features tailored to demanding pilot-scale applications. Every kiln undergoes comprehensive testing for rotation, heating uniformity, and vacuum performance, ensuring reliability and efficiency. From standard configurations to fully customized solutions, SH Scientific’s rotary kilns deliver innovation and precision for cutting-edge research. Explore your research potential with SH Scientific today! ### Wafer Processing Tube Furnace – 2″ Wafer 2-Inch Wafer Tube Furnace for Semiconductor Applications SH Scientific’s wafer tube furnace is specifically engineered to meet the demands of semiconductor research and production. Designed for critical processes such as oxidation, silicon doping, LPCVD, and annealing, these furnaces provide unmatched versatility while addressing challenges like high costs, limited cleanroom space, and the industry’s shift toward larger wafer diameters. Compact and Efficient Design Our wafer tube furnaces are built for maximum efficiency, featuring compact footprints and self-contained cabinets ideal for cleanroom environments. With standard tube diameters supporting wafers up to 8 inches and custom sizes available, these furnaces are adaptable to a wide range of applications. Customizable tube lengths, heating zones, and optional turnkey vacuum and gas flow systems enable precise thermal process control. Oxidation and Diffusion Capabilities The oxidation furnace supports temperatures from 900°C to 1150°C and can be customized up to 1300°C for dry and wet oxidation as well as drive-in processes. For diffusion—a cost-effective method for doping silicon wafers—our tube furnaces operate at temperatures from 800°C to 1200°C, with a maximum customizable limit of 1300°C for advanced requirements. Reliable Annealing Performance Annealing processes, typically performed at around 500°C, are easily handled by our standard configurations. These capabilities make our furnaces versatile and reliable for a wide range of semiconductor thermal treatments. Complete Furnace Packages Many customers opt for our comprehensive furnace packages, which typically include four furnaces: one for oxidation, one for n-type diffusion, one for p-type diffusion, and one for annealing. These systems are optimized for cleanroom workflows, offering space-saving, self-contained designs that adapt to evolving laboratory needs. Applications and Benefits SH Scientific’s wafer tube furnaces are ideal for semiconductor R&D, industrial production, and university MEMS labs. Their precise, reliable performance enhances laboratory capabilities, making them the preferred choice for cutting-edge thermal processing. With our one-stop, all-in-one solutions, you can streamline your workflows and achieve exceptional results tailored to your specific needs. ### Wafer Processing Tube Furnace – Up to 3″ Wafer High-Performance Wafer Processing Tube Furnaces for Semiconductor Applications Semiconductor labs often face significant challenges, including the need for multiple furnaces for processes such as oxidation, silicon doping, LPCVD, and annealing. These tools are critical for achieving high-quality results but can come with high costs and spatial demands. Limited cleanroom space, constrained budgets, and evolving industry trends toward larger wafer diameters further complicate operations. Space-Saving and Cost-Effective Tube Furnaces SH Scientific offers tube furnaces that address these challenges head-on. Our compact, self-contained designs help you maximize cleanroom space while keeping costs in check. Whether your focus is on oxidation, silicon doping, LPCVD, or annealing, our systems provide the flexibility and efficiency needed for any semiconductor application. Flexible Configurations for Varied Needs Our furnaces support standard tube diameters up to 8 inches, with larger sizes available upon request. Customizable tube lengths and heating zones enable seamless adaptation to your unique process workflows. Optional turnkey vacuum and gas flow systems ensure complete atmospheric control for precise and repeatable results. Comprehensive Wafer Processing Solutions SH Scientific wafer processing tube furnaces are designed to handle all common thermal processes with exceptional versatility and uniformity. Our systems typically include: Oxidation Furnace: Equipped with a steam bubbler for flexible dry and wet oxidation at temperatures ranging from 900°C to 1300°C. Diffusion Furnaces: Cost-effective solutions for silicon doping with precise control, operating at temperatures between 800°C and 1200°C. Annealing Furnace: Perfect for post-process annealing at temperatures around 500°C. Atmospheric Control Systems: Oxygen and nitrogen flow systems for controlled environments. Customization to Match Process Demands We understand that no two laboratories are alike. That's why our tube furnaces are highly customizable: Oxidation Processes: Accommodate wafer processing up to 1150°C, with configurations for drive-in processes at 1165°C for extended durations. Diffusion Applications: Designed to reach maximum temperatures of 1300°C to handle a wide range of doping requirements. Annealing Processes: Fully capable of maintaining precise thermal conditions for consistent results. Compact Design for Cleanroom Efficiency Our tube furnaces are engineered with minimal footprints, making them ideal for cleanrooms where space is at a premium. The self-contained cabinet design allows for easy relocation as workflows and requirements evolve, providing unmatched flexibility for R&D facilities and university MEMS labs. A Comprehensive Furnace Package Many customers opt for our four-furnace packages, which include: One oxidation furnace. One n-type diffusion furnace. One p-type diffusion furnace. One annealing furnace. This configuration delivers a complete solution for laboratories looking to streamline their semiconductor processes while maintaining the highest standards of quality and efficiency. Partner with SH Scientific for Wafer Processing Excellence With SH Scientific's tube furnaces, your laboratory gains a versatile, efficient, and space-saving solution for semiconductor research and production. Whether you are equipping an academic lab or scaling up industrial production, we are here to support your goals with our One-Stop All-in-One configuration. ### Wafer Processing Tube Furnace – Up to 6″ Wafer Semiconductor research and production rely on various furnaces for processes such as oxidation, silicon doping, LPCVD, and annealing. These essential tools are often costly, and laboratories frequently face additional challenges such as limited cleanroom space and tight budgets. The industry’s move toward larger wafer diameters to enhance chip yield further amplifies these difficulties. SH Scientific offers solutions specifically tailored for 6-inch wafer processing tube furnaces to address these challenges effectively. Efficient and Versatile Furnace Solutions SH Scientific’s 6-inch wafer processing tube furnaces are designed to be both space-efficient and cost-effective. Ideal for oxidation, silicon doping, LPCVD, and annealing processes, these furnaces feature compact footprints and self-contained cabinets, allowing laboratories to maximize their cleanroom space. Customizable Features These furnaces are designed to meet diverse requirements while focusing on 6-inch wafer processing. The tube lengths and heating zones can be customized to align with specific workflows and treatment processes. While the standard tube diameter supports 6-inch wafers, larger sizes are available upon request to accommodate future needs. Optional turnkey vacuum and gas flow systems ensure precise atmospheric control, making them suitable for academic research and industrial production environments. Thermal Process Capabilities The 6-inch wafer processing tube furnaces deliver precision and reliability across various thermal processes. For oxidation, the furnaces operate at temperatures ranging from 900°C to 1100°C, with many customers processing wafers at approximately 1150°C. To accommodate advanced needs, SH Scientific offers oxidation furnaces with a maximum temperature of 1300°C. These furnaces support seamless transitions between dry and wet oxidation and are suitable for drive-in processes at 1165°C for extended durations. For diffusion processes, these furnaces provide an efficient and cost-effective method for doping silicon wafers to control resistivity. Typical diffusion processes occur at temperatures between 800°C and 1000°C, with some customers requiring temperatures up to 1200°C. SH Scientific customizes diffusion furnaces to reach a maximum temperature of 1300°C, ensuring compatibility with various applications. Annealing, typically performed at approximately 500°C, is well-supported by SH Scientific’s standard tube furnaces, providing reliable and consistent results for this essential step in wafer processing. Comprehensive Furnace Packages To meet the needs of 6-inch wafer processing, many customers opt for a four-furnace configuration, which includes one furnace each for n-type diffusion, p-type diffusion, oxidation, and annealing. These furnaces are specifically designed for cleanrooms, where space is both costly and limited. The self-contained cabinets have a minimal footprint and can be moved easily to adapt to changing workflows. This flexibility makes them especially popular among semiconductor R&D facilities and university MEMS labs. SH Scientific’s 6-inch wafer processing tube furnaces combine adaptability, efficiency, and reliability to support laboratories in achieving their goals. Their compact design and customizable features ensure compatibility with modern semiconductor research and production environments while overcoming spatial and budgetary constraints. ### Wafer Processing Tube Furnace – Up to 8″ Wafer Versatile Tube Furnace for Semiconductor Research Semiconductor research and production often require specialized equipment for processes like oxidation, silicon doping, LPCVD, and annealing. However, the high cost of these tools, combined with limited cleanroom space and constrained budgets, poses significant challenges. As the industry shifts toward larger wafer diameters to improve chip yield, these hurdles become even more pronounced. SH Scientific offers space-saving, cost-efficient tube furnaces specifically designed to address these challenges, supporting cutting-edge semiconductor technology and education. Compact Design for Cleanroom Efficiency Our tube furnaces are designed with a compact footprint and self-contained cabinets, maximizing the value of limited cleanroom space. This thoughtful design ensures efficient use of laboratory areas, allowing researchers and manufacturers to focus on their work without compromising on essential equipment. Customizable for Diverse Needs Tube Sizes: Standard diameters of up to 8 inches accommodate most wafer sizes, with larger sizes available upon request. Heating Zones: Tailored tube lengths and heating zones adapt to specific processes and workflows. Atmospheric Control: Optional turnkey vacuum and gas flow systems provide precise environmental control. Whether in academic laboratories or industrial production, our furnaces deliver versatility and uniformity for various thermal processes. Advanced Capabilities for Oxidation Processes Our oxidation furnaces operate at temperatures ranging from 900°C to 1100°C, with customization available for up to 1300°C. Features include: Compatibility with both dry and wet oxidation. Capability for drive-in processes at 1165°C for extended durations. Flexibility to meet the needs of customers processing wafers at approximately 1150°C. Cost-Effective Diffusion for Silicon Doping Diffusion furnaces offer a practical and manageable method for doping silicon wafers, ideal for instructional settings and R&D. Key specifications include: Temperature range: 800°C to 1000°C, with custom options up to 1300°C. Effective resistivity control through diffusion processes. Reliable Annealing Performance Annealing is performed effortlessly at around 500°C using our standard tube furnaces. This makes them ideal for a wide range of applications in both research and production environments. Comprehensive Furnace Packages Many customers opt for a complete package of four furnaces, including: One n-type diffusion furnace. One p-type diffusion furnace. One oxidation furnace. One annealing furnace. These systems are frequently used in cleanrooms, where their minimal footprint and mobility make them invaluable for evolving workflows. SH Scientific’s tube furnaces bring together compact design, advanced customization, and versatile performance to meet the evolving needs of semiconductor research and production. Whether for academic institutions or industrial settings, our furnaces provide a reliable, space-efficient solution that adapts to your requirements and enhances your laboratory’s capabilities. ### 3 Zone – 250TG200-3 – 1200°C – Tube Furnace – OD 250mm Welcome to the ultimate destination for professional tube furnace solutions tailored to your specific needs at the most competitive prices. Precision Heating, Unlimited Potential. Available in: Standalone Tube Furnace: A cost-effective solution for small-scale heat treatments. Tube Furnace with Gas Flow Management System: Ideal for precise atmosphere control. Vacuum Tube Furnace Turnkey System: Includes a gas flow management system, vacuum pump, and chiller for a complete setup. Why Choose SH Scientific Tube Furnaces? Tube furnaces are essential for applications requiring controlled atmospheres or the capture of volatile materials. SH Scientific tube furnaces offer unparalleled versatility and efficiency, featuring cylindrical chambers surrounded by advanced heating elements that ensure rapid heat-up, recovery, and cooldown. Key Features: Digital programmable controllers for cyclic oxidation and treatment tests. Configurations with single or triple hot zones. Double-shell construction and variable density insulation for optimal performance. Split-hinge or solid door designs for horizontal operation. Applications: Tube furnaces are increasingly used in industries like secondary and graphene battery development, polymer composites, titanium, and ceramic treatments for 3D printing. Performance Specifications: STG/LTG Series: Max Temperature: 1200°C Ideal Operating Temperature: 1000°C Standard Tube Diameters: 50mm, 80mm, 100mm, 120mm (custom diameters available) Hot Zones: 300mm (STG) or 600mm (LTG) Programmable Controller: 30 steps LTG-3 Model: Designed for advanced applications with 3 controllers and 3 hot zones. Gas Flow and Vacuum System Options: SH Scientific specializes in gas flow management systems with components like ball-type gas flow meters, digital mass flow controllers, stainless steel flow lines, and gas-tight sealing masks. Our vacuum tube furnace turnkey systems include a low-noise vacuum pump and recirculating chiller for a seamless and efficient setup. Trust SH Scientific As experts in laboratory furnaces, we are committed to providing cutting-edge solutions and professional support for all your heat treatment needs. ### 1200°C – Tube Furnace – OD 250mm You are in the best place if you are looking for professional tube furnaces with exceptional quality and durability, tailored to meet your specific requirements. Our furnaces are trusted and used by renowned laboratories worldwide, setting a benchmark for reliability and performance. We offer: Standalone Tube Furnace Tube Furnace with Gas Flow Management System Tube Furnace with Gas Flow Management System Bundled with Vacuum Pump and Chiller (Vacuum Tube Furnace Turnkey System) Furnaces are our specialty, and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, enabling rapid heat-up, recovery, and cool-down. They are the most economical way to treat small samples, especially where volatile materials need to be captured or an atmosphere other than air is required. SH Scientific tube furnaces are engineered for a wide range of applications and feature: Digital programmable controllers Single hot zone or three hot zones Double-shell construction Variable density insulation Split-hinge or solid door designs for horizontal usage The programmable controller allows seamless cyclic oxidation and treatment tests, ensuring precision and ease of operation. Our tube furnaces are trusted by leading laboratories in industries such as secondary batteries, graphene batteries, polymer composites, and the treatment of titanium and ceramics in the 3D printing sector. SH Scientific Tube Furnace STG/LTG Series Maximum temperature: 1200°C (ideal operating temperature: 1000°C) Standard tube diameters: 50mm, 80mm, 100mm, and 120mm (custom larger diameters available) STG Series: 300mm hot zone LTG Series: 600mm hot zone Built-in 45-step programmable controller For three controllers with three hot zones, the LTG-3 model is the perfect choice. Gas Flow and Vacuum Tube Furnace Systems SH Scientific specializes in gas flow management systems consisting of: Ball-type gas flow meters or digital mass flow controllers with back pressure regulators Seamless stainless steel 316 flow lines, valves, and connectors Gas-tight sealing masks with quartz, ceramic, or alumina tubes Our vacuum tube furnace turnkey systems include a recirculating chiller and a low-noise vacuum pump, providing a complete and efficient solution for demanding applications. Choose SH Scientific for your laboratory's furnace needs and experience why leading research institutions and industrial labs around the world trust us for quality and durability. ### 1200°C - OD 250mm - 3 Zone Tube Furnace w/Gas Supply System Built in South Korea, the 250TG200-3 model tube furnace showcases SH Scientific’s dedication to efficiency, versatility, and affordability. With a large 250mm diameter and advanced 3-zone heating, this furnace is an exceptional choice for applications requiring precise temperature control and atmospheric customization. Key Features Wide Temperature Range: Operates up to 1200°C with optimal performance at 1000°C, suitable for both standard and advanced heating processes. Three Programmable Heating Zones: Features a built-in 30-step controller with heating zones of 3 x 200 mm, enabling precise and complex cyclic treatments. Gas Flow Management: As part of the WG series, this model offers advanced control over atmospheric conditions, ideal for sensitive experiments. Customizable Tube Sizes: Standard 250mm diameter, with options for other sizes available upon request to meet diverse experimental needs. Efficient Thermal Management: Rapid heating and cooling reduce wait times, improving productivity. Robust Construction: Double-shell design ensures stability, while digital controllers and customizable options enhance usability. Applications SH Scientific’s tube furnaces are widely used in cutting-edge fields such as: Secondary and graphene battery research Polymer composites processing 3D printing material treatment Available Models The 250TG200-3 is part of a comprehensive range of tube furnaces designed to meet varying research and industrial needs: Standalone Tube Furnace (STG/LTG Series): Ideal for basic applications requiring precise heating. Tube Furnace with Gas Flow Management (WG Series): Enhances control over atmospheric conditions, making it perfect for sensitive experiments. Turn-key Vacuum Tube Furnace System (PK-G Series): A complete solution, including a gas flow management system, vacuum pump, and chiller for advanced research requirements. Why Choose SH Scientific? Customization: Tailored configurations to suit specific requirements. Economical Operation: Cost-effective for small-sample processing and specialized atmospheres. Comprehensive Solutions: Turn-key systems with advanced accessories for seamless setup and use. Customization and Support Our expertise in gas flow management systems ensures optimal performance for demanding applications. Need something unique? Contact us to discuss fully customized solutions designed to meet your needs. Elevate your research and industrial processes with the 250TG200-3 model tube furnace and other models in SH Scientific’s innovative furnace lineup. ### 1200°C – Tube Furnace w/Gas Supply System – OD 250mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - Mini Tube Furnace w/Gas Supply System – OD 30mm The World’s Most Compact Furnace with Gas Flow Management: SH Scientific Mini Furnace CVD-30TG150 The SH Scientific Mini Furnace redefines efficiency and flexibility in the laboratory, making it an invaluable tool for modern research and development. Designed for quick and precise thermal processing, this furnace offers unmatched performance for handling small sample sizes and minimal material quantities. Advanced Features for Precision Research The furnace integrates a 30-step programmable controller, enabling researchers to execute complex experimental protocols with ease. Whether performing cyclic oxidation or advanced treatment processes, this controller provides the precision necessary for demanding research environments. The compact size allows it to be conveniently placed in a fume hood or transported to various lab locations, making it adaptable to diverse workflows. Configurations for Every Need In addition to its standalone capabilities, SH Scientific offers a range of custom configurations to meet the specific needs of researchers: Mini Furnace Only: Ideal for straightforward thermal applications requiring rapid heat-up and cool-down. Mini Furnace with Gas Flow Management: Includes systems such as a ball-type gas flow meter or digital mass flow controller, back-pressure regulators, and seamless stainless steel flow lines for precise gas control. Turnkey Mini Furnace System: Bundled with a vacuum pump and recirculating chiller, this option provides a fully integrated setup for advanced applications requiring controlled atmospheres or vacuum conditions. Why Choose SH Scientific’s Compact Furnace? High Thermal Efficiency: Cylindrical heating chambers ensure rapid temperature changes, reducing process times. Controlled Atmospheres: Ideal for experiments involving volatile materials or non-air environments. Industry-Ready Design: The furnace is especially suited for applications in secondary battery research, graphene battery development, polymer composites, and 3D printing (treatment of titanium and ceramics). Performance at a Glance Temperature Range: Up to 1200°C, with an optimal operating temperature of 1000°C. Tube Sizes: Standard diameters of 50mm, 80mm, 100mm, and 120mm (custom sizes available). Hot Zones: 300mm for the STG series and 600mm for the LTG series, ensuring even temperature distribution. Multi-Zone Control: The LTG-3 model features three independently programmable hot zones, providing superior control for intricate processes. Tailored Gas Flow and Vacuum Systems SH Scientific CVD-30TG150 furnaces are equipped with gas-tight sealing mechanisms and high-quality quartz, ceramic, or alumina tubes. The optional vacuum tube furnace system includes a low-noise vacuum pump and a recirculating chiller, creating a complete solution for researchers needing consistent vacuum and cooling conditions. Applications Across Industries The SH Scientific Mini Furnace is a cornerstone tool for a variety of applications, from cyclic thermal treatments to material synthesis. Its versatility and precision make it a preferred choice in fields such as aerospace, advanced materials, and energy research. For researchers demanding efficiency, precision, and adaptability, the SH Scientific Mini Furnace stands as an essential laboratory asset, tailored to meet and exceed expectations. ### 1200°C – Mini Tube Furnace – OD 30mm The World’s Most Compact Furnace: SH Scientific Mini Furnace The SH Scientific Mini Furnace redefines efficiency and flexibility in the laboratory, making it an invaluable tool for modern research and development. Designed for quick and precise thermal processing, this furnace offers unmatched performance for handling small sample sizes and minimal material quantities. Advanced Features for Precision Research The furnace integrates a 30-step programmable controller, enabling researchers to execute complex experimental protocols with ease. Whether performing cyclic oxidation or advanced treatment processes, this controller provides the precision necessary for demanding research environments. The compact size allows it to be conveniently placed in a fume hood or transported to various lab locations, making it adaptable to diverse workflows. Configurations for Every Need In addition to its standalone capabilities, SH Scientific offers a range of custom configurations to meet the specific needs of researchers: Mini Furnace Only: Ideal for straightforward thermal applications requiring rapid heat-up and cool-down. Mini Furnace with Gas Flow Management: Includes systems such as a ball-type gas flow meter or digital mass flow controller, back-pressure regulators, and seamless stainless steel flow lines for precise gas control. Turnkey Mini Furnace System: Bundled with a vacuum pump and recirculating chiller, this option provides a fully integrated setup for advanced applications requiring controlled atmospheres or vacuum conditions. Why Choose SH Scientific’s Compact Furnace? High Thermal Efficiency: Cylindrical heating chambers ensure rapid temperature changes, reducing process times. Controlled Atmospheres: Ideal for experiments involving volatile materials or non-air environments. Industry-Ready Design: The furnace is especially suited for applications in secondary battery research, graphene battery development, polymer composites, and 3D printing (treatment of titanium and ceramics). Performance at a Glance Temperature Range: Up to 1200°C, with an optimal operating temperature of 1000°C. Tube Sizes: Standard diameters of 50mm, 80mm, 100mm, and 120mm (custom sizes available). Hot Zones: 300mm for the STG series and 600mm for the LTG series, ensuring even temperature distribution. Multi-Zone Control: The LTG-3 model features three independently programmable hot zones, providing superior control for intricate processes. Tailored Gas Flow and Vacuum Systems SH Scientific furnaces can be equipped with gas-tight sealing mechanisms and high-quality quartz, ceramic, or alumina tubes. The vacuum tube furnace system includes a low-noise vacuum pump and a recirculating chiller, creating a complete solution for researchers needing consistent vacuum and cooling conditions. Applications Across Industries The SH Scientific Mini Furnace is a cornerstone tool for a variety of applications, from cyclic thermal treatments to material synthesis. Its versatility and precision make it a preferred choice in fields such as aerospace, advanced materials, and energy research. For researchers demanding efficiency, precision, and adaptability, the SH Scientific Mini Furnace stands as an essential laboratory asset, tailored to meet and exceed expectations. ### 1500°C 3-Zone Rotary Tube Furnace / Kiln – OD 120mm Alumina Tube SH Scientific's 1500°C Rotary Tube Furnace: Precision and Innovation for Advanced Research Elevate your research with SH Scientific's 1500°C high-temperature rotary kiln. Engineered for laboratory and pilot-scale applications, this advanced equipment delivers exceptional efficiency, reliability, and customization, making it a top choice for researchers—particularly in cement research and calcined clay production. Key Applications Limestone sintering, Cement Research & Calcined Clay Production: Perfect for low-carbon cement processing and producing high-quality calcined clay. Biochar and biomass conversion Battery waste recycling and high-purity battery material synthesis Hydrogen fuel cell production High-capacity silicone carbon production General oxidation, reduction, and carbonization experiments Innovative Features for Reliable Performance Precise Heat Treatment: Uniform heating under oxidation or reduction atmospheres with adjustable tube rotation speed, incline angle, and material flow. Continuous & Batch Processing: Flexible configurations tailored to experimental needs. Efficient Feeding & Receiving System: Smooth material transfer from the feeding tank to the receiving vessel ensures uninterrupted operation. Prevention of Tar Condensation: Heating jackets at critical points avoid tar buildup during pyrolysis. Anti-Clogging Mechanism: Optional hopper knocker maintain steady flow of viscous materials. Technical Highlights Max Temperature: 1500°C (ideal operating range ≤ 1350°C). Tube Options: Standard models with 100mm or 120mm OD alumina tubes; industrial options available up to 250mm diameter. Heating Zones: Configurations include 2-zone (600mm) or 3-zone (900mm) for enhanced control. Gas Exchange Compatibility: Supports co-current and counter-current flow experiments. Programmable Controller: Up to 30 programmable segments for precise temperature control. Durable SiC Heating Elements: High-performance, long-lasting heating. Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features. Safety & Convenience: Low surface temperature housing (29–30°C at 800°C), built-in over-temperature protection, and easy tube replacement. Why Choose SH Scientific? SH Scientific’s lab-scale rotary kiln is highly preferred by industries focused on cement research and calcined clay production due to its precise heat treatment capabilities and customizable features. Each furnace undergoes rigorous testing for rotation, heating, and vacuum retention to ensure optimal performance. From standard models to fully tailored solutions, SH Scientific’s rotary tube furnaces provide the innovation and reliability required for cutting-edge research. Explore custom options and unlock your research potential today. ### 1500°C 3-Zone Rotary Tube Furnace / Kiln – OD 100mm Alumina Tube SH Scientific's 1500°C Rotary Tube Furnace: Precision and Innovation for Advanced Research Elevate your research with SH Scientific's 1500°C high-temperature rotary kiln. Engineered for laboratory and pilot-scale applications, this advanced equipment delivers exceptional efficiency, reliability, and customization, making it a top choice for researchers—particularly in cement research and calcined clay production. Key Applications Limestone Sintering, Cement Research & Calcined Clay Production: Perfect for low-carbon cement processing and producing high-quality calcined clay. Biochar and biomass conversion Battery waste recycling and high-purity battery material synthesis Hydrogen fuel cell production High-capacity silicone carbon production General oxidation, reduction, and carbonization experiments Innovative Features for Reliable Performance Precise Heat Treatment: Uniform heating under oxidation or reduction atmospheres with adjustable tube rotation speed, incline angle, and material flow. Continuous & Batch Processing: Flexible configurations tailored to experimental needs. Efficient Feeding & Receiving System: Smooth material transfer from the feeding tank to the receiving vessel ensures uninterrupted operation. Prevention of Tar Condensation: Heating jackets at critical points avoid tar buildup during pyrolysis. Anti-Clogging Mechanism: Optional hopper knocker maintain steady flow of viscous materials. Technical Highlights Max Temperature: 1500°C (ideal operating range ≤ 1350°C). Tube Options: Standard models with 100mm or 120mm OD alumina tubes; industrial options available up to 250mm diameter. Heating Zones: Configurations include 2-zone (600mm) or 3-zone (900mm) for enhanced control. Gas Exchange Compatibility: Supports co-current and counter-current flow experiments. Programmable Controller: Up to 30 programmable segments for precise temperature control. Durable SiC Heating Elements: High-performance, long-lasting heating. Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features. Safety & Convenience: Low surface temperature housing (29–30°C at 800°C), built-in over-temperature protection, and easy tube replacement. Why Choose SH Scientific? SH Scientific’s lab-scale rotary kiln is highly preferred by industries focused on cement research and calcined clay production due to its precise heat treatment capabilities and customizable features. Each furnace undergoes rigorous testing for rotation, heating, and vacuum retention to ensure optimal performance. From standard models to fully tailored solutions, SH Scientific’s rotary tube furnaces provide the innovation and reliability required for cutting-edge research. Explore custom options and unlock your research potential today. ### 1500°C 2-Zone Rotary Tube Furnace / Kiln – OD 120mm Alumina Tube SH Scientific's 1500°C Rotary Tube Furnace: Precision and Innovation for Advanced Research Elevate your research with SH Scientific's 1500°C high-temperature rotary kiln. Engineered for laboratory and pilot-scale applications, this advanced equipment delivers exceptional efficiency, reliability, and customization, making it a top choice for researchers—particularly in cement research and calcined clay production. Key Applications Limestone Sintering, Cement Research & Calcined Clay Production: Perfect for low-carbon cement processing and producing high-quality calcined clay. Biochar and biomass conversion Battery waste recycling and high-purity battery material synthesis Hydrogen fuel cell production High-capacity silicone carbon production General oxidation, reduction, and carbonization experiments Innovative Features for Reliable Performance Precise Heat Treatment: Uniform heating under oxidation or reduction atmospheres with adjustable tube rotation speed, incline angle, and material flow. Continuous & Batch Processing: Flexible configurations tailored to experimental needs. Efficient Feeding & Receiving System: Smooth material transfer from the feeding tank to the receiving vessel ensures uninterrupted operation. Prevention of Tar Condensation: Heating jackets at critical points avoid tar buildup during pyrolysis. Anti-Clogging Mechanism: Optional hopper knocker maintain steady flow of viscous materials. Technical Highlights Max Temperature: 1500°C (ideal operating range ≤ 1350°C). Tube Options: Standard models with 100mm or 120mm OD alumina tubes; industrial options available up to 250mm diameter. Heating Zones: Configurations include 2-zone (600mm) or 3-zone (900mm) for enhanced control. Gas Exchange Compatibility: Supports co-current and counter-current flow experiments. Programmable Controller: Up to 30 programmable segments for precise temperature control. Durable SiC Heating Elements: High-performance, long-lasting heating. Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features. Safety & Convenience: Low surface temperature housing (29–30°C at 800°C), built-in over-temperature protection, and easy tube replacement. Why Choose SH Scientific? SH Scientific’s lab-scale rotary kiln is highly preferred by industries focused on cement research and calcined clay production due to its precise heat treatment capabilities and customizable features. Each furnace undergoes rigorous testing for rotation, heating, and vacuum retention to ensure optimal performance. From standard models to fully tailored solutions, SH Scientific’s rotary tube furnaces provide the innovation and reliability required for cutting-edge research. Explore custom options and unlock your research potential today. ### 1500°C 2-Zone Rotary Tube Furnace / Kiln – OD 100mm Alumina Tube SH Scientific's 1500°C Rotary Kiln: Precision and Innovation for Advanced Research Elevate your research with SH Scientific's 1500°C high-temperature rotary kiln. Engineered for laboratory and pilot-scale applications, this advanced equipment delivers exceptional efficiency, reliability, and customization, making it a top choice for researchers—particularly in cement research and calcined clay production. Key Applications Limestone sintering, Cement Research & Calcined Clay Production: Perfect for low-carbon cement processing and producing high-quality calcined clay. Biochar and biomass conversion Battery waste recycling and high-purity battery material synthesis Hydrogen fuel cell production High-capacity silicone carbon production General oxidation, reduction, and carbonization experiments Innovative Features for Reliable Performance Precise Heat Treatment: Uniform heating under oxidation or reduction atmospheres with adjustable tube rotation speed, incline angle, and material flow. Continuous & Batch Processing: Flexible configurations tailored to experimental needs. Efficient Feeding & Receiving System: Smooth material transfer from the feeding tank to the receiving vessel ensures uninterrupted operation. Prevention of Tar Condensation: Heating jackets at critical points avoid tar buildup during pyrolysis. Anti-Clogging Mechanism: Optional hopper knocker maintain steady flow of viscous materials. Technical Highlights Max Temperature: 1500°C (ideal operating range ≤ 1350°C). Tube Options: Standard models with 100mm or 120mm OD alumina tubes; industrial options available up to 250mm diameter. Heating Zones: Configurations include 2-zone (600mm) or 3-zone (900mm) for enhanced control. Gas Exchange Compatibility: Supports co-current and counter-current flow experiments. Programmable Controller: Up to 30 programmable segments for precise temperature control. Durable SiC Heating Elements: High-performance, long-lasting heating. Vacuum Sealing & Gas Ports: Perfect vacuum sealing with inert gas inlets/outlets and outgassing features. Safety & Convenience: Low surface temperature housing (29–30°C at 800°C), built-in over-temperature protection, and easy tube replacement. Why Choose SH Scientific? SH Scientific’s lab-scale rotary kiln is highly preferred by industries focused on cement research and calcined clay production due to its precise heat treatment capabilities and customizable features. Each furnace undergoes rigorous testing for rotation, heating, and vacuum retention to ensure optimal performance. From standard models to fully tailored solutions, SH Scientific’s rotary tube furnaces provide the innovation and reliability required for cutting-edge research. Explore custom options and unlock your research potential today. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-250 Quartz Gas Diffuser by SH Scientific is tailored to fit a 250mm diameter quartz tube, providing precise control over gas flow in furnaces operating up to 1200°C. While SH Scientific’s furnaces fill the tube with gas effectively, the SH-QDS-250 enhances this by ensuring a uniform and consistent gas distribution, which is critical for high-precision research and industrial processes. This diffuser is particularly useful in Chemical Vapor Deposition (CVD) and thermal processing, where a stable gas environment can significantly impact the quality and reproducibility of results. Even slight fluctuations in gas flow can alter outcomes, making the SH-QDS-250 a crucial tool for those working on advanced material synthesis, coatings, and heat treatments. The SH-QDS-250 is compatible with a wide range of gases. For lighter gases like nitrogen (N2), argon (Ar), or carbon dioxide (CO2), the side with multiple holes should be positioned on the top. For heavier gases such as hydrogen (H2) or methane (CH4), the side with many holes should be placed on the bottom to optimize gas flow. In some cases, multiple diffusers are used—placed before and after the sample boat—to enhance the uniformity of gas distribution throughout the tube. This dual-diffuser setup provides an even more stable gas environment, improving precision in CVD and thermal treatment processes. Crafted from high-quality, heat-resistant quartz, the SH-QDS-250 is designed for durability and reliable performance. It is an ideal tool for laboratories and industrial applications that require gas-driven thermal processes, offering the precision needed for consistent, repeatable results. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-200 Quartz Gas Diffuser by SH Scientific is expertly crafted to fit a 200mm diameter quartz tube, offering precise gas flow control for furnaces operating at temperatures up to 1200°C. While SH Scientific furnaces efficiently fill the tube with gas, the SH-QDS-200 enhances the process by ensuring uniform gas distribution, which is essential for research applications that demand high accuracy and repeatability. This diffuser is particularly effective in Chemical Vapor Deposition (CVD) and thermal processing, where maintaining an even gas environment is critical for achieving optimal results. Any deviations in gas flow can impact outcomes, making the SH-QDS-200 indispensable for researchers working on advanced material synthesis, coatings, and heat treatment processes. The SH-QDS-200 is adaptable to various gases. When using lighter gases such as nitrogen (N2), argon (Ar), or carbon dioxide (CO2), position the side with multiple holes on the top. For heavier gases like hydrogen (H2) or methane (CH4), the side with many holes should be placed on the bottom for optimal gas flow. In some cases, multiple SH-QDS-200 diffusers can be used, positioned before and after the sample boat, to further improve the uniformity of gas distribution throughout the tube. This dual-diffuser setup ensures a stable gas environment, enhancing the precision and consistency of CVD and thermal treatments. Constructed from heat-resistant quartz, the SH-QDS-200 offers long-lasting durability and performance, making it a reliable solution for laboratories and industries conducting gas-driven thermal reactions. Its precision design ensures consistent, repeatable results across a variety of gas-based processes. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-120 Quartz Gas Diffuser by SH Scientific is designed to fit a 120mm diameter quartz tube, providing advanced control over gas flow in furnaces that operate up to 1200°C. While SH Scientific’s furnaces effectively fill the tube with gas, the SH-QDS-120 further enhances this process by ensuring even and uniform gas distribution, which is crucial for high-precision research applications. This diffuser is especially beneficial in Chemical Vapor Deposition (CVD) and thermal processing, where maintaining a consistent gas environment is vital for the quality and repeatability of results. Variations in gas flow can alter outcomes, making the SH-QDS-120 an essential tool for researchers working on complex material synthesis, coatings, and heat treatment processes. The SH-QDS-120 accommodates various gases. For lighter gases like nitrogen (N2), argon (Ar), or carbon dioxide (CO2), the side with multiple holes should face upwards. When working with heavier gases like hydrogen (H2) or methane (CH4), positioning the side with multiple holes at the bottom optimizes gas flow. In certain applications, using multiple diffusers—placed before and after the sample boat—can significantly improve gas distribution uniformity. This dual-diffuser approach enhances the stability of the gas environment across the tube, ensuring better precision in processes like CVD and thermal treatments. Constructed from durable, high-temperature-resistant quartz, the SH-QDS-120 is built for long-lasting performance. Its precision design makes it a reliable accessory for laboratories and industries conducting gas-involved thermal reactions, delivering consistent and repeatable results. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-100 Quartz Gas Diffuser by SH Scientific is meticulously crafted to fit a 100mm diameter quartz tube, offering exceptional control over gas flow in furnaces that operate at temperatures up to 1200°C. While SH Scientific’s quartz tube furnaces already efficiently fill the tube with gas, the SH-QDS-100 enhances this process by ensuring an even and uniform gas distribution, which is vital for achieving precise and reproducible results in scientific research. This diffuser proves particularly beneficial in Chemical Vapor Deposition (CVD) and thermal processing applications, where maintaining a stable gas environment directly impacts the quality and consistency of the outcomes. Any irregularities in gas flow can affect the results, making the SH-QDS-100 an indispensable tool for researchers engaged in advanced material synthesis, coatings, and heat treatments. The SH-QDS-100 is engineered to work with various gases. When using lighter gases like nitrogen (N2), argon (Ar), or carbon dioxide (CO2), position the side with multiple holes on the top. For heavier gases such as hydrogen (H2) or methane (CH4), placing the side with many holes on the bottom optimizes gas flow. For even greater gas distribution, multiple diffusers can be placed both before and after the sample boat. This dual diffuser setup further ensures that the gas environment within the tube remains uniform and stable throughout the process, enhancing the precision of CVD and other gas-driven reactions. Built from durable, high-quality quartz, the SH-QDS-100 provides long-lasting performance, making it ideal for laboratories and industrial settings involved in gas-involved thermal processes. Whether used in CVD, heat treatments, or other reactions, it offers the precision needed for reliable, consistent results. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-80 Quartz Gas Diffuser by SH Scientific is specifically designed to fit an 80mm diameter quartz tube, providing precise gas flow control for furnaces operating at temperatures up to 1200°C. While SH Scientific furnaces effectively fill the tube with gas, the SH-QDS-80 enhances this process by ensuring even and consistent gas distribution, essential for high-precision research. This diffuser is especially useful in Chemical Vapor Deposition (CVD) and thermal processing, where a uniform gas environment significantly impacts the quality and consistency of results. Even small variations in gas flow can alter outcomes, making the SH-QDS-80 indispensable for researchers working on advanced material synthesis, coatings, and heat treatments. The SH-QDS-80 is versatile and can accommodate different gases. For lighter gases like nitrogen (N2), argon (Ar), or carbon dioxide (CO2), the side with multiple holes should be positioned on the top. For heavier gases, such as hydrogen (H2) or methane (CH4), positioning the side with many holes on the bottom ensures optimal flow. In some applications, more than one SH-QDS-80 Quartz Gas Diffuser can be placed inside the tube—both before and after the sample boat. This dual setup provides even greater uniformity, ensuring a stable gas environment throughout the tube. For processes like CVD and thermal treatments, this approach can further improve precision and eliminate potential gas flow disruptions. Crafted from durable, heat-resistant quartz, the SH-QDS-80 ensures long-lasting, reliable performance for laboratories and industries involved in gas-driven thermal processes. Its precision design offers consistent, repeatable results, making it an essential tool for various gas-related reactions. ### Quartz Gas Diffuser for Tube Furnace The SH-QDS-50 Quartz Gas Diffuser by SH Scientific** is specifically designed to fit a 50mm diameter quartz tube, offering precise gas flow control for furnaces with a maximum temperature of 1200°C. This diffuser is an essential accessory for enhancing the gas distribution within the tube, particularly in processes requiring uniform and consistent gas environments, such as Chemical Vapor Deposition (CVD) and thermal processing. While the furnace naturally fills the tube with gas, the SH-QDS-50 improves the process by ensuring even gas dispersion, which is crucial for achieving the highest levels of precision in research. It plays a vital role in advanced material synthesis, coatings, and heat treatments, where any variations in gas flow could significantly impact the outcomes. The SH-QDS-50 is adaptable to various gas types. For lighter gases like nitrogen (N2), argon (Ar), or carbon dioxide (CO2), the side with multiple holes should be positioned on the top. Conversely, for heavier gases like hydrogen (H2) or methane (CH4), the side with many holes should be placed at the bottom to ensure optimal flow. In certain applications, more than one diffuser can be used—both before and after the sample boat—to create a more uniform gas environment. This dual-diffuser setup enhances the stability of gas flow throughout the tube, further improving the precision of CVD and thermal treatment processes. Constructed from durable, heat-resistant quartz, the SH-QDS-50 ensures long-lasting, reliable performance for laboratories and industries involved in gas-driven thermal processes. Its precision design helps deliver consistent and repeatable results across a wide range of applications. ### HEPA Filter & VOC Filter | SH-HD-MUPHV Mobile Fume Extractor / Portable Fume Hood Harmful Gas Removal & Exhaust Device (No Additional Installation of Exhaust Required, Ductless System) Protects Laboratory Air Quality: Effectively eliminates harmful gases emitted during furnace operations, ensuring a safe and contaminant-free lab environment. Compact and Mobile: Designed for flexibility in small laboratory spaces, this unit's portable design allows for easy relocation as needed. Ductless Operation: Eliminates the need for external exhaust systems, providing comprehensive air filtration within the unit itself. Three-Stage Filtration System: Features a pre-filter, HEPA filter, and VOC filter to ensure thorough purification of laboratory air. User-Friendly Maintenance: The cartridge-style filters are easy to replace, with a recommended replacement cycle of 5-6 months. Adjustable Airflow Control: Provides 10 levels of air intake and exhaust volume adjustment to meet the specific requirements of various lab applications. Flexible Arm: The flexible arm, equipped with an adjustable hood, allows for precise positioning to capture fumes directly at the source, enhancing safety and efficiency. Transform Your Lab Environment Explore how SH Scientific’s systems can enhance the safety and air quality of your laboratory. Contact us directly for expert advice tailored to your specific needs. Your journey to maintaining a clean and safe lab environment starts here, and we're here to support you every step of the way. Let’s work together to ensure the highest standards of air quality in your lab.   ### Pre-Filters | SH-HD-MUPF Mobile Fume Extractor / Portable Fume Hood Harmful Gas Removal & Exhaust Device (No Additional Installation of Exhaust Required, Ductless System) Protects Laboratory Air Quality: Effectively eliminates harmful gases emitted during furnace operations, ensuring a safe and contaminant-free lab environment. Compact and Mobile: Designed for flexibility in small laboratory spaces, this unit's portable design allows for easy relocation as needed. Ductless Operation: Eliminates the need for external exhaust systems, providing comprehensive air filtration within the unit itself. Three-Stage Filtration System: Features a pre-filter, HEPA filter, and VOC filter to ensure thorough purification of laboratory air. User-Friendly Maintenance: The cartridge-style filters are easy to replace, with a recommended replacement cycle of 5-6 months. Adjustable Airflow Control: Provides 10 levels of air intake and exhaust volume adjustment to meet the specific requirements of various lab applications. Flexible Arm: The flexible arm, equipped with an adjustable hood, allows for precise positioning to capture fumes directly at the source, enhancing safety and efficiency. Transform Your Lab Environment Explore how SH Scientific’s systems can enhance the safety and air quality of your laboratory. Contact us directly for expert advice tailored to your specific needs. Your journey to maintaining a clean and safe lab environment starts here, and we're here to support you every step of the way. Let’s work together to ensure the highest standards of air quality in your lab.   ### Mobile Fume Extractor | Portable Fume Hood | SH-HD-MUP Mobile Fume Extractor / Portable Fume Hood   Optimized for Laboratory Environments In modern laboratory settings, SH Scientific’s Portable Fume Extractor systems are essential. With powerful, multi-stage filtration and mobility, these units are specifically designed to handle the diverse needs of laboratory applications. Whether you're working with chemical reactions, analytical instruments, or other lab processes, our mobile fume extractors ensure that harmful fumes and airborne contaminants are efficiently captured and removed. Harmful Gas Removal & Exhaust Device (No Additional Installation of Exhaust Required, Ductless System) Protects Laboratory Air Quality: Effectively eliminates harmful gases emitted during furnace operations, ensuring a safe and contaminant-free lab environment. Compact and Mobile: Designed for flexibility in small laboratory spaces, this unit's portable design allows for easy relocation as needed. Ductless Operation: Eliminates the need for external exhaust systems, providing comprehensive air filtration within the unit itself. Three-Stage Filtration System: Features a pre-filter, HEPA filter, and VOC filter to ensure thorough purification of laboratory air. User-Friendly Maintenance: The cartridge-style filters are easy to replace, with a recommended replacement cycle of 5-6 months. Adjustable Airflow Control: Provides 10 levels of air intake and exhaust volume adjustment to meet the specific requirements of various lab applications. Flexible Arm: The flexible arm, equipped with an adjustable hood, allows for precise positioning to capture fumes directly at the source, enhancing safety and efficiency. Transform Your Lab Environment Explore how SH Scientific’s systems can enhance the safety and air quality of your laboratory. Contact us directly for expert advice tailored to your specific needs. Your journey to maintaining a clean and safe lab environment starts here, and we're here to support you every step of the way. Let’s work together to ensure the highest standards of air quality in your lab.   ### 6″ Wafer - Oxidation, Diffusion & Annealing Tube Furnace Package Semiconductor research and production typically necessitate multiple furnaces for processes such as oxidation, silicon doping, LPCVD, and annealing. However, these essential tools often come with substantial costs. The diverse equipment requirements, limited cleanroom space, and constrained budgets frequently hinder semiconductor laboratories from achieving their full potential. These challenges are exacerbated as the industry trends towards larger wafer diameters to increase chip yield. SH Scientific provides space and cost-efficient tube furnaces for oxidation, silicon doping, LPCVD, annealing, and more. Our furnaces are designed to maximize valuable cleanroom space with compact footprints and self-contained cabinets. Standard tube diameters of up to 8 inches, with larger sizes available upon request, accommodate all typical wafer sizes. Tube lengths and heating zones are customizable to suit any treatment process or workflow. Optional turnkey vacuum and gas flow systems ensure complete atmospheric control. From academic laboratories to industrial production settings, we support the facilities driving semiconductor technology and education. SH Scientific tube furnaces offer versatility and uniformity in all common thermal processes. Our wafer processing tube furnace systems typically include one oxidation furnace with a steam bubbler, two diffusion furnaces, one annealing furnace, and oxygen and nitrogen flow systems. We offer specific systems for different wafer sizes: Up to 3″ Wafer Processing Tube Furnace System (SH-FU-WPK-G3-S) Up to 6″ Wafer Processing Tube Furnace System (SH-FU-WPK-G5-S) Oxidation temperatures range from 900°C to 1100°C, with many customers processing wafers at approximately 1150°C. To meet these needs, we customize oxidation furnaces with a maximum temperature of 1300°C and offer various tube sizes and heating configurations. Our oxidation tube furnaces can quickly switch between dry and wet oxidation and are also suitable for drive-in processes at 1165°C for extended durations. Diffusion, a common and cost-effective method for doping silicon wafers, controls their resistivity. Although diffusion doesn't provide the same control over depth and concentration as ion implantation, it is more manageable, especially in instructional settings. Diffusion temperatures typically range from 800°C to 1000°C, with some customers processing at 1200°C. We customize our diffusion furnaces to reach a maximum of 1300°C to accommodate these requirements. Annealing, typically performed at around 500°C, is well within the capabilities of our standard tube furnaces. Many of our customers purchase packages of four furnaces: one for n-type diffusion, one for p-type diffusion, one for oxidation, and one for annealing. These furnaces are frequently used in cleanrooms, where space is both expensive and limited. Our self-contained cabinets have a minimal footprint and can be easily moved as needs and workflows change, making them popular among semiconductor R&D customers and university MEMS labs. We look forward to serving your laboratory with our One-Stop All-in-One configuration! ### 3″ Wafer - Oxidation, Diffusion & Annealing Tube Furnace Package Semiconductor research and production demand multiple furnaces for oxidation, silicon doping, LPCVD, annealing, and other processes. However, these essential tools often come with a substantial cost, and the combination of diverse equipment types, limited cleanroom space, and tight budgets can prevent semiconductor labs from reaching their full potential. As the industry shifts towards larger wafer diameters to increase chip yield, these constraints become even more challenging. SH Scientific provides space and cost-efficient tube furnaces for oxidation, silicon doping, LPCVD, annealing, and more. Our furnaces are designed to maximize valuable cleanroom space with compact footprints and self-contained cabinets. Standard tube diameters of up to 8 inches, with larger sizes available upon request, accommodate all typical wafer sizes. Tube length and heating zones are customizable to suit any treatment process or workflow. Optional turnkey vacuum and gas flow systems ensure complete atmospheric control. From academic labs to industrial production settings, we support the facilities driving semiconductor technology and education. Our tube furnaces offer versatility and uniformity in all common thermal processes. Typically, our wafer processing tube furnace systems include one oxidation furnace with a steam bubbler, two diffusion furnaces, one annealing furnace, and oxygen and nitrogen flow systems. We offer specific systems for different wafer sizes: - Up to 3″ Wafer Processing Tube Furnace System (SH-FU-WPK-G3-S) - Up to 6″ Wafer Processing Tube Furnace System (SH-FU-WPK-G5-S) Oxidation temperatures range from 900°C to 1100°C, with many customers processing wafers at approximately 1150°C. To meet these needs, we customize oxidation furnaces with a maximum temperature of 1300°C and offer various tube sizes and heating configurations. Our oxidation tube furnaces can quickly switch between dry and wet oxidation and are also suitable for drive-in processes at 1165°C for extended durations. Diffusion, a common and cost-effective method for doping silicon wafers, controls their resistivity. Although diffusion doesn't provide the same control over depth and concentration as ion implantation, it is more manageable, especially in instructional settings. Diffusion temperatures typically range from 800°C to 1000°C, with some customers processing at 1200°C. We customize our diffusion furnaces to reach a maximum of 1300°C to accommodate these requirements. Annealing, typically performed at around 500°C, is well within the capabilities of our standard tube furnaces. Our customers often purchase packages of four furnaces: one for n-type diffusion, one for p-type diffusion, one for oxidation, and one for annealing. These furnaces are frequently used in cleanrooms, where space is both expensive and limited. Our self-contained cabinets have a minimal footprint and can be easily moved as needs and workflows change, making them popular among semiconductor R&D customers and university MEMS labs. We look forward to serving your laboratory with our One-Stop All-in-One configuration! ### 1200°C 3-Zone Rotary Tube Furnace / Kiln – OD 140mm SS 310S Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker keeps viscous materials flowing steadily. Standard Models 2 heating zones with quartz tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 2 heating zones with stainless steel tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600-S) or 140 mm tube (SH-FU-140RKG600). 3 heating zones with quartz tube: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-100RKG900). 3 heating zones with stainless steel tube: Max 1200°C with 100 mm (SH-FU-100RKG900-S) or 140 mm tube (SH-FU-140RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 2-Zone Rotary Tube Furnace / Kiln – OD 140mm SS 310S Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones with quartz tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 2 heating zones with stainless steel tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600-S) or 140 mm tube (SH-FU-140RKG600). 3 heating zones with quartz tube: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-100RKG900). 3 heating zones with stainless steel tube: Max 1200°C with 100 mm (SH-FU-100RKG900-S) or 140 mm tube (SH-FU-140RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 3-Zone Rotary Tube Furnace / Kiln – OD 100mm SS 310S Tube SH Scientific's rotary tube furnaces are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones with quartz tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 2 heating zones with stainless steel tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600-S) or 140 mm tube (SH-FU-140RKG600). 3 heating zones with quartz tube: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-100RKG900). 3 heating zones with stainless steel tube: Max 1200°C with 100 mm (SH-FU-100RKG900-S) or 140 mm tube (SH-FU-140RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 2-Zone Rotary Tube Furnace / Kiln – OD 100mm SS 310S Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones with quartz tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 2 heating zones with stainless steel tube: Max 1200°C with 100 mm tube (SH-FU-100RKG600-S) or 140 mm tube (SH-FU-140RKG600). 3 heating zones with quartz tube: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-100RKG900). 3 heating zones with stainless steel tube: Max 1200°C with 100 mm (SH-FU-100RKG900-S) or 140 mm tube (SH-FU-140RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### High Vacuum Large Diameter Stainless Steel 3 Zone Tube Furnace KAT (Kiswire Advanced Technology) is a global leading superconducting wire company located in Daejeon, South Korea and manufactures high-performance superconducting wires (Nb3Sn, NbTi, and MgB2) to various fields including nuclear fusion reactor, accelerator, MRI magnet, electricity, and motor. One of KAT's R&D projects related with coating and deposition needed a high vacuum large diameter stainless steel 3 hot zone tube furnace system with cryopump and roughing pump. SH Scientific shared technical consultation with KAT and proudly came up with this specialty turnkey system.   ### Quartz Chamber Muffle Furnace Preventing Damage from Corrosive Gas This quartz chamber muffle furnace is for customers who work with plastic fluoropolymers and other materials which inevitably give off toxic gases and HF(hydrogen fluoride) gas during combustion. The corrosive gases lead to the heating elements deteriorating and breaking while the insulation walls fall away. They break the coils along the side as well as the roof of the furnace degrading and falling in. High temperature insulation on the bottom is damaged too as the melting material eats away at the insulation. One of our customers who specializes in creating advanced fluoropolymer compounds had to repeat purchasing the regular furnaces from market. As soon as we realized their pain, we presented this long-lasting solution! ### Cart Furnace SH Scientific's Sliding Cart Furnace - Thermal Treatment at Scale Our sliding cart furnace enables more efficient thermal treatment of large samples and bulk quantities. Extremely large capacity of 1,175 liters or more Up to 1600°C max operating temperature Programmable digital controller Powder-coated steel case and frame Ceramic interior with 45 kW Kanthal® or other high-temperature heating elements Internal dimensions of 750 mm (w) x 1650 mm (d) x 950 mm (h) or larger External dimensions of 1660 mm (w) x 4200 mm (d) x 1954 mm (h) or larger How Are Our Cart Furnaces Used? Cart furnaces make sense when a muffle furnace is technically appropriate but lacks capacity. They’re optimal for large-scale heat treatment, most often in applications like: Battery R&D: Stay competitive in this rapidly expanding market with uncompromising sintering, annealing, and even chemical vapor deposition. Ceramic debinding & sintering: Remove binders at 200°C to 550°C and seamless transition into sintering at higher temperatures. Release agent removal: Quickly and efficiently remove release agents such as waxes, fatty esters, silicones, and metallic soaps from your molds. If your facility is responsible for cleaning numerous molds of different sizes, our cart furnace will bring dramatic time and labor savings. Bulk pyrolysis: Save time and space while processing larger samples for biomass decomposition and other forms of bulk pyrolysis.   ### Tube Furnace Facilitating Material Observation In response to the specific needs of the prestigious School of Sustainable Engineering and the Built Environment, we provided a custom-designed tube furnace, featuring an advanced gas supply system and multiple viewing windows for in-depth observation of heat processes. This furnace is uniquely tailored with additional thermocouple insert ports for precise temperature monitoring at various points, ensuring exceptional accuracy in experimental research. This solution underscores our commitment to supporting cutting-edge sustainable engineering education and research with innovative, high-precision equipment. ### Large Scale Vacuum Drying Oven Turnkey System SH Scientific's Tailored Solution for a Prestigious National Forest Research Lab In the quest for advancing sustainable energy sources, a leading national forest research lab sought a highly specialized piece of equipment: a vacuum drying oven capable of conducting biomass torrefaction (mild pyrolysis) research. Understanding the intricacies of this request, SH Scientific embarked on developing a one-stop turnkey system that not only meets but exceeds the lab's expectations, marking a significant milestone in research and development in the field of renewable energy. Our client approached us with a need for a vacuum drying oven capable of operating at temperatures ranging from 250°C to 350°C. The project's core requirement was a large and deep chamber oven to support their research into biomass torrefaction, a mild form of pyrolysis aimed at enhancing the properties of biomass as a renewable energy source. This process, crucial for advancing renewable energy technologies, demands precision equipment to handle the complex dynamics of biomass processing. The core challenge was to design an oven with a large and deep chamber that could ensure uniform heat distribution across the shelf, despite its spacious interior. This was crucial for the accurate and efficient processing of biomass materials. Additionally, the oven needed to be robust enough to support up to 100lbs of material weight, accommodating substantial quantities of biomass for torrefaction. Recognizing the complexity of the process, which involves the release of a considerable amount of volatile organic compounds (VOCs) and moisture, it was imperative to incorporate a multi-stage capture system. This system is essential for efficiently condensing and capturing these by-products, ensuring a clean and safe research environment. To address these requirements, SH Scientific delivered a holistic turnkey solution comprising a large-scale vacuum drying oven with a directly heated shelf to ensure even heat distribution, a glass condenser paired with a -30°C chiller for the initial capture of VOCs and moisture, followed by a -75°C industrial-scale cold trap bath equipped for the secondary capture phase, and a vacuum pump. This comprehensive setup exemplifies SH Scientific's commitment to supporting cutting-edge research through the provision of customized, precision-engineered laboratory solutions.     ### Large Scale Vacuum Muffle Furnace A distinguished national forest research laboratory was in search of a vacuum muffle furnace featuring a substantial and deep chamber, specified to dimensions of 12 inches in height, 18 inches in width, and a depth ranging from 24 to 36 inches, tailored for conducting biomass pyrolysis experiments. The laboratory's requirements extended to having the furnace equipped with a mass flow controller and back-pressure regulator, alongside a low-noise vacuum pump, to constitute a complete turnkey system. Crucially, the setup demanded the inclusion of a capture apparatus. This is because the process of heating biomass results in the emission of water, bio-oil, and a spectrum of organic volatiles, including but not limited to organic acids, alcohols, and phenolic compounds, all in the liquid phase. Therefore, it was imperative to integrate a capture apparatus before the vacuum pump to efficiently remove these condensable substances. Are you tasked with the decomposition of a large volume of materials in an environment of Argon or Nitrogen? Our offering encompasses a comprehensive, one-stop turnkey system that includes a large-scale vacuum furnace, a cold trap bath serving as the capture apparatus, and a vacuum pump, designed to meet and exceed such specialized requirements. ### Continuous Vertical Tube Furnace UNLIMITED CUSTOMIZATIONS! The Continuous Vertical Tube Furnace by SH Scientific has already made its mark in the scientific community, evidenced by the recent breakthrough in blue hydrogen generation conducted by the renowned Korea Institute of Energy Research. This achievement not only underscores the furnace's exceptional performance but also its contribution to advancing renewable energy research. Natural gas (methane) and process heat are the basis for methane pyrolysis. At high temperatures, the methane is broken down into hydrogen and solid carbon in a reactor. The hydrogen can be used as an energy carrier in industry, in transport, or by private households. The solid carbon can be further processed or stored. There is no CO2 emissions. Choosing the Continuous Vertical Tube Furnace by SH Scientific means investing in a tool that expands the horizons of scientific research and innovation. Its proven reliability, combined with cutting-edge technology, makes it an indispensable asset for research labs aiming to lead in the quest for new knowledge and sustainable solutions. Embark on your next research venture with confidence, backed by the unparalleled performance and reliability of the Continuous Vertical Tube Furnace from SH Scientific. ### Oil-Free High Vacuum Turbomolecular Pump System | 10^-7 Torr SH Scientific’s high vacuum pump system helps 3DP and MIM manufacturers deliver superb finished products from oxidation-prone materials. Rapid advancements in 3D printing (3DP) and metal injection molding (MIM) technology have turned the manufacturing world on its head. Heat treatment addresses the structural shortcomings of 3DP titanium alloy parts, and removes the binders and release agents used in MIM. However, these materials are especially sensitive to oxidation, so thermal treatment requires high-vacuum conditions. Our high vacuum pumps are at the core of our world-class vacuum tube and muffle furnaces. They ensure reliable and uniquely cost-effective treatment of oxidation-prone materials. SH Scientific’s high vacuum system uses a two-stage pump to achieve pressures on the order of 10-3 to 10-7 torr. A stage-one oil pump acts as a pre-vacuum for a stage-two diffusion pump, all coordinated by a programmable-logic controller (PLC). Oil-free alternatives are also available, but not generally needed for 3DP or MIM products. Our pump system facilitates total atmospheric control even at extreme temperatures. Most customers purchase it as part of a turn-key furnace package, but it’s easily connected to other equipment (like certain SH tube furnaces, muffle furnaces, and drying ovens). Tested equipment Tube or Chamber size Vacuum level & time Time taken  Vacuum tube furnace SH-CVD-100TG300 100 diameter x 1000mm long tube 0.00005 torr 7min  Vacuum drying oven SH-VDO-30NG 27L chamber 300 x 300 x 300mm (W x D x H) 0.0005 torr 3min Vacuum muffle furnace SH-FU-10MGV 10L chamber 215 x 215 x 215mm (W x D x H) 0.0005 torr 90min ### High Vacuum Pump System | 10^-6 Torr SH Scientific’s high vacuum pump system helps 3DP and MIM manufacturers deliver superb finished products from oxidation-prone materials. Rapid advancements in 3D printing (3DP) and metal injection molding (MIM) technology have turned the manufacturing world on its head. Heat treatment addresses the structural shortcomings of 3DP titanium alloy parts, and removes the binders and release agents used in MIM. However, these materials are especially sensitive to oxidation, so thermal treatment requires high-vacuum conditions. Our high vacuum pumps are at the core of our world-class vacuum tube and muffle furnaces. They ensure reliable and uniquely cost-effective treatment of oxidation-prone materials. SH Scientific’s high vacuum system uses a two-stage pump to achieve pressures on the order of 10-3 to 10-7 torr. A stage-one oil pump acts as a pre-vacuum for a stage-two diffusion pump, all coordinated by a programmable-logic controller (PLC). Oil-free alternatives are also available, but not generally needed for 3DP or MIM products. Our pump system facilitates total atmospheric control even at extreme temperatures. Most customers purchase it as part of a turn-key furnace package, but it’s easily connected to other equipment (like certain SH tube furnaces, muffle furnaces, and drying ovens). Tested equipment Tube or Chamber size Vacuum level & time Time taken  Vacuum tube furnace SH-CVD-100TG300 100 diameter x 1000mm long tube 0.00005 torr 7min  Vacuum drying oven SH-VDO-30NG 27L chamber 300 x 300 x 300mm (W x D x H) 0.0005 torr 3min Vacuum muffle furnace SH-FU-10MGV 10L chamber 215 x 215 x 215mm (W x D x H) 0.0005 torr 90min ### 1200°C - 125L Chamber Large Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 64L Chamber Large Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### Mushroom Autoclave 120LBS Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your substrate and grain at 121°C under 20psi to destroy bacteria or fungi!   ### Laminar Flow Fan Filter Unit FFU-1170 Our new Laminar Flow Fan Filter Unit (FFU) has earned stellar reviews, and we couldn’t say it better than one of our satisfied customers: "So good! I’ve used it every day since it arrived and poured over 1000 agar plates without a single issue. The airflow is impressively consistent across the entire filter surface—not one spot of uneven flow, which is rare in units like this. The remote control system is a great touch; it saves me from having to squeeze behind the unit to make adjustments." Product Highlights: Superior Filtration: Equipped with a 99.99% efficient HEPA filter (0.3 microns) and a pre-filter, ensuring a contaminant-free workspace. Unmatched Airflow Control: With adjustable airflow ranging from 0 to 1080 CFM and air velocity up to 150 ft/min, you have complete control over air speed, all accessible by remote. Leak-Free Design: Precision assembly between the steel body and main filter guarantees no leaks, delivering a steady, clean airflow every time. Convenient Remote Control: Easily adjust settings without having to access the back of the unit. Energy Efficient and Quiet: Running at a low power consumption of 215W, this unit maintains a quiet operation level of 50-60dB, perfect for uninterrupted work. Stackable and Space-Saving: The locking bracket design makes it stackable for versatile lab configurations. Experience the simplicity, quality, and consistency SH Scientific brings with its Laminar Flow Fan Filter Unit, trusted by professionals for delivering outstanding reliability day after day.   ### 700mm Roller Dual-Tier Ball Mill (4-Roller) with Noise-Reduction Cabinet The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double the process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### 300mm Roller Dual-Tier Ball Mill (4-Roller) with Noise-Reduction Cabinet The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double your process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### 700mm Roller Dual-Tier Ball Mill (4-Roller) The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double the process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### 700mm Roller Single-Tier Ball Mill (2-Roller) The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double the process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### 300mm Roller Dual-Tier Ball Mill (4-Roller) The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double your process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### 300mm Roller Single-Tier Ball Mill (2-Roller) The ball mill, a type of grinder, is a cylindrical device used in grinding (or mixing) materials like ores, chemicals, ceramic raw materials and paints. The ball mill is a key piece of equipment for grinding crushed materials, and it is widely used in production lines for powders such as cement, silicates, refractory material, fertilizer, glass ceramics, selective laser sintering and etc. Ball milling has several advantages over other systems: the cost of installation and grinding medium is low; the capacity and fineness can be easily adjusted by adjusting the diameter of the balls. SH Scientific ball mills have 300mm (12") & 700mm (28") long rollers with max 300rpm. You can double the process with 2tier models. The gab between rollers are adjustable from 30mm to 210mm. And ball mills in NOISE PROOF BOX are available for your pleasant work environment. ### Mushroom Autoclave 2000LBS You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 1200 liters (317.5 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 1200M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 1200L chamber [1273mm (50.1") diameter x 1000mm (39.4") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - TWO Large 20"(500mm) door for convenient loading/unloading - COOLING FAN! ACCELERATE NATURAL COOLING! EASILY ACHIEVE 2 CYCLES PER DAY - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Mushroom cultivation - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### Mushroom Autoclave 900LBS You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 550 liters (145.3 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 550M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 550L chamber [777mm (30.6") diameter x 1172mm (46.1") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - Large 20"(500mm) door for convenient loading/unloading - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Mushroom cultivation - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### Mushroom Autoclave 600LBS You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 300 liters (79.25 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 300M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 300L chamber [637mm (25.1") diameter x 952mm (37.5") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - Large 20"(500mm) door for convenient loading/unloading - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Mushroom cultivation - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### Mushroom Autoclave 200LBS Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in nursery & mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your growth media, substrate and grains at 121°C and 20psi to destroy bacteria or fungi!   ### Mushroom Autoclave 60LBS Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your substrate and grain at 121°C under 20psi to destroy bacteria or fungi!   ### 1200°C 3-Zone Rotary Tube Furnace / Kiln – OD 120mm Quartz Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker keeps viscous materials flowing steadily. Standard Models 2 heating zones: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 3 heating zones: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-120RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 3-Zone Rotary Tube Furnace / Kiln – OD 100mm Quartz Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 3 heating zones: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-120RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 2-Zone Rotary Tube Furnace / Kiln – OD 120mm Quartz Tube SH Scientific's rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 3 heating zones: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-120RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C 2-Zone Rotary Tube Furnace / Kiln – OD 100mm Quartz Tube SH Scientific's lab scale rotary kilns are the pinnacle of continuous pyrolysis technology. These laboratory-scale rotary kilns suit a wide range of applications. Every device is engineered in South Korea by our in-house team, offering world-class efficiency and extensive customization at competitive prices. High Performance for Wide-Ranging Uses Right now, customers use our rotary tube furnace in scenarios as varied as: Food waste, biochar, and biomass processing Battery waste recycling High-purity battery material processing High-capacity silicone carbon production Hydrogen fuel battery production General oxidation, reduction, and biomass carbonization Innovative Design for Uniform Processing Feed powder-type materials continuously with controlled speed for uniform heat treatment under various atmospheres (oxidation and reduction). Our design supports both batch and continuous processes, with the dwelling time adjustable through the incline angle, tube rotation speed, and material flow/agitation properties. Feeding and receiving system: Samples flow smoothly from the feeding tank at the upper end into the receiving vessel at the lower end. Prevention of tar condensation: Heating jackets at both ends maintain temperature, preventing tar buildup. Anti-clogging features: A hopper knocker in the feeder keeps viscous materials flowing steadily. Standard Models 2 heating zones: Max 1200°C with 100 mm tube (SH-FU-100RKG600) or 120 mm tube (SH-FU-120RKG600). 3 heating zones: Max 1200°C with 100 mm (SH-FU-100RKG900) or 120 mm tube (SH-FU-120RKG900). Tubes from 200 mm to as large as 800 mm in diameter are available for use as an industrial-scale rotary kiln. Every single furnace—regardless of its specs or customization—undergoes rigorous testing. We verify its rotation, heating, and even vacuum retention with inert gas injection. SH Scientific is your partner for advanced rotary tube furnaces that deliver years of reliable results. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### Extra Wire Basket for Autoclave 150M *Autoclave not included. ### 1800°C Turnkey Vacuum Tube Furnace System – OD 274mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C Turnkey Vacuum Tube Furnace System – OD 200mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C - OD 274mm - Tube Furnace w/Gas Supply System Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C - OD 200mm - Tube Furnace w/Gas Supply System Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - OD 200mm - 3 Zone Tube Furnace w/Gas Supply System Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace – OD 274mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1800°C – Tube Furnace – OD 200mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1200°C - OD 200mm - Turnkey 3-Zone Vacuum Tube Furnace System Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey Vacuum Tube Furnace System – OD 200mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace w/Gas Supply System – OD 200mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 3 Zone – 200TG200-3 – 1200°C – Tube Furnace – OD 200mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1200°C – Tube Furnace – OD 200mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1900°C - 10L Chamber Vacuum Muffle Furnace - Controlled Atmosphere Do you want to carry out your test, process and production in fully controlled oxygen-free environment? Do you need to prevent materials from being oxidized during the heat treatment? Are you looking for a furnace for carbon-free atmosphere for battery anode materials such as graphite powder development, metal injection molding, metallization and sintering? Or do you need to switch atmosphere for oxidation and for carbonization? Are your samples bulky so can not be processed with narrow tube furnace? And you don't know how? Your choice is SH Scientific benchtop vacuum muffle furnace! Furthermore, adding optional digital mass flow controller and back pressure regulator will produce the purest result with zero oxidation. SH Scientific's unique innovative configuration! General muffle furnace can not create fully saturated inert gas atmosphere around the corners of the chamber so part of your material will be exposed to oxidation. Tube furnace with vacuum pump can be a good solution too but what if your sample is too big to be placed inside? Vacuum muffle furnace (in short, vacuum furnace) overcomes the trouble of imperfect saturation as well as the limit of sample sizes. You can create multiple inert gas atmosphere according to your plan (burning in air, purging air and pulling vacuum, flowing inert gas and sintering). SH Scientific is proud of the innovation of MSV (1900°C) vacuum furnace series with various chamber sizes for your successful research and production with affordable prices. SH Scientific vacuum furnace is the solution providing a precisely defined atmosphere with the highest possible purity. ### 1900°C - 4.5L Chamber Vacuum Muffle Furnace - Controlled Atmosphere Do you want to carry out your test, process and production in fully controlled oxygen-free environment? Do you need to prevent materials from being oxidized during the heat treatment? Are you looking for a furnace for carbon-free atmosphere for battery anode materials such as graphite powder development, metal injection molding, metallization and sintering? Or do you need to switch atmosphere for oxidation and for carbonization? Are your samples bulky so can not be processed with narrow tube furnace? And you don't know how? Your choice is SH Scientific benchtop vacuum muffle furnace! Furthermore, adding optional digital mass flow controller and back pressure regulator will produce the purest result with zero oxidation. SH Scientific's unique innovative configuration! General muffle furnace can not create fully saturated inert gas atmosphere around the corners of the chamber so part of your material will be exposed to oxidation. Tube furnace with vacuum pump can be a good solution too but what if your sample is too big to be placed inside? Vacuum muffle furnace (in short, vacuum furnace) overcomes the trouble of imperfect saturation as well as the limit of sample sizes. You can create multiple inert gas atmosphere according to your plan (burning in air, purging air and pulling vacuum, flowing inert gas and sintering). SH Scientific is proud of the innovation of MSV (1900°C) vacuum furnace series with various chamber sizes for your successful research and production with affordable prices. SH Scientific vacuum furnace is the solution providing a precisely defined atmosphere with the highest possible purity. ### SH Autoclave 1200M (42.4 ft³ chamber) You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 1200 liters (317.5 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 1200M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 1200L chamber [1273mm (50.1") diameter x 1000mm (39.4") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - TWO Large 20"(500mm) door for convenient loading/unloading - COOLING FAN! ACCELERATE NATURAL COOLING! EASILY ACHIEVE 2 CYCLES PER DAY - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Mushroom cultivation - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### 300°C - 2250L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 300°C - 1152L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 300°C - 864L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 350°C - 550L Chamber High Temperature Drying Oven SH Scientific 350˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperatures up to 300˚C. This FH series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-2.5˚C at 280˚C) Durable fan design withstanding high temperature. ### 350°C - 360L Chamber High Temperature Drying Oven SH Scientific 350˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperatures up to 300˚C. This FH series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-2.5˚C at 280˚C) Durable fan design withstanding high temperature. ### 350°C - 250L Chamber High Temperature Drying Oven SH Scientific 350˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperatures up to 300˚C. This FH series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-2.5˚C at 280˚C) Durable fan design withstanding high temperature. ### 350°C - 150L Chamber High Temperature Drying Oven SH Scientific 350˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperatures up to 300˚C. This FH series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-2.5˚C at 280˚C) Durable fan design withstanding high temperature. ### 350°C - 90L Chamber High Temperature Drying Oven SH Scientific 350˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperatures up to 300˚C. This FH series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-2.5˚C at 280˚C) Durable fan design withstanding high temperature. ### 1900°C - 20L Chamber Vacuum Muffle Furnace - Controlled Atmosphere Do you want to carry out your test, process and production in fully controlled oxygen-free environment? Do you need to prevent materials from being oxidized during the heat treatment? Are you looking for a furnace for carbon-free atmosphere for battery anode materials such as graphite powder development, metal injection molding, metallization and sintering? Or do you need to switch atmosphere for oxidation and for carbonization? Are your samples bulky so can not be processed with narrow tube furnace? And you don't know how? Your choice is SH Scientific benchtop vacuum muffle furnace! Furthermore, adding optional digital mass flow controller and back pressure regulator will produce the purest result with zero oxidation. SH Scientific's unique innovative configuration! General muffle furnace can not create fully saturated inert gas atmosphere around the corners of the chamber so part of your material will be exposed to oxidation. Tube furnace with vacuum pump can be a good solution too but what if your sample is too big to be placed inside? Vacuum muffle furnace (in short, vacuum furnace) overcomes the trouble of imperfect saturation as well as the limit of sample sizes. You can create multiple inert gas atmosphere according to your plan (burning in air, purging air and pulling vacuum, flowing inert gas and sintering). SH Scientific is proud of the innovation of MSV (1900°C) vacuum furnace series with various chamber sizes for your successful research and production with affordable prices. SH Scientific vacuum furnace is the solution providing a precisely defined atmosphere with the highest possible purity. ### 500°C - 216L Chamber High Temperature Drying Oven SH Scientific 500˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperature up to 450˚C. This FS series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-5.5˚C at 400˚C) Durable fan design withstanding high temperature. ### 500°C - 150L Chamber High Temperature Drying Oven SH Scientific 500˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperature up to 450˚C. This FS series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-5.5˚C at 400˚C) Durable fan design withstanding high temperature. ### 500°C - 90L Chamber High Temperature Drying Oven SH Scientific 500˚C high temperature forced convection drying oven is suitable for materials that need to be dried and cured under high temperature up to 450˚C. This FS series comes with superb insulation designed to ensure user safety. Second to none temperature uniformity (+/-5.5˚C at 400˚C) Durable fan design withstanding high temperature. ### SH Autoclave 550M (19.4 ft³ chamber) You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 550 liters (145.3 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 550M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 550L chamber [777mm (30.6") diameter x 1172mm (46.1") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - Large 20"(500mm) door for convenient loading/unloading - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Mushroom cultivation - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### 1200°C - 31L Quartz Chamber Vacuum Muffle Furnace - Controlled Atmosphere CLEANROOM INSIDE YOUR VACUUM MUFFLE FURNACE! New MGVQ Series! Our MGVQ line of QUARTZ CHAMBER vacuum muffle furnaces provide a cleanroom right inside your furnace's chamber. This series brings comprehensive programmability and complete gas flow control-ideal for calcination, sintering, and annealing. What's more, the high-performance quartz interior delivers three distinct advantages: ENSURE NON-CONTAMINATING cleanroom conditions for delicate samples EXTENDS THE LIFE of the heating elements ENHANCES TEMPERATURE CONTROL for even more precise thermal treatment   WHAT IS A VACUUM MUFFLE FURNACE? A muffle furnace contains a rectangular central chamber surrounded by electrical heating elements, which are generally connected to a programmable, digital controller. This space-efficient chamber design offers terrific capacity per dollar. But standard muffle furnaces have a limitation: perfect inert gas saturation is elusive. Oxygen levels can remain stubbornly high near the corners, due to the non-crossing streamlines phenomenon. We have solved this problem by fitting a vacuum pump to our proven, benchtop muffle furnace design. This ensures complete atmospheric control without space constraints of a tube furnace. Most muffle furnaces also have a ceramic interior, which incurs a small risk of contamination or, rarely, dust combustion. We offer a quartz interior for absolute sample purity: unlike ceramic, it is inherently free of any powdery surface or residue. In addition, quartz increases heating element lifespan in the presence of inert gases. Tube furnaces for battery research remain popular as well. They don't rival the space-efficiency of a muffle furnace, but they often make sense for extreme temperature and/or very small treatment. We equip battery, semi-conductor, and other ceramic/metal material research labs with: A quartz chamber to maximize sample purity and heating element longevity A programmable digital controller An optional mass flow controller for precise, responsive and stable gas management across 98 inert gas presets, supported by a back pressure regulator to maintain positive pressure inside the chamber An available vacuum pump with flow speed of 596L/min (21cfm)   ### 1200°C - 10L Quartz Chamber Vacuum Muffle Furnace - Controlled Atmosphere CLEANROOM INSIDE YOUR VACUUM MUFFLE FURNACE! New MGVQ Series! Our MGVQ line of QUARTZ CHAMBER vacuum muffle furnaces provide a cleanroom right inside your furnace's chamber. This series brings comprehensive programmability and complete gas flow control-ideal for calcination, sintering, and annealing. What's more, the high-performance quartz interior delivers three distinct advantages: ENSURE NON-CONTAMINATING cleanroom conditions for delicate samples EXTENDS THE LIFE of the heating elements ENHANCES TEMPERATURE CONTROL for even more precise thermal treatment   WHAT IS A VACUUM MUFFLE FURNACE? A muffle furnace contains a rectangular central chamber surrounded by electrical heating elements, which are generally connected to a programmable, digital controller. This space-efficient chamber design offers terrific capacity per dollar. But standard muffle furnaces have a limitation: perfect inert gas saturation is elusive. Oxygen levels can remain stubbornly high near the corners, due to the non-crossing streamlines phenomenon. We have solved this problem by fitting a vacuum pump to our proven, benchtop muffle furnace design. This ensures complete atmospheric control without space constraints of a tube furnace. Most muffle furnaces also have a ceramic interior, which incurs a small risk of contamination or, rarely, dust combustion. We offer a quartz interior for absolute sample purity: unlike ceramic, it is inherently free of any powdery surface or residue. In addition, quartz increases heating element lifespan in the presence of inert gases. Tube furnaces for battery research remain popular as well. They don't rival the space-efficiency of a muffle furnace, but they often make sense for extreme temperature and/or very small treatment. We equip battery, semi-conductor, and other ceramic/metal material research labs with: A quartz chamber to maximize sample purity and heating element longevity A programmable digital controller An optional mass flow controller for precise, responsive and stable gas management across 98 inert gas presets, supported by a back pressure regulator to maintain positive pressure inside the chamber An available vacuum pump with flow speed of 596L/min (21cfm)   ### 1200°C - 1.5L Quartz Chamber Vacuum Muffle Furnace - Controlled Atmosphere CLEANROOM INSIDE YOUR VACUUM MUFFLE FURNACE! New MGVQ Series! Our MGVQ line of QUARTZ CHAMBER vacuum muffle furnaces provide a cleanroom right inside your furnace's chamber. This series brings comprehensive programmability and complete gas flow control-ideal for calcination, sintering, and annealing. What's more, the high-performance quartz interior delivers three distinct advantages: ENSURE NON-CONTAMINATING cleanroom conditions for delicate samples EXTENDS THE LIFE of the heating elements ENHANCES TEMPERATURE CONTROL for even more precise thermal treatment   WHAT IS A VACUUM MUFFLE FURNACE? A muffle furnace contains a rectangular central chamber surrounded by electrical heating elements, which are generally connected to a programmable, digital controller. This space-efficient chamber design offers terrific capacity per dollar. But standard muffle furnaces have a limitation: perfect inert gas saturation is elusive. Oxygen levels can remain stubbornly high near the corners, due to the non-crossing streamlines phenomenon. We have solved this problem by fitting a vacuum pump to our proven, benchtop muffle furnace design. This ensures complete atmospheric control without space constraints of a tube furnace. Most muffle furnaces also have a ceramic interior, which incurs a small risk of contamination or, rarely, dust combustion. We offer a quartz interior for absolute sample purity: unlike ceramic, it is inherently free of any powdery surface or residue. In addition, quartz increases heating element lifespan in the presence of inert gases. Tube furnaces for battery research remain popular as well. They don't rival the space-efficiency of a muffle furnace, but they often make sense for extreme temperature and/or very small treatment. We equip battery, semi-conductor, and other ceramic/metal material research labs with: A quartz chamber to maximize sample purity and heating element longevity A programmable digital controller An optional mass flow controller for precise, responsive and stable gas management across 98 inert gas presets, supported by a back pressure regulator to maintain positive pressure inside the chamber An available vacuum pump with flow speed of 596L/min (21cfm)   ### Demo ### SH Autoclave 300M (10.6 ft³ chamber) You spoke; we listened. Thanks to our existing clients for valuable feedback on our beloved autoclaves that provide reliable and time-saving solutions for many industrial uses. We've heard you've wanted something more significant to increase your productivity by increasing the per-cycle volume. We are announcing SH Scientific's 300 liters (79.25 gallons) capacity autoclave. It is now the time to move on to the next level of productivity. Put an end to the endless cycles of babysitting pressure cookers and ancient old autoclaves that yield small outputs. Our Smart Autoclave 300M features user-friendly functions that allow a large volume of hands-off sterilization for each cycle. If you are upgrading your facility and ready to enjoy high-output cultivation, our new Smart Autoclave is the solution you want.   KEY FEATURES - 300L chamber [637mm (25.1") diameter x 952mm (37.5") height chamber] - Fully automated operation. Set-and-forget operation: 1. Load materials in the chamber. 2. Enter settings (temperature and time) through the digital controller. 3. Set yourself free from manual pressure control, steam and heat it generates. 4. Return to the autoclave to unload your materials when the process is complete. - Large 20"(500mm) door for convenient loading/unloading - Double housing for user safety utilizing stainless steel internal chamber and aluminum frame & stainless steel external case. - Manual steam release control valve allows users to gently release the steam at the end of the operation for fast cooling while significantly reducing the risk of blowing up material container bags due to rapid changes in pressure. - Overpressure protection safety valve that works at 36psig (2.5) bar - Four high-quality casters to help installation and relocation of the autoclave. - Digital P.I.D controller with excellent temperature accuracy - No external water supply connection is needed - Easy water drain system - Works out of the box. There is no need to assemble it by yourself, which eliminates the room for human error in self-assembly that can lead to a fatal accident -User-friendly unit display Temperature as '°F' and '℃' Pressure as 'psig' and 'bar' -Automatic vacuum-prevention -Natural cooling for 1.5~2hours (without load condition)   INDUSTRY - Academic labs - Bioengineering, biopharmaceutical & bioprocessing - Cannery, brewery, winery & distillery - Engineering & testing labs - Pathology & clinic - Food processing   ### SH Autoclave 150M Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in nursery & mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your growth media, substrate and grains at 121°C and 20psi to destroy bacteria or fungi!   ### 1200°C Turnkey 3-Zone Vacuum Tube Furnace System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey 3-Zone Vacuum Tube Furnace System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey 3-Zone Vacuum Tube Furnace System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey 3-Zone Vacuum Tube Furnace System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3 Zone Tube Furnace w/Gas Supply System - OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3 Zone Tube Furnace w/Gas Supply System - OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3 Zone Tube Furnace w/Gas Supply System - OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3 Zone Tube Furnace w/Gas Supply System - OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1900°C - 22L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1900°C - 11L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1900°C - 4.5L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 125NS – 400°C High Temperature Vacuum Drying Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. In modern advanced industries such as semi-conductor and secondary battery manufacturing and testing, various level of testing under very high temperatures is increasing. SH Scientific high temperature vacuum oven NS series is suitable for sample testing as high as 450˚C (suitable for operating temperature up to 400˚C) and can also be used for drying samples without causing residues, scaling and oxidation. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and oil rotary vacuum pump SH-V series. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 70NS – 400°C High Temperature Vacuum Drying Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. In modern advanced industries such as semi-conductor and secondary battery manufacturing and testing, various level of testing under very high temperatures is increasing. SH Scientific high temperature vacuum oven NS series is suitable for sample testing as high as 450˚C (suitable for operating temperature up to 400˚C) and can also be used for drying samples without causing residues, scaling and oxidation. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and oil rotary vacuum pump SH-V series. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 30NS – 400°C High Temperature Vacuum Drying Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. In modern advanced industries such as semi-conductor and secondary battery manufacturing and testing, various level of testing under very high temperatures is increasing. SH Scientific high temperature vacuum oven NS series is suitable for sample testing as high as 450˚C (suitable for operating temperature up to 400˚C) and can also be used for drying samples without causing residues, scaling and oxidation. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and oil rotary vacuum pump SH-V series. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 216NG – 250°C Vacuum Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. SH Scientific has specialty in vacuum drying technology and we are one of the first manufacturers who applied steel and stainless vacuum tubing while others use rubber tubing. And SH Scientific vacuum drying ovens have 1" (25mm) vacuum port throughout the chamber while others have 1/2 or narrower vacuum port. Thus you can get multiple throughput from equivalent sizes of ovens. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and vacuum pump SH-V40 or equivalent. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 125NG – 250°C Vacuum Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. SH Scientific has specialty in vacuum drying technology and we are one of the first manufacturers who applied steel and stainless vacuum tubing while others use rubber tubing. And SH Scientific vacuum drying ovens have 1" (25mm) vacuum port throughout the chamber while others have 1/2 or narrower vacuum port. Thus you can get multiple throughput from equivalent sizes of ovens. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and vacuum pump SH-V40 or equivalent. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 70NG – 250°C Vacuum Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. SH Scientific has specialty in vacuum drying technology and we are one of the first manufacturers who applied steel and stainless vacuum tubing while others use rubber tubing. And SH Scientific vacuum drying ovens have 1" (25mm) vacuum port throughout the chamber while others have 1/2 or narrower vacuum port. Thus you can get multiple throughput from equivalent sizes of ovens. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and LOW NOISE vacuum pump SH-VDC10. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 30NG – 250°C Vacuum Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. SH Scientific has specialty in vacuum drying technology and we are one of the first manufacturers who applied steel and stainless vacuum tubing while others use rubber tubing. And SH Scientific vacuum drying ovens have 1" (25mm) vacuum port throughout the chamber while others have 1/2 or narrower vacuum port. Thus you can get multiple throughput from equivalent sizes of ovens. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and LOW NOISE vacuum pump SH-VDC40. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### SH Industrial Drying Oven – 3612FG Forced convection drying oven is commonly used in laboratories and manufacturing facilities for the purpose of sample drying and sterilization. Forced convection drying oven is built with a fan inside the wall of the oven which forces the hot air in the oven to circulate throughout it. This system provides both excellent temperature uniformity and rapid heat recovery. SH Scientific industrial and commercial size forced convection drying oven provides users large capacity of process with excellent temperature uniformity, precise temperature accuracy and stable temperature control. Industry best temperature distribution and uniformity thanks to wide air duct design and unique air curtain feature and powerful heaters twice as strong as other industrial ovens! ### 200°C - 2250L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 200°C - 1152L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### SH Tube Furnace Accessory – Aluminum Tube Mask We recommend you to add additional tube masks for your future maintenance and replacement. It will save your time and cost. 50Ø Tube mask, 2pcs/pack 80Ø Tube mask, 2pcs/pack 100Ø Tube mask, 2pcs/pack 120Ø Tube mask,  2pcs/pack ### SH Tube Furnace Accessory – Alumina Tube We recommend you to add additional tubes for your future maintenance and replacement. It will save your time and cost. SH-LQT-50, Alumina tube, 42/50x1000mm SH-LQT-80, Alumina tube, 70/80x1000mm SH-LQT-100, Alumina tube, 88/100x1000mm SH-LQT-120, Alumina tube, 110/120x1000mm ### SH Tube Furnace Accessory – Quartz Tube We recommend you to add additional tubes for your future maintenance and replacement. It will save your time and cost. SH-QT-50, Quartz tube, 46/50x1000mm SH-QT-80, Quartz tube, 74/80x1000mm SH-QT-100, Quartz tube, 94/100x1000mm SH-QT-120, Quartz tube, 114/120x1000mm ### SH Clean Bench 1900V Laminar flow clean bench (laminar flow cabinet or tissue culture hood) is a bench designed to prevent contamination of semiconductor wafers, biological samples or any particle sensitive materials. Air is drawn through a HEPA filter and blown in a very smooth, laminar flow toward the user. The clean bench was originally developed to supplement clean room technology and thesedays it is used across the industries including research, manufacturing, bioscience, pharmaceutical and food processing. SH Scientific clean bench V series has excellent laminar flow distribution and 10 steps speed controllable. Exclusively invented LCD controller for clean bench will enhance your intuitive operation with convenience. UV lamp will be off automatically when the glass door is open and the replacement of HEPA filter is so easy. Cabinet and bench are separable structure so the installation is convenient.   Option -Air & Gas port Safety Device - Fan motor over load protection - Buzzer on and UV lamp cut off when set time arrived - Automatic UV lamp off function against door opening - Emergency stop button - Alarm when HEPA filter replacement is needed ### SH Clean Bench 1500V Laminar flow clean bench (laminar flow cabinet or tissue culture hood) is a bench designed to prevent contamination of semiconductor wafers, biological samples or any particle sensitive materials. Air is drawn through a HEPA filter and blown in a very smooth, laminar flow toward the user. The clean bench was originally developed to supplement clean room technology and thesedays it is used across the industries including research, manufacturing, bioscience, pharmaceutical and food processing. SH Scientific clean bench V series has excellent laminar flow distribution and 10 steps speed controllable. Exclusively invented LCD controller for clean bench will enhance your intuitive operation with convenience. UV lamp will be off automatically when the glass door is open and the replacement of HEPA filter is so easy. Cabinet and bench are separable structure so the installation is convenient.   Option -Air & Gas port Safety Device - Fan motor over load protection - Buzzer on and UV lamp cut off when set time arrived - Automatic UV lamp off function against door opening - Emergency stop button - Alarm when HEPA filter replacement is needed ### SH Cold Trap Bath -80°C SH Scientific has been supplying industry-best, second to none mechanical cold trap baths. All are European CE and North American UL listed. In vacuum applications, cold trap bath is a must to have item to condense all the VOC (volatile organic compound), vapor and solvents. The main purpose is to prevent vapors from entering into vacuum pump where they would be condensed inside pump and spoil it. -40°C and -80°C mechanical cold trap baths have been complimented by users from various industries thanks to the unmatchable cooling speed and its temperature holding performance. They condense and capture all the vapors and volatile solvent from the beginning of your process. -80°C cold trap bath can be used as mobile freezers for the storage of vaccine and medical reagent. -120°C cryogenic cold trap bath will be introduced in 2021. ### SH Fume Hood – 2400UP (Copy) Fume hood is a type of local ventilation device that is designed to limit exposure to hazardous or toxic fumes, vapors or dusts. * Convenient operations with valve and electric side arrangement * Dome-type duct design to eliminate swirl and residual conditions * Reduce Co2 emissions by 38%, reduce power consumption by 62% (performance certified) * Phenolic laminate inside, excellent chemical resistance * Easy fit removable inspection hole * Operation indicator lamp (green) and sound alarm Option - Built-in Fan Motor - Storage Cabinet (General type, Fire safety type, Acid & Corrosive safety type) Built-in Fan Motor   ### SH Fume Hood – 2100UP Fume hood is a type of local ventilation device that is designed to limit exposure to hazardous or toxic fumes, vapors or dusts. * Convenient operations with valve and electric side arrangement * Dome-type duct design to eliminate swirl and residual conditions * Reduce Co2 emissions by 38%, reduce power consumption by 62% (performance certified) * Phenolic laminate inside, excellent chemical resistance * Easy fit removable inspection hole * Operation indicator lamp (green) and sound alarm Option - Built-in Fan Motor - Storage Cabinet (General type, Fire safety type, Acid & Corrosive safety type) Built-in Fan Motor   ### SH Fume Hood – 1800UP Fume hood is a type of local ventilation device that is designed to limit exposure to hazardous or toxic fumes, vapors or dusts. * Convenient operations with valve and electric side arrangement * Dome-type duct design to eliminate swirl and residual conditions * Reduce Co2 emissions by 38%, reduce power consumption by 62% (performance certified) * Phenolic laminate inside, excellent chemical resistance * Easy fit removable inspection hole * Operation indicator lamp (green) and sound alarm Option - Built-in Fan Motor - Storage Cabinet (General type, Fire safety type, Acid & Corrosive safety type) Built-in Fan Motor   ### SH Incubator 150G Incubator is a basic lab equipment suitable for stagnant incubation and storage of tests requiring a specific range of temperatures for a specific period of time. SH Scientific incubator is your affordable choice for quality product with decent uniformity and performance. Includes movable epoxy coated wire shelves 2EA Includes safety features such as current leakage breaker and over temperature protector. - Stainless steel inner chamber - RS-485 interface (option) - Digital PID controller - Inner glass door ### SH Incubator 88G Incubator is a basic lab equipment suitable for stagnant incubation and storage of tests requiring a specific range of temperatures for a specific period of time. SH Scientific incubator is your affordable choice for quality product with decent uniformity and performance. Includes movable epoxy coated wire shelves 2EA Includes safety features such as current leakage breaker and over temperature protector. - Stainless steel inner chamber - RS-485 interface (option) - Digital PID controller - Inner glass door ### SH Rotary Evaporator Package 50L This 5L rotary evaporator is ideal for small batch of processing and pilot run for your research and testing. This turnkey package consists of Welch oil-free diaphragm vacuum pump 2047B-01, SH-WB-40CDR -20°C recirculating chiller and SH-WB-5GDR(-40) -40°C mechanical cold trap bath. If you don't need some of them, just exclude from option. Rotary evaporator (so called, rotovap) is widely used in chemical laboratories and extraction facilities for the efficient and gentle removal of solvents from liquid materials and samples by evaporation. Rotary evaporator is also used for the preparation of distillates prior to short path distillation, not to mention, concentration, crystallization, separation and reclamation in biological, pharmaceutical, chemical and food industry. SH Scientific rotary evaporators are all ETL certified conforming to NRTL requirement such as Electrical Equipment for Measurement, Control, and Laboratory Use; Part 1: General Requirements [UL 61010‐1], Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use Part 1: General Requirements [CSA C22.2#61010‐1‐12] and Laboratory Use ‐ Part 2010: Particular Requirements For Laboratory Equipment For The Heating Of Materials [UL 61010] and Laboratory Equipment For The Heating Of Materials [CSA C22.2#61010‐2‐010]. We are proud of our own and unique vacuum sealing for all the joints of glassware to enhance the vacuum retainment. Save your budget with our ideally bundled package! ### SH Rotary Evaporator Package 20L This 5L rotary evaporator is ideal for small batch of processing and pilot run for your research and testing. This turnkey package consists of Welch oil-free diaphragm vacuum pump 2047B-01, SH-WB-20CDR -25°C recirculating chiller and SH-WB-5GDR(-40) -40°C mechanical cold trap bath. If you don't need some of them, just exclude from option. Rotary evaporator (so called, rotovap) is widely used in chemical laboratories and extraction facilities for the efficient and gentle removal of solvents from liquid materials and samples by evaporation. Rotary evaporator is also used for the preparation of distillates prior to short path distillation, not to mention, concentration, crystallization, separation and reclamation in biological, pharmaceutical, chemical and food industry. SH Scientific rotary evaporators are all ETL certified conforming to NRTL requirement such as Electrical Equipment for Measurement, Control, and Laboratory Use; Part 1: General Requirements [UL 61010‐1], Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use Part 1: General Requirements [CSA C22.2#61010‐1‐12] and Laboratory Use ‐ Part 2010: Particular Requirements For Laboratory Equipment For The Heating Of Materials [UL 61010] and Laboratory Equipment For The Heating Of Materials [CSA C22.2#61010‐2‐010]. We are proud of our own and unique vacuum sealing for all the joints of glassware to enhance the vacuum retainment. Save your budget with our ideally bundled package! ### SH Autoclave 100M Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your substrate and grain at 121°C under 20psi to destroy bacteria or fungi!   ### 1800°C Turnkey Vacuum Tube Furnace System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C Turnkey Vacuum Tube Furnace System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C Turnkey Vacuum Tube Furnace System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C Turnkey Vacuum Tube Furnace System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G/H/S series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1800° C with optimal performance at below 1650°C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(S1)/80mm(S2)/100mm(S3)/120mm(S4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C Turnkey Vacuum Tube Furnace System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1500° C with optimal performance at below 1350°C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(H1)/80mm(H2)/100mm(H3)/120mm(H4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C Turnkey Vacuum Tube Furnace System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1500° C with optimal performance at below 1350°C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(H1)/80mm(H2)/100mm(H3)/120mm(H4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C Turnkey Vacuum Tube Furnace System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1500° C with optimal performance at below 1350°C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(H1)/80mm(H2)/100mm(H3)/120mm(H4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C Turnkey Vacuum Tube Furnace System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-H series operates at up to 1500° C with optimal performance at below 1350°C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 300 mm. Extensive tube size options: Standard diameters are 50mm(H1)/80mm(H2)/100mm(H3)/120mm(H4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey Vacuum Tube Furnace System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey Vacuum Tube Furnace System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C Turnkey Vacuum Tube Furnace System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace w/Gas Supply System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace w/Gas Supply System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace w/Gas Supply System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace w/Gas Supply System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C – Tube Furnace w/Gas Supply System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C – Tube Furnace w/Gas Supply System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C – Tube Furnace w/Gas Supply System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C – Tube Furnace w/Gas Supply System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG-WG/LTG-WG series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG-WG) or 1 x 600 mm (LTG-WG). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace w/Gas Supply System – OD 120mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace w/Gas Supply System – OD 100mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace w/Gas Supply System – OD 80mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C – Tube Furnace – OD 120mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1800°C – Tube Furnace – OD 100mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1800°C – Tube Furnace – OD 80mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1800°C – Tube Furnace – OD 50mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific super high temperature tube furnace TS series goes up to max 1800°C and the ideal operating temperature is 1650°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps high accuracy programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1500°C – Tube Furnace – OD 120mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace TH series goes up to max 1500°C and the ideal operating temperature is 1350°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1500°C – Tube Furnace – OD 100mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace TH series goes up to max 1500°C and the ideal operating temperature is 1350°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1500°C – Tube Furnace – OD 80mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace TH series goes up to max 1500°C and the ideal operating temperature is 1350°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1500°C – Tube Furnace – OD 50mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controller(s), single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace TH series goes up to max 1500°C and the ideal operating temperature is 1350°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. TH series hot zone is 300mm and has a built-in 30 steps programmable controller. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 3 Zone – 120TG200-3 – 1200°C – Tube Furnace – OD 120mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 3 Zone – 100TG200-3 – 1200°C – Tube Furnace – OD 100mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 3 Zone – 80TG200-3 – 1200°C – Tube Furnace – OD 80mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 3 Zone – 50TG200-3 – 1200°C – Tube Furnace – OD 50mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1200°C – Tube Furnace – OD 120mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1200°C – Tube Furnace – OD 100mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1200°C – Tube Furnace – OD 80mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 1500°C - 18.7L Chamber Vacuum Muffle Furnace - Controlled Atmosphere SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C - 4.5L Chamber Vacuum Muffle Furnace - Controlled Atmosphere SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 31L Chamber Vacuum Muffle Furnace - Controlled Atmosphere SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 10L Chamber Vacuum Muffle Furnace - Controlled Atmosphere SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C - 22L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C - 11L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1800°C - 4.5L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1800°C, then our MS line HIGH-TEMPERATURE muffle furnace will make a great choice for your needs! SH Scientific's MS line of high-temperature muffle furnaces are capable of up to max 1800°C, with an ideal operating temperature of below 1650°C (for 24 hours continuous running). This line comes with built-in 30 steps programmable controller, delivering rock-solid performance and durability. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C - 36L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1500°C, then our MH line muffle furnace will be the right fit! SH Scientific's MH line of advanced muffle furnaces are capable of up to max 1500°C, with an ideal operating temperature of below 1350°C (for 24 hours continuous running). This line comes with built-in 45 steps programmable controller, delivering rock-solid performance and durability. Rapid heating: Our MH furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C - 22L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1500°C, then our MH line muffle furnace will be the right fit! SH Scientific's MH line of advanced muffle furnaces are capable of up to max 1500°C, with an ideal operating temperature of below 1350°C (for 24 hours continuous running). This line comes with built-in 45 steps programmable controller, delivering rock-solid performance and durability. Rapid heating: Our MH furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C - 11L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1500°C, then our MH line muffle furnace will be the right fit! SH Scientific's MH line of advanced muffle furnaces are capable of up to max 1500°C, with an ideal operating temperature of below 1350°C (for 24 hours continuous running). This line comes with built-in 45 steps programmable controller, delivering rock-solid performance and durability. Rapid heating: Our MH furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1500°C - 4.5L Chamber Muffle Furnace If you conduct thermal treatments needing to reach up to 1500°C, then our MH line muffle furnace will be the right fit! SH Scientific's MH line of advanced muffle furnaces are capable of up to max 1500°C, with an ideal operating temperature of below 1350°C (for 24 hours continuous running). This line comes with built-in 45 steps programmable controller, delivering rock-solid performance and durability. Rapid heating: Our MH furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several capacity options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Do you need to create an inert gas atmosphere inside chamber with N2 or Argon? We offer ball type gas flow meter as option. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 27L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 14L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 5L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 3L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MG line of standard muffle furnaces are capable of up to max 1200°C, with an ideal operating temperature of below 1000°C. This line is made with cost-conscious facilities, but in need for slightly higher maximum temperature limit of 1200°C compared, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MG furnaces reach 800°C in less than 40 minutes. Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1050°C - 11L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MGE line of economical muffle furnaces are capable of up to max 1050°C, with an ideal operating temperature of 850° C. This line is made with cost-conscious facilities in mind, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MGE furnaces reach 800°C in less than 40 minutes Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. Various temperature limits and control options: Needs vary dramatically, so MGE models are also available with higher temperature limits and multiple controller options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1050°C - 7L Chamber Muffle Furnace SH Scientific economic muffle furnace MGE goes up to max 1050°C and the ideal operating temperature is 850°C. If your testing is carried out under this temperature in any case, do not overpay for standard design. This economic muffle furnace is designed for your budget-saving. SH Scientific muffle furnace takes less than 40min to reach 800°C and we provide a variety of sizes, temperature programmable control models and various temperature range. SH Scientific muffle furnaces are ideal for wide range of thermal application for material treatment and experiment including ashing, calcination, reduction, oxidation, dissociation, sintering, pyrolysis, reaction, hardening and tempering, melting, thermocouple calibration, annealing, stress relieving and etc. ### 1050°C - 5L Chamber Muffle Furnace SH Scientific economic muffle furnace MGE goes up to max 1050°C and the ideal operating temperature is 850°C. If your testing is carried out under this temperature in any case, do not overpay for standard design. This economic muffle furnace is designed for your budget-saving. SH Scientific muffle furnace takes less than 40min to reach 800°C and we provide a variety of sizes, temperature programmable control models and various temperature range. SH Scientific muffle furnaces are ideal for wide range of thermal application for material treatment and experiment including ashing, calcination, reduction, oxidation, dissociation, sintering, pyrolysis, reaction, hardening and tempering, melting, thermocouple calibration, annealing, stress relieving and etc. ### 1050°C - 3L Chamber Muffle Furnace If you conduct thermal treatments at standard temperatures, then don't overpay for a standard design! SH Scientific's MGE line of economical muffle furnaces are capable of up to max 1050°C, with an ideal operating temperature of 850° C. This line is made with cost-conscious facilities in mind, delivering rock-solid performance without costly frills or superfluous certifications. Rapid heating: Our MGE furnaces reach 800°C in less than 40 minutes Multiple sizes available: Choose among several standard capacity options, and pay for no more and no less than you need. Various temperature limits and control options: Needs vary dramatically, so MGE models are also available with higher temperature limits and multiple controller options. SH Scientific muffle furnaces are used for a wide range of thermal treatments and experiments, including: Ashing Calcination Reduction Oxidation Dissociation Sintering Pyrolysis Reaction Hardening and tempering Melting Thermocouple calibration Annealing Stress relieving …among many more. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 200°C - 864L Chamber Large Capacity Drying Oven The forced convection drying oven delivers efficient sample drying and sterilization for labs and manufacturers. Featuring an internal fan that circulates hot air throughout the chamber, this oven achieves outstanding temperature uniformity and swift heat recovery. SH Scientific's Offering Our industrial- and commercial-sized drying ovens offer substantial capacity, exceptional temperature uniformity and stability, and precise thermal control. Distinguishing Features Superior thermal management: An expansive air duct system and a distinctive air curtain feature achieve best-in-class temperature distribution and uniformity. Enhanced heating power: Our ovens heat quickly and efficiently, with twice the heating power found in competing models. SH Scientific's drying ovens are engineered to meet the rigorous demands of both research and industrial applications, providing a reliable and high-performing solution for your drying and sterilization needs. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace – OD 50mm You are in the best place if you look for professional tube furnace selection with wanted configuration at the most reasonable prices. – standalone tube furnace – tube furnace with gas flow management system – tube furnace with gas flow management system bundled with vacuum pump and chiller (in short, vacuum tube furnace turnkey system) Furnace is our specialty and you can rely on us. Tube furnaces consist of cylindrical chambers surrounded by heating elements, which enable rapid heat up, recovery and cool down. Tube furnace is the most economical way to treat a small sample, especially where volatile materials need to be captured or atmosphere other than air is required. SH Scientific tube furnaces are designed for a range of applications with features that can include: digital programmable controllers, single hot zone or three hot zones, double-shell construction, variable density insulation and split-hinge or solid door designs to allow horizontal usage. Programmable controller enables you to perform cyclic oxidation and treatment test at ease. These days the use of tube furnaces are more rapidly growing in the secondary battery and graphene battery, polymer composite, treatment of titanium and ceramic in 3D printing industry. SH Scientific tube furnace STG/LTG series goes up to max 1200°C and the ideal operating temperature is 1000°C. 50mm/80mm/100mm/120mm tube diameters are standard and we can custom larger diameter tubes too. STG hot zone is 300mm and LTG hot zone is 600mm. Both have built-in 30 steps programmable controller. Do you want to have 3 controllers with 3 hot zones? LTG-3 is the one. SH Scientific specializes in supplying gas flow management system consisting of ball type gas flow meter (or digital mass flow controller with back pressure regulator), seamless stainless steel 316 flow line, valve and connector, gas tight sealing mask and quartz, ceramic or alumina tube. Additionally, our vacuum tube furnace turnkey system consist of recirculating chiller and LOW NOISE vacuum pump for your perfect setup. ### 08NG – 250°C Mini Vacuum Oven Vacuum drying oven is simple but essential across all industries including science, biology, biomedical, pharmaceutics, agriculture, food processing, food and oil extraction, chemistry, metallurgy and etc. Vacuum drying oven is used for drying, purging and outgassing samples and material at lower temperature under vacuum, which results in fasting drying without damaging the compound of material. SH Scientific has specialty in vacuum drying technology and we are one of the first manufacturers who applied steel and stainless vacuum tubing while others use rubber tubing. And SH Scientific vacuum drying ovens have 1" (25mm) vacuum port throughout the chamber while others have 1/2 or narrower vacuum port. Thus you can get multiple throughput from equivalent sizes of ovens. We not just offer vacuum oven but also offer ideal turnkey package consisting of COLD TRAP BATH (except SH-VDO-08NG-PK) and LOW NOISE vacuum pump SH-VDC10. Our package is a right-matched so you do not overpay for wrong-matched configuration. Uniformity Sheet Water vapor pressure Selection guide   ### 1200°C Turnkey Vacuum Tube Furnace System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: PK-G series operates at up to 1200° C with optimal performance at 1000° C. Programmable heating zones: Built-in 45-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (PK-G) or 1 x 600 mm (PK-G-L). Extensive tube size options: Standard diameters are 50mm(G1)/80mm(G2)/100mm(G3)/120mm(G4). Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. This particular configuration features a seamless stainless steel 316 flow line; valve and connector; gas-tight sealing mask; and quartz, ceramic, or alumina tube. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C – Tube Furnace w/Gas Supply System – OD 50mm Built in South Korea, our tube furnaces offer unparalleled efficiency and versatility. Every model delivers industry-standard performance and endless customization, all at surprisingly accessible prices. Standalone tube furnace (STG/LTG series): Ideal for basic applications requiring precise heating. Tube furnace with gas flow management (WG series): Enhances control over atmospheric conditions, perfect for sensitive experiments. Turn-key vacuum tube furnace system (PK-G series): A comprehensive solution including a gas flow management system, vacuum pump, and chiller for advanced research needs. Technical Excellence SH Scientific's tube furnaces are increasingly used in cutting-edge fields, including secondary and graphene battery research, polymer composites, and 3D printing material treatment. Whatever configuration you choose, you and your team can expect: Wide temperature range: STG/LTG series operates at up to 1200° C with optimal performance at 1000° C. Other series are capable of up to 1800° C. Programmable heating zones: Built-in 30-step controller for complex cyclic treatments, with heating zones of 1 x 300 mm (STG), 1 x 600 mm (LTG), or 3 x 200 mm (LTG-3). Extensive tube size options: Standard diameters are 50/80/100/120 mm. Significantly larger diameters are available upon request. Rapid heating & cooling: Minimize wait times with efficient thermal management. Economical sample treatment: A cost-effective choice for processing small samples, especially with volatile materials or special atmospheric requirements. Advanced features: Digital programmable controllers, single or three hot zones, double-shell construction for stability, and customizable tube diameters. Customization & Accessories We specialize in gas flow management systems. Our turn-key vacuum tube furnace system (with recirculating chillers and low-noise vacuum pumps) is a popular upgrade for more seamless set-up and use. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### 1200°C - 1.5L Chamber Vacuum Muffle Furnace - Controlled Atmosphere SH Scientific's benchtop vacuum muffle furnace ensures an oxygen-free environment for thermal treatment. It also facilitates a carbon-free atmosphere for applications like battery anode material development, metal injection molding, metallization, and sintering. Unlike narrower tube furnaces, the muffle chamber design accommodates bulky samples for more efficient, cost-effective processing. Key Advantages Total environmental control: An optional digital mass flow controller and back pressure regulator ensure zero oxidation for material purity. Innovative design: Vacuum pump overcomes the non-crossing streamlines phenomenon for full inert gas saturation—even in the corners of the chamber. Versatile atmospheric control: Custom and pre-programmed settings allow multiple inert gas environments within a single treatment cycle (e.g., burning in air, purging air and pulling a vacuum, introducing inert gas, and then sintering). Product Series Each of these convenient benchtop models is built and rigorously tested in South Korea, then delivered and supported from the US. Low-noise vacuum pumps are also available for a quieter, more pleasant, and more focused working environment. Need something we haven't listed here? Reach out to share your requirements and talk through more customized offerings. ### SH Cold Trap Bath -40°C SH Scientific has been supplying industry-best, second to none mechanical cold trap baths. All are European CE and North American UL listed. In vacuum applications, cold trap bath is a must to have item to condense all the VOC (volatile organic compound), vapor and solvents. The main purpose is to prevent vapors from entering into vacuum pump where they would be condensed inside pump and spoil it. -20°C, -40°C and -80°C mechanical cold trap baths have been complimented by users from various industries thanks to the unmatchable cooling speed and its temperature holding performance. They condense and capture all the vapors and volatile solvent from the beginning of your process. -80°C cold trap bath can be used as mobile freezers for the storage of vaccine and medical reagent. ### SH Incubator 54G Incubator is a basic lab equipment suitable for stagnant incubation and storage of tests requiring a specific range of temperatures for a specific period of time. SH Scientific incubator is your affordable choice for quality product with decent uniformity and performance. Includes movable epoxy coated wire shelves 2EA Includes safety features such as current leakage breaker and over temperature protector. - Stainless steel inner chamber - RS-485 interface (option) - Digital PID controller - Inner glass door ### SH Rotary Evaporator Package 5L This 5L rotary evaporator is ideal for small batch of processing and pilot run for your research and testing. This turnkey package consists of SH-V60 (21cfm, 594L/min) dual stage oil rotary vacuum pump, SH-WB-5CDR -30°C recirculating chiller and SH-WB-5GDR(-40) -40°C mechanical cold trap bath. If you don't need some of them, just exclude from option. Rotary evaporator (so called, rotovap) is widely used in chemical laboratories and extraction facilities for the efficient and gentle removal of solvents from liquid materials and samples by evaporation. Rotary evaporator is also used for the preparation of distillates prior to short path distillation, not to mention, concentration, crystallization, separation and reclamation in biological, pharmaceutical, chemical and food industry. SH Scientific rotary evaporators are all ETL certified conforming to NRTL requirement such as Electrical Equipment for Measurement, Control, and Laboratory Use; Part 1: General Requirements [UL 61010‐1], Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use Part 1: General Requirements [CSA C22.2#61010‐1‐12] and Laboratory Use ‐ Part 2010: Particular Requirements For Laboratory Equipment For The Heating Of Materials [UL 61010] and Laboratory Equipment For The Heating Of Materials [CSA C22.2#61010‐2‐010]. We are proud of our own and unique vacuum sealing for all the joints of glassware to enhance the vacuum retainment. Save your budget with our ideally bundled package! ### SH Fume Hood – 1500UP Fume hood is a type of local ventilation device that is designed to limit exposure to hazardous or toxic fumes, vapors or dusts. * Convenient operations with valve and electric side arrangement * Dome-type duct design to eliminate swirl and residual conditions * Reduce Co2 emissions by 38%, reduce power consumption by 62% (performance certified) * Phenolic laminate inside, excellent chemical resistance * Easy fit removable inspection hole * Operation indicator lamp (green) and sound alarm Option - Built-in Fan Motor - Storage Cabinet (General type, Fire safety type, Acid & Corrosive safety type) Built-in Fan Motor   ### SH Autoclave 60M Vertical autoclaves (or electric steam-pressurized sterilizer) have been widely used in biology, biomedical research such as microbiology and mycology as well as medical and chemical sterilization. Typically users load laboratory glassware, lab equipment and waste, surgical instruments into chamber and subject them to pressurized saturated steam at 121°C. SH Scientific laboratory and commercial grade vertical autoclaves have been complimented thanks to incomparable yield with quick turnaround time. Convenient to run with affordable prices. SH Scientific vertical autoclave AC series are popular in mushroom cultivation industry too. Contamination will bring failure in any mushroom labs and farms and whether it is for research or cultivation, properly preparing your fungus substrate is a vital step. While some mushroom cultivators run kitchen pressure cookers or large scale bulk atmospheric sterilizer unit, our vertical autoclaves streamlines and simplifies your process and reduce labors and increase cost-efficiency and output consistency. Heating up your substrate and grain at 121°C under 20psi to destroy bacteria or fungi!   ### SH Clean Bench 900V Laminar flow clean bench (laminar flow cabinet or tissue culture hood) is a bench designed to prevent contamination of semiconductor wafers, biological samples or any particle sensitive materials. Air is drawn through a HEPA filter and blown in a very smooth, laminar flow toward the user. The clean bench was originally developed to supplement clean room technology and thesedays it is used across the industries including research, manufacturing, bioscience, pharmaceutical and food processing. SH Scientific clean bench V series has excellent laminar flow distribution and 10 steps speed controllable. Exclusively invented LCD controller for clean bench will enhance your intuitive operation with convenience. UV lamp will be off automatically when the glass door is open and the replacement of HEPA filter is so easy. Cabinet and bench are separable structure so the installation is convenient.   Option -Air & Gas port Safety Device - Fan motor over load protection - Buzzer on and UV lamp cut off when set time arrived - Automatic UV lamp off function against door opening - Emergency stop button - Alarm when HEPA filter replacement is needed ## Tooltip Glossary ### SiC Silicon carbide (SiC) is a hard, refractory ceramic material known for its exceptional strength, thermal stability, and resistance to wear. It is widely used in applications that demand durability under extreme conditions. In high-temperature furnace technology, SiC is a popular material for heating elements due to its ability to maintain performance and efficiency at elevated temperatures. It also offers excellent thermal conductivity, contributing to consistent heating and long service life. Because of these properties, SiC plays a key role in laboratories and industries that rely on reliable, high-performance thermal processing equipment. ### Rapid Thermal Processing (RTP) Rapid thermal processing (RTP) is a semiconductor manufacturing technique in which wafers are exposed to very high temperatures for a short duration, typically a few seconds to a few minutes. This method allows precise control of thermal cycles, minimizing unwanted diffusion effects. RTP is commonly used for processes such as dopant activation, oxidation, and annealing, where uniform heating and quick ramp-up and cool-down times are essential. By limiting exposure, RTP helps maintain the integrity of delicate device structures while achieving the desired material modifications. This process is critical in advanced semiconductor fabrication, where speed, precision, and repeatability directly impact device performance. ### Quick-Open End Caps Quick-open end caps are specialized closures designed for the ends of furnace tubes, allowing for fast and convenient access. They are built to be opened and closed with ease, reducing downtime during material handling. These end caps simplify the process of loading and unloading samples or materials, making them especially useful in laboratory and production environments where efficiency is important. By improving accessibility and reducing setup time, quick-open end caps enhance the overall usability of tube furnaces, supporting smoother workflows and higher productivity. ### MoSi2 (Molybdenum Disilicide) MoSi2, or molybdenum disilicide, is a ceramic material known for its exceptional high-temperature performance and oxidation resistance. It maintains stability in extreme environments, making it highly valuable in advanced thermal applications. One of its most common uses is in heating elements for furnaces that operate at very high temperatures. MoSi₂ elements can withstand repeated heating and cooling cycles without significant degradation, ensuring long service life and reliability. Because of its durability and efficiency, MoSi₂ is widely used in laboratory, industrial, and research furnaces, particularly in processes that demand consistent high-temperature performance. ### Dopant Redistribution Dopant redistribution refers to the unintended movement or diffusion of dopant atoms within a semiconductor wafer during thermal processing. This phenomenon can occur when heat causes dopants to migrate from their intended locations in the crystal lattice. Such redistribution can disrupt carefully engineered doping profiles, leading to changes in conductivity and reduced device precision. Even small shifts in dopant placement can significantly impact the performance and reliability of semiconductor components. Controlling dopant redistribution is critical in advanced semiconductor manufacturing, where precise thermal management and optimized processing conditions are required to maintain device integrity. ### Dopant Activation Dopant activation is a key process in semiconductor manufacturing that ensures dopants, or intentionally added impurities, become electrically active within the material. This step is essential for modifying the electrical properties of semiconductors like silicon. The process is typically achieved through controlled heating, which enables dopant atoms to move into proper lattice positions within the crystal structure. Once activated, these dopants can effectively enhance conductivity or alter the behavior of the semiconductor as designed. Dopant activation is critical in producing high-performance electronic devices, including transistors, diodes, and integrated circuits, where precise electrical characteristics are required. ### Batch Operation Rotary Tube Furnace A batch operation rotary tube furnace is a type of thermal processing equipment designed to handle materials in discrete loads rather than in a continuous flow. This allows for precise control of processing parameters such as temperature, atmosphere, and dwell time. This furnace is particularly suited for sensitive or specialized materials, including powders, nanomaterials, and nanotubes, where uniform heating and controlled conditions are critical. By operating in batches, it provides flexibility for research, development, and production applications that require accuracy, repeatability, and high-quality results. ### Annealing Annealing is a heat treatment process used to alter the microstructure of a material, typically metals or glass, in order to modify its physical and mechanical properties. By carefully heating and cooling the material, internal stresses are relieved and structural changes occur. This process is most commonly applied to increase ductility and reduce hardness, making the material easier to work with during subsequent manufacturing steps. It also helps improve toughness, reduce brittleness, and enhance overall stability. Annealing is widely used in industries such as metallurgy, electronics, and materials science, where precise control over strength, flexibility, and conductivity is required. ### Kanthal-A Kanthal-A is a specific grade of iron-chromium-aluminum (FeCrAl) alloy commonly used for furnace heating elements. It offers high resistance to oxidation and can maintain structural integrity at elevated temperatures, making it suitable for continuous high-heat applications in laboratory and industrial furnaces. ### Programmable Temperature Controller A programmable temperature controller is a device that allows users to set and manage a specific sequence of temperature changes for a furnace to follow over time. By entering a program, the operator can control heating and cooling rates, hold times, and final temperatures to match the requirements of a process. A 30-segment controller can store up to 30 individual steps within a single program, enabling complex thermal profiles for applications such as material testing, heat treatment, and research experiments where precise temperature control is critical. ### Controlled Oxidation/Reduction Cycles Controlled oxidation and reduction cycles are thermal processes in which the amount of oxygen in the atmosphere is precisely regulated to achieve specific chemical changes in a material. Oxidation cycles introduce and control oxygen levels to promote reactions that form oxides or alter surface chemistry, while reduction cycles limit or remove oxygen to reverse oxidation or produce reduced compounds. These cycles are used in applications such as metallurgy, catalyst preparation, material synthesis, and surface treatment, where consistent chemical transformation is essential for product performance. ### Dispersible powders Dispersible powders are fine particulate materials that can be evenly spread or distributed within a medium, such as a liquid, gas, or solid matrix. Their small particle size and surface characteristics allow them to remain suspended or uniformly mixed, which is important for achieving consistent chemical reactions, coatings, or composite formulations. In thermal processing, dispersible powders benefit from equipment features that prevent clumping and ensure uniform exposure to heat, improving product quality and process efficiency. ### Nanotubes Nanotubes are microscopic, tube-shaped structures with diameters measured on the nanometer scale, typically made of carbon but also producible from other materials. Their unique cylindrical molecular structure gives them exceptional mechanical strength, thermal conductivity, and electrical properties. These characteristics make nanotubes valuable in applications such as nanotechnology, electronics, composite materials, and advanced thermal processes, including research and manufacturing conducted in specialized furnaces. ### Internal Baffles Internal baffles are plates or other barrier structures positioned inside a furnace tube to promote uniform mixing of the material being processed and to break up any clumps that may form. By disrupting the material flow, baffles increase contact between particles and the heated surface, which improves heat transfer and processing consistency. This feature is especially useful for powders or granular materials that tend to settle, stick, or agglomerate during thermal treatment in rotary or tube furnaces. ### Hot Zone Hot zone refers to the central region of a tube furnace or rotary kiln where the temperature reaches its maximum. This area contains the most intense heating elements and is designed to deliver consistent, uniform heat to materials under treatment. With carefully engineered insulation and heating control, the hot zone ensures precise thermal conditions are maintained—making it essential for processes such as sintering, calcination, pyrolysis, or other thermal treatments in both laboratory-scale and pilot-scale furnaces. ### Thermolysis Thermolysis is the chemical decomposition of a material caused by heat, in which thermal energy breaks down compounds into simpler substances. This process can occur in both organic and inorganic materials and is used in applications such as pyrolysis, calcination, and material recycling. It is a fundamental thermal reaction in many laboratory and industrial heat treatment processes. ### Barrier System A barrier system is an optional internal feature in a batch-type rotary tube furnace comprising finely perforated plates placed around the hot zone to prevent processed materials from drifting beyond the desired area. With minimal hole sizes—typically on the order of a millimeter depending on tube material—this system helps retain powdery or dispersible substances within the active heating region during operation. ### Tapered-End Tube A tapered-end tube, as used in batch-type rotary tube furnaces, is a processing tube whose discharge end gradually narrows in diameter to facilitate controlled and efficient material removal. The tapered geometry directs powders or particulate materials toward the outlet, helping them flow smoothly and reducing the risk of buildup or spillage. This design is especially beneficial for handling fine, dispersible substances such as nanotubes, specialty powders, or catalysts, which can be difficult to remove from straight-ended tubes. By enabling clean discharge with minimal residue—often achieved with a light tap—the tapered-end tube eliminates the need to tilt, invert, or otherwise disturb the furnace, preserving process integrity and preventing contamination. It also streamlines unloading between runs, improving operational efficiency in both laboratory and pilot-scale applications. ### Micronization Micronization is the process of reducing materials into extremely fine powders, typically with particle sizes smaller than one micron. This technique is essential for applications where increased surface area, improved solubility, or enhanced material performance is required. At Lab & Furnace, our SH-JETMILL jet mill offers high-efficiency micronization, achieving particle fineness as small as 3 µm. This makes it ideal for laboratories and industries working with pharmaceuticals, ceramics, pigments, and other advanced materials that demand precision and purity. ### Jet mill A jet mill is a type of pulverizer that uses high-velocity compressed air or an inert gas to grind materials into extremely fine powders. Unlike traditional mills that rely on mechanical grinding media like steel balls or hammers, a jet mill accelerates the material's own particles within a chamber. The intense speed causes the particles to collide with each other, resulting in effective and uniform size reduction through these high-impact collisions. The key advantage of this method is its ability to produce exceptionally fine, or "micronized," particles without the risk of contamination from grinding media. This makes jet milling the ideal process for heat-sensitive, abrasive, or high-purity materials where product purity and a sub-micron particle size are critical. The technology is widely used in the pharmaceutical, cosmetics, pigment, and advanced ceramics industries. ### High-Velocity Compressed Gas High-velocity compressed gas, also known as high-pressure compressed gas, is the primary driving force in jet milling systems. It propels particles at extremely high speeds within a grinding chamber, causing them to collide with each other and break down into finer sizes. This gas-powered method enables efficient, contamination-free particle size reduction without the need for mechanical grinding media. It's essential for processing heat-sensitive, abrasive, or high-purity materials in industries such as pharmaceuticals, ceramics, and electronics. ### Dry Powder Grinding Dry powder grinding is a milling process that operates without the addition of liquids or solvents. This technique is especially valuable for materials that are moisture-sensitive or require strict control over purity and composition. By avoiding liquid media, dry grinding minimizes contamination risks and prevents unwanted chemical reactions, clumping, or degradation. It is commonly used in industries such as pharmaceuticals, electronics, and specialty ceramics, where maintaining particle integrity and high-quality standards is essential. ### Particle Size Distribution Particle size distribution refers to the range and proportion of different particle sizes present in a given material sample. It provides insight into how fine or coarse the particles are and how uniformly they are dispersed throughout the material. In grinding and milling processes, achieving a narrow particle size distribution is often desirable, as it leads to consistent product performance, better flow properties, and improved process control. Uniform particles also enhance mixing, packing density, and dissolution rates—critical factors in many industrial applications. Jet mills are especially effective at producing tight particle size distributions. By using high-speed particle collisions instead of mechanical grinding, they reduce particles evenly and precisely, making them ideal for applications that demand high purity and fine control, such as in pharmaceuticals, ceramics, and specialty chemicals. ### Particle Collisions Particle collisions, also known as particle-to-particle collisions, are the core mechanism behind jet milling. In this process, materials are accelerated by high-velocity compressed gas and collide with one another at extremely high speeds within a grinding chamber. Unlike traditional milling methods that use mechanical media such as beads, blades, or disks, jet mills rely entirely on the kinetic energy of these collisions. This eliminates the risk of contamination from grinding tools and allows for a cleaner, more controlled milling environment. The result is a highly efficient and uniform size reduction process, ideal for producing fine, high-purity powders. This technique is especially important in industries like pharmaceuticals, electronics, and ceramics, where material integrity is critical. ### Heat-Sensitive Materials Heat-sensitive materials are substances that degrade, melt, or lose functionality when exposed to high temperatures or friction. These materials require gentle handling during size reduction to preserve their physical and chemical integrity. Jet milling is particularly suited for processing heat-sensitive materials because it generates minimal heat and does not rely on mechanical grinding media. Instead, it uses high-velocity gas to create particle collisions, significantly reducing the risk of thermal damage or contamination. This makes jet milling ideal for industries that work with delicate compounds, such as pharmaceuticals, food additives, and specialty chemicals, where maintaining purity and stability is essential. ### Rotating and Stationary Discs Disc mills function using a combination of a rotating disc and a stationary disc to grind materials. As the material is fed into the space between the two discs, the spinning motion creates shear and compression forces that reduce particle size. The surface texture of the discs—whether grooved, serrated, or flat—can be customized depending on the desired fineness and material type. This grinding method offers effective size reduction for a wide range of bulk materials. Disc mills may feature single-disc or double-disc configurations, allowing for flexibility in throughput and grinding efficiency depending on the application. ### Zirconia (ZrO₂) Discs Zirconia discs are high-performance grinding components made from zirconium dioxide (ZrO₂), a tough, wear-resistant ceramic material. Known for their strength and durability, these discs are ideal for demanding grinding applications. One of the key advantages of zirconia discs is their resistance to contamination. Unlike metal grinding surfaces, zirconia does not shed particles or react with sensitive materials, making it suitable for high-purity or chemically reactive samples. Commonly used in laboratory and industrial disc mills, zirconia discs ensure precise, clean grinding—especially important in pharmaceutical, electronic, and advanced ceramic applications. ### Disc Mill A disc mill is a type of grinding device that uses one or more rotating discs to break down materials. These discs often feature serrated, grooved, or smooth surfaces and operate by pressing materials between the opposing disc faces. As the discs rotate, the material is sheared, crushed, or ground depending on the texture and spacing of the disc surfaces. Disc mills can handle a wide range of materials, from grains and minerals to plastics and chemicals, and are commonly used for coarse to medium grinding. This method of size reduction is efficient for bulk processing, although it may not be suitable for applications requiring ultra-fine powders or contamination-free grinding. ### Contamination-Free Grinding Contamination-free grinding is a process that ensures the milled material remains free from unwanted particles or impurities introduced during size reduction. This is especially critical in laboratory, pharmaceutical, and high-purity applications. Using non-reactive, wear-resistant materials like zirconia for grinding components helps prevent cross-contamination. Unlike metal or traditional abrasive media, zirconia maintains structural integrity and does not shed particles during milling. SH Scientific emphasizes contamination-free grinding as a core feature of its milling equipment, supporting industries that demand the highest standards in material purity and product reliability. ### Pulverization Pulverization is the process of mechanically breaking down solid materials into fine particles. This is typically achieved by applying force through grinding surfaces, such as those found in disc mills or other milling equipment. In disc mills, pulverization occurs as materials are fed between rotating and stationary disc surfaces. The friction, pressure, and shearing forces reduce the material to a fine, consistent powder, suitable for further processing or analysis. Pulverized materials are used across various industries including pharmaceuticals, ceramics, mining, and materials science, where controlled particle size and uniformity are essential. ### Condensing Apparatus A Condensing Apparatus in a rotary kiln system is an auxiliary device used to cool and condense vapors generated during high-temperature processing. As materials are heated within the kiln, volatile compounds may evaporate or decompose, producing gases that exit the hot zone. The condensing apparatus captures these vapors by lowering their temperature, transforming them into liquid or solid form for collection or analysis. This process helps recover valuable by-products, reduce emissions, and maintain process efficiency. While specific configurations vary, the apparatus typically includes cooling components and collection vessels and may operate under inert gas or vacuum conditions. Its design and capacity depend on the kiln’s purpose, but the core function remains the same—condensing and collecting volatile outputs from thermal reactions. ### Inert Gas Inert gas, in the context of rotary kiln tube furnaces, refers to a non-reactive gas introduced into the furnace chamber to create a controlled atmosphere that prevents unwanted chemical reactions—particularly oxidation, combustion, or contamination—during high-temperature thermal processing. Common inert gases used in rotary kiln systems include argon (Ar), nitrogen (N₂), and sometimes helium (He), depending on the material being treated and the process requirements. These gases do not chemically interact with the sample or the furnace components under typical operating temperatures, making them ideal for processes that require high purity and stability. In a rotary kiln, where the tube rotates to ensure even heating and prevent material buildup, inert gas is introduced through gas inlet ports and managed with flow control systems to maintain a steady, sealed atmosphere inside the tube. This is often used in conjunction with vacuum sealing to eliminate oxygen and moisture before backfilling the system with inert gas. The inert gas environment protects sensitive materials during reactions such as calcination, reduction, pyrolysis, or sintering, especially when working with advanced materials like metal oxides, ceramics, catalysts, battery compounds, and nanomaterials. While the specific rotary kiln referenced (8-zone pilot plant kiln) may offer programmable gas flow controls and sealed inlet systems, other models in the same category may differ in gas compatibility, purity level requirements (e.g., 99.999% ultra-high purity), or the number and type of gas ports. Inert gas atmospheres are a cornerstone of high-temperature process control in laboratory and pilot-scale rotary kilns, enabling reproducible results and protecting both the product and equipment from air-induced degradation. ### Vacuum Sealing Vacuum sealing in the context of a rotary kiln tube furnace refers to the engineered method of tightly sealing the tube ends and rotary interface to create a controlled, airtight environment inside the heating chamber. This allows the rotary kiln to operate under vacuum or with a specific gas atmosphere (such as inert or reducing gases) without contamination from ambient air. In rotary kilns, vacuum sealing is especially critical due to the rotating nature of the heating tube. The system uses specialized rotary seals, end caps, gaskets (often made of Viton, graphite, or high-temperature materials), and vacuum-compatible feedthroughs to maintain a hermetic seal while still allowing rotation and heating of the contents. This configuration enables material processing under precise atmospheric conditions, which is essential for sensitive reactions like calcination, reduction, or pyrolysis in research and pilot-scale production. Depending on the model, such as the 8-zone pilot plant rotary kiln referenced, the vacuum sealing system may support varying vacuum levels—commonly from low vacuum (above 1 Torr) to high vacuum (below 10⁻³ Torr). However, these specifications may differ across similar kiln systems depending on design, tube material, and sealing technology used. Vacuum sealing enhances process control, minimizes oxidation or contamination, and allows compatibility with a wide range of advanced materials, including ceramics, battery components, catalysts, and nanomaterials. ### Heating Zones Heating zones in a rotary kiln are distinct, temperature-controlled sections along the kiln’s length, each with independent temperature regulation. These zones ensure precise heat distribution, allowing materials to be exposed to different temperatures at different stages of processing (e.g., drying, sintering, calcination). The number of zones (such as 8 zones in a pilot kiln) provides flexibility for varying thermal requirements, optimizing energy efficiency and ensuring uniform material treatment. Temperature control in each zone allows for tailored processing conditions, improving consistency and quality in industrial applications. ### Pilot Plant Rotary Kiln A Pilot Plant Rotary Kiln is a small-scale, custom-engineered rotary furnace used primarily in research and development to simulate continuous thermal processing conditions found in industrial-scale kilns. It typically consists of a rotating cylindrical tube enclosed in multiple independently controlled heating zones, allowing precise temperature profiling along the process path. Designed for versatility, these kilns support experimentation with various materials, atmospheres, and residence times, making them ideal for testing heat treatment, calcination, pyrolysis, or reduction processes before scaling up to full production. ### Batch-Type Rotary Tube Furnace A Batch-Type Rotary Tube Furnace is a high-precision thermal processing device designed specifically for handling ultra-fine, highly dispersible materials such as nanotubes and specialty powders. Offered by SH Scientific, this furnace features a tapered stainless steel or quartz tube, allowing smooth, residue-free discharge without the need for tilting or inversion. Unlike continuous rotary systems, this batch-operated model enables controlled, small-to-medium scale heat treatments with adjustable tube rotation speeds (2–30 rpm). Key features include: A quick-open end cap and removable tube for easy loading and unloading Internal baffles that promote uniform tumbling and even heat exposure Optional barrier systems to contain materials in the hot zone and minimize sample loss Steam generator compatibility for controlled injection of reactive gases (H2 and O2) to enhance chemical reactions Full support for vacuum, inert, and reactive gas environments, with precise temperature control up to 1200°C Engineered based on extensive lab feedback and real-world testing, this furnace is ideal for research applications requiring uniform heating, high-purity processing, and minimal material waste. ### Rotary Kiln A rotary kiln is a cylindrical, rotating industrial furnace used for processing various materials at high temperatures. It is widely used in industries such as cement production, metallurgy, chemical processing, waste incineration, and increasingly in battery research and manufacturing. The kiln operates by continuously rotating while processing materials inside under controlled heat and atmosphere.   Main Components of a Rotary Kiln Shell A long, cylindrical steel structure lined with refractory bricks to withstand high temperatures. Support Rollers and Tyres These support the kiln and allow it to rotate. Drive System Includes motors, gears, and rollers that rotate the kiln. Burner Located at the discharge end, it supplies heat using fuels like coal, gas, or alternative fuels. Inlet and Outlet Seals These minimize air leakage while allowing material to enter and exit the kiln.   Working Principle Raw Material Introduction Raw materials enter at the higher end of the inclined kiln. Material Movement As the kiln rotates, the material gradually moves downward due to gravity. Heating and Reaction Heat is applied through the burner at the lower end, causing chemical reactions such as calcination, pyrolysis, or sintering. Discharge and Cooling The processed material exits the kiln and undergoes cooling before further processing.   Applications of a Rotary Kiln Cement Industry Used to produce clinker by heating limestone and clay at high temperatures. Metallurgy Roasting ores, smelting metals, and reducing iron ore in direct reduction processes. Chemical Industry Processing chemicals like lime, alumina, and activated carbon. Waste Treatment Incineration of hazardous and municipal waste. Refractory Material Processing For heat-resistant materials used in industrial furnaces. Battery Research and Manufacturing Thermal processing of battery precursor materials, calcination of electrode components, and recycling of spent batteries to recover valuable metals and compounds. Rotary kilns provide continuous, high-temperature processing and are essential for large-scale industrial applications requiring thermal treatment of materials. Their versatility makes them invaluable in both traditional sectors and emerging fields such as battery research, where precise thermal control can greatly influence the performance and sustainability of next-generation energy storage solutions. ### Chemical Vapor Deposition (CVD) Furnace Chemical Vapor Deposition (CVD) furnaces are essential for precision deposition of materials in industries such as semiconductor fabrication and materials science. SH Scientific’s tube furnaces are designed to provide high-temperature performance and control, making them ideal for CVD processes. What is a CVD Furnace? A CVD furnace is used to deposit thin films or coatings onto substrates through chemical reactions in a gaseous state. This process is crucial for creating high-performance materials like semiconductors, carbon nanotubes, and other advanced materials. The tube design ensures uniform heat and gas distribution, which is critical for consistent deposition. High Performance Tube Furnaces for CVD by SH Scientific Temperature Precision: SH Scientific tube furnaces offer advanced temperature control systems that operate up to 1200°C, ensuring stable thermal conditions for various CVD applications. This level of precision is essential for producing uniform layers and achieving high-quality results. High-Temperature Capability: In rare cases where temperatures beyond 1200°C are required, SH Scientific furnaces can handle temperatures over 1900°C. This capability makes them suitable for specialized applications, such as high-performance material fabrication and research involving extreme conditions. Gas Flow Control with Quartz Gas Diffusers: SH Scientific also offers gas diffusers, such as the SH-QDS series, which help ensure even gas distribution during the CVD process. This is particularly important for complex reactions and when working with both lighter and heavier gases. The use of quartz tubes enhances purity and durability, further ensuring reliable performance during high-temperature operations. Customization and Modularity: SH Scientific tube furnaces are designed with flexibility in mind. They can be outfitted with various gas control modules, vacuum systems, or other custom features based on the specific needs of the CVD process. This adaptability allows researchers to configure their furnace setups to meet unique project requirements. Applications in CVD SH Scientific’s tube furnaces are well-suited for several CVD applications, including: Semiconductor Fabrication: Growing thin films like silicon for use in electronics and solar panels. Nanomaterial Synthesis: Producing materials such as carbon nanotubes and graphene for use in advanced technology applications. Surface Coating: Applying durable protective layers, like titanium nitride (TiN) or silicon carbide (SiC), to enhance the performance and longevity of industrial tools. Why Choose SH Scientific for CVD? At SH Scientific, our mission is clear: advancing scientific research through the development of top-tier lab equipment. Unlike companies driven by profits and sales targets, we place research and development at the forefront of everything we do. Our primary goal is to deliver reliable, cutting-edge equipment that supports the growth of the scientific community. With over 40 years of dedication to crafting high-performance scientific tools, SH Scientific prioritizes the needs of researchers and engineers above all else. We understand that scientific innovation requires not only the best equipment but also the best support. That’s why we offer unmatched professional guidance, ensuring that our products help you achieve breakthrough results. By focusing entirely on promoting scientific advancements, SH Scientific remains committed to building a brighter future—one discovery at a time. Our tube furnaces for CVD processes embody this philosophy, offering precision, durability, and versatility to meet the evolving needs of modern laboratories. ### Wafer Processing Wafer Processing refers to the thermal treatments applied to silicon wafers in semiconductor production, including oxidation, silicon doping, LPCVD, and annealing. SH Scientific's tube furnaces are designed for space efficiency and cost-effectiveness, accommodating various wafer sizes and customizable features. Key applications include: Oxidation: Forming a silicon dioxide layer via dry or wet oxidation. Silicon Doping: Introducing dopants to control wafer resistivity. LPCVD: Depositing layers of materials like SiO2 or polysilicon. Annealing: Activating dopants and refining structures. These furnaces offer precise temperature control, customizable configurations, and compact designs suitable for cleanroom environments. For more details on how SH Scientific Tube furnaces for Wafer Processing are used, visit this page. ### Vacuum Tube Furnace A vacuum tube furnace is a sophisticated device specifically engineered for the purpose of heating materials either in a vacuum or in a controlled atmospheric condition. This type of furnace is integral to various scientific and industrial processes, particularly where precise temperature control and environment are critical. Construction and Composition At the core of the vacuum tube furnace lies a heat-resistant tube, predominantly fabricated from materials like quartz or alumina, which is resilient under high temperatures. This tube serves as the chamber where the materials are heated, safeguarding them from external environmental influences and ensuring uniform heat application. Applications and Innovations Vacuum tube furnaces, such as those produced by SH Scientific, find extensive application across a range of cutting-edge fields, including battery research, polymer composites, and 3D printing material treatment. These furnaces are celebrated for their ability to conduct experiments and treatments in non-oxidizing atmospheres, making them indispensable in the realm of advanced scientific research and industrial applications. Their design often includes various customization options, from multi-gas selection controllers to back pressure regulators and adaptable tube and hot zone sizes, illustrating the versatility and adaptability of these systems to meet diverse experimental needs. ### High Temperature Tube Furnace High-temperature tube furnace is a sophisticated piece of equipment designed for various experimental and treatment purposes, particularly under non-oxidation atmospheres. The high-temperature tube furnace developed by SH Scientific features a super high-temperature capability, reaching a maximum of 1900°C, with an optimal operational temperature suggested below 1650°C. The furnace comes with a vacuum system comprising a low noise vacuum pump and a recirculating chiller. Its inert gas flow management system includes a ball type gas flow meter, aluminum sealing mask, and durable stainless steel 316 valves and pipes, ensuring precise control of the atmosphere within the alumina tube. This system is configurable with an optional multi-gas mass flow controller that can handle up to 98 different gases and a back pressure regulator for advanced experiments. It offers fast cooldown capabilities using inert gas flow and is nearly fully assembled for convenient 'plug and play' operation. The furnace is equipped with a high accuracy programmable controller capable of managing 2 patterns with 15 segments each, totaling 30 segments for precise temperature control within +/-1°C, facilitated by SCR operation. It is available in various tube sizes and features multiple hot zones. Durability and ease of maintenance are assured with a SiC heating element and the easy replacement of MoSi2 components. Its lightweight construction and ceramic insulation allow for rapid heating. Safety features include a built-in over-temperature protector. Overall, this furnace represents a turnkey solution for high-precision, controlled environment experiments. Key Features Temperature Range: Capable of reaching temperatures up to 1900°C, this furnace is suitable for a wide range of high-temperature processes, including sintering, annealing, and material testing. Precision Control: Equipped with advanced temperature controllers, the furnace ensures accurate and stable temperature management. The digital control system allows for precise adjustments and monitoring, ensuring consistent results. Durable Construction: Built with high-quality materials, the SH Scientific tube furnace is designed to withstand the rigors of continuous high-temperature operation. The robust construction guarantees longevity and reliability. Safety Features: The furnace includes essential safety features such as over-temperature protection, alarm systems, and safety interlocks, providing a secure operating environment for users. Versatility: With customizable options and accessories, the furnace can be tailored to specific requirements, making it suitable for various applications, including materials research, thermal treatment, and quality control testing. Energy Efficiency: Designed with energy efficiency in mind, the furnace incorporates insulation and heating elements that minimize energy consumption while maximizing performance. Applications The SH Scientific High Temperature Tube Furnace is ideal for: Materials Science Research: Used in studying and developing new materials, including ceramics, metals, and composites. Thermal Processing: Essential for processes like calcination, crystallization, and thermal cycling. Quality Control: Ensures the integrity and performance of materials by subjecting them to rigorous thermal testing. Laboratory and Industrial Use: Suitable for both laboratory-scale experiments and industrial-scale production processes. ### Quartz Tube Furnace A Quartz Tube Furnace by SH Scientific is an advanced piece of laboratory equipment, tailor-made for thermal processing of samples while ensuring visibility during the procedure. Central to its design is a clear quartz tube, serving as the heating chamber, which allows researchers to monitor the samples in real-time—a critical feature for experiments needing close observation of sample changes. The versatility of these furnaces is evident in their capability to support a controlled atmosphere, made possible by vacuum and inert gas flow options. This feature is pivotal for experiments necessitating an oxygen-free environment or specific atmospheric conditions. Control over gas flow is facilitated through integrated gas flow meters, and some models enhance this precision with mass flow controllers. SH Scientific's Quartz Tube Furnaces stand out for their customizability, convenience, and high specifications, offering a compelling choice in the market. They support a wide range of tube sizes, with diameters up to 120 mm readily available, accommodating larger sample sizes efficiently. For even greater sample sizes, custom orders for tubes with diameters of 200 and 274 mm are available. A turn-key system provides full atmospheric control, essential for effective thermal treatment. This system includes a low-noise vacuum pump, a digital mass flow controller, and a back-pressure regulator, streamlining the process of chamber evacuation and inert gas flushing, even through multiple cycles. An innovative feature of SH Scientific's furnaces is their superior sealing mechanism. Unlike traditional silicone sealing gaskets that can harden and degrade with prolonged heat exposure, these furnaces use a proprietary water cooling system. This system circulates water at ­20° C through the door assembly, preventing the hardening of sealing masks and ensuring sustained atmospheric integrity throughout the furnace's lifespan. ### Tubular Furnace A type of heating device, also known as a "tube furnace," characterized by its elongated, cylindrical shape that encloses a high-temperature chamber. SH Scientific’s tube furnaces, developed from extensive feedback from commercial and research partners, are tailored to meet the requirements of a wide array of scientific and industrial applications. These furnaces provide easy, hinged access and can achieve maximum temperatures ranging from 1200°C to 1900°C, accommodating various material processing needs. The furnaces come with several options, including quartz or alumina tubes in different sizes and configurations from single hot zones to more than five hot zones. Layout possibilities include horizontal, vertical, rotating, and sliding functions to suit specific operational needs. Industries employing tubular furnaces for research are diverse, covering materials science for the development of ceramics and composites; chemical engineering for catalysis research and chemical synthesis; electronics for semiconductor processing and component thermal testing; energy, especially in solar cells and battery materials development; and environmental science for atmospheric pollution control and waste management studies. From economical general-purpose models to advanced ultra-high-temperature systems, all SH Scientific equipment is subject to rigorous quality control and inspection processes. Most models can also be equipped with a gas supply system, vacuum pump, and chiller to achieve comprehensive atmospheric control, making these tubular furnaces highly adaptable to the varied processing requirements of different research sectors and industries. ### Quartz Shelf SH Scientific's innovative addition to the muffle furnace product line, the custom-developed quartz shelf system, marks a significant enhancement in laboratory efficiency and utilization. This quartz shelf system, crafted from high-quality materials, is engineered to withstand the extreme temperatures and conditions often encountered in muffle furnace operations. Its integration into SH Scientific's muffle furnaces transforms these devices into even more versatile tools, optimizing the use of chamber space within SH Scientific's muffle furnaces, allowing laboratories to conduct multiple experiments simultaneously or handle larger volumes of samples with unparalleled ease. ### Digital Vacuum Precision Meter The integration of the Digital Vacuum Precision Meter by DigiVac with SH Scientific's laboratory equipment represent a significant leap forward in experimental control and precision. This integration option joins DigiVac's cutting-edge vacuum measurement technology with SH Scientific's advanced furnace and vacuum oven designs, creating a system that offers unparalleled accuracy in vacuum control and monitoring ensuring that the vacuum levels within the furnaces can be finely tuned and maintained with exceptional precision, crucial for experiments requiring specific atmospheric conditions. This integration allows researchers to achieve a new level of vacuum precision in their experiments, essential for studies in materials science, physics, and chemistry, where even minor fluctuations in pressure can lead to vastly different outcomes. The Digital Vacuum Precision Meter's ability to provide real-time, accurate vacuum readings enables scientists to maintain the perfect environment for their research, enhancing the reliability and repeatability of their results. ### Gas Analyzer SH Scientific has seamlessly integrated the Testo 300 Combustion Gas Analyzer into their suite of laboratory furnaces, optimizing its use to elevate the precision and efficiency of experiments. This strategic integration ensures that the analyzer works in perfect harmony with SH Scientific's furnaces, offering an unmatched level of control over the oxygen-free atmosphere within the chamber or tube. The customization and tuning of the Testo 300 specifically for SH Scientific's equipment allow for the most accurate monitoring and measurement of combustion and synthetic gas components, crucial for a wide array of scientific inquiries. This bespoke integration empowers researchers and scientists to conduct experiments with an enhanced level of accuracy and repeatability. By precisely controlling the gas composition and maintaining an ideal experimental environment, SH Scientific's furnaces equipped with the Testo 300 Gas Analyzer enable groundbreaking research in fields such as material science, chemical engineering, and environmental studies. The analyzer's advanced detection capabilities ensure that any variations in gas concentration are identified and adjusted for in real-time, guaranteeing optimal conditions for each experiment. ### Gas Drying Unit The Drierite™ Gas Drying Unit is an optional add-on with native mounting mechanism designed for SH Scientific's precision laboratory equipment. This Gas Drying Unit seamlessly integrates Drierite™ with SH Scientific Furnaces, providing laboratories with an efficient and reliable solution for moisture removal from gases used in various research applications. Whether conducting thermal treatments, material synthesis, or chemical reactions, maintaining dry conditions is essential for achieving accurate and reproducible results. Key features of the Drierite™ Gas Drying Unit include: Native adaptability to SH Scientific Furnaces and vacuum ovens: Seamlessly integrates with our vacuum furnace and oven product lines. Precision drying: Effectively removes moisture from gases, optimizing research accuracy. Enhanced research capabilities: Enables laboratories to conduct experiments with greater confidence and consistency. User-friendly design: Easy installation and maintenance for hassle-free operation. At SH Scientific, we are committed to providing cutting-edge solutions tailored to the unique needs of laboratory researchers. With the Gas Drying Unit, laboratories can rely on our furnaces and vacuum ovens to deliver exceptional performance, ensuring the success of their scientific endeavors.