Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Product Details
Customization: Available
After-sales Service: on-Line Service
Warranty: One Year
Diamond Member Since 2025

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Year of Establishment
2025-04-22
Registered Capital
1.48 Million USD
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
  • Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
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Basic Info.

Model NO.
Made-to-order
Type
Coating Production Line
Coating
Vacuum Coating
Substrate
Steel
Certification
CE
Condition
New
Sample Stage
Dia. 100mm
Heating Temperature
Max 500ºC
Rotate Speed
1-30rpm Adjustable
Chamber Material
High Purity Quartz
Transport Package
Wooden Case
Specification
Customized
Trademark
RJ
Origin
Zhengzhou, China

Product Description

 

Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseDiscover the unparalleled capabilities of our high-temperature vertical tube furnace, meticulously crafted to perfection. This sophisticated system includes a material preheating furnace, reaction furnace, gas preheating furnace, control cabinet, gas supply system, feeding device, and collection device. The furnace chamber boasts state-of-the-art lightweight ceramic fiber for precise construction and features a user-friendly sliding left-right opening mechanism for seamless access. This allows for sintering under a variety of inert atmospheres. Our superior heating elements, made from premium alloy heating wires, ensure rapid heating, exceptional high-temperature resistance, and unparalleled oxidation and corrosion resistance. Experience a swift temperature rise with the cutting-edge intelligent PID 30-segment temperature control, delivering extraordinary precision for temperature management.
Below, you will find the precise translation of the provided specifications, elegantly organized into an English table format, highlighting the technical prowess of our product:

Part 1: Material Preheating Furnace + Feeding Device - This section is engineered for optimal preheating and efficient material handling, offering enhanced productivity.

Component Specification
Structure Double-layer shell, manually lifted structure
Operating Temperature < 1000°C
Temperature Control PID 30-segment programmable automatic control
Heating Element High-quality resistance wire
Furnace Tube Material High-quality metal tube
Quartz Tube Size ≈ Φ80mm × 1000mm (customizable per customer requirements)
Temperature Protection Over-temperature and segment failure alarm
Heating Rate Adjustable 0-10 °C/min
Measuring Element Type N thermocouple
Sealed Feeding Device Sealed feed chamber: Easy-open top cover, uniform volume, pre-installed gas inlet.

Part 2: Reaction Furnace + Gas Preheating Furnace - Designed for seamless integration and superior heat treatment, providing consistent and reliable performance.

Component Specification
Structure Double-layer shell, manual vertical sliding opening; reaction furnace and gas preheating furnace can be opened independently.
Maximum Temperature 1200°C
Temperature Control PID 30-segment programmable automatic control
Heating Element High-quality resistance wire
Furnace Tube Material High-quality metal tube
Quartz Tube Size ≈ Outer diameter 100mm × 2500mm (customizable per customer requirements)
Heating Zone ≈ 1800mm, 6 zones (independently adjustable, customizable)
Temperature Protection Over-temperature and segment failure alarm
Heating Rate Adjustable 0-10 °C/min
Measuring Element Type N thermocouple
Sealing System Top: Double-layer water-cooled sealing flange with automatic feed port, manual feed port, adjustable gas sampling port (for thermocouple/gas probe), and exhaust port. Bottom: Sealing flange with gas inlet, connected to a sealed collection chamber (with pre-installed gas inlet).
Compatible Gases Any inert gas (high purity, positive pressure < 0.02MPa)

Part 3: Gas Supply System - A sophisticated system ensuring a stable and controlled gas supply, crucial for high-quality processing results.

Component Specification
Gas Channels Supports 4 gas sources simultaneously (Note: Inert gases recommended; user must provide safety devices for hazardous gases.)
Flow Meter Mass flow controller (MFC)
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Our advanced vertical fluidized bed tube furnace is designed with innovative feeding and discharge chambers, facilitating continuous material processing and vastly enhancing heat treatment efficiency. The fluidized bed boasts a vertically aligned furnace tube and strategically distributed circular heating elements within the furnace chamber. This makes it ideal for annealing and tempering small steel components, as well as vertical CVD coating applications, delivering exceptional results across various processes.

The versatile system is engineered to operate under meticulously controlled atmospheres or vacuum conditions and can seamlessly transition to function as a conventional tube furnace. Its exceptional adaptability makes it a perfect fit for university laboratories, research institutes, and other scientific facilities seeking cutting-edge technology.

Parameter Specification
Heating Zone Length Dual-zone, 400mm + 400mm (customizable per customer requirements)
Furnace Tube Dimensions Outer diameter: 100mm × Length: 1200mm (customizable)
Furnace Tube Material Stainless steel
Automatic Feeding System Customizable design with:
- Gas inlet at tube bottom
- Screw conveyor for heavy particle extraction
- Top tube configuration tailored to requirements

Temperature Control System - Precision and reliability at its core, designed to ensure optimal performance and unmatched temperature regulation.

Parameter Specification
Operating Temperature ≤1000°C
Temperature Sensor Type N thermocouple
Control System Intelligent 30-segment PID programmable control:
1. AI-based PID adjustment with self-tuning
2. Multi-stage heating/cooling programs
3. Accuracy: ±1°C
4. Over-temperature/breakage protection (auto power cutoff)
5. Touchscreen operation with data logging/export
Heating Rate Recommended ≤10°C/min (adjustable per process needs)
Heating Element Resistance wire
Furnace Lining Material Dual-layer alumina fiber boards (excellent insulation, high reflectivity, uniform temperature):
- 1200°C alumina fiber
- 1400°C alumina fiber

Sealing & Structural Components - Expertly crafted for durability and resilience, providing dependable structural integrity and airtight sealing.

Parameter Specification
Flange Stainless steel vacuum flange (easy disassembly)
Sealing System O-ring compression seal between tube/flange:
- Reusable, leak-tight, quick-release design
Fluidization Zone 1. Uniform gas distribution through reaction zone
2. Solid particles suspended by gas flow in heating zone
3. Openable furnace body for post-experiment quartz tube/particle removal
Note Excessive gas flow may carry particles beyond heating zone; adjust flow rate based on particle size.
Shell Structure Double-layer carbon steel shell with air cooling, openable design
Furnace Orientation Vertical structure
Flange (Fluidized Bed) Rubber-sealed flange (with analog vacuum gauge)

Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
This fluidized bed vertical tube furnace is specifically engineered for sophisticated CVD experiments focused on powder surface deposition. Constructed with high-purity quartz, the furnace tube features an internal sintered plate with a pore size of 50 microns. This allows powder to be placed on a porous quartz plate, while gas introduced from the lower end of the furnace tube flows through the porous quartz plate, suspending sample particles within the heating zone for deposition experiments. Equipped with reserved gas inlet/outlet ports and a vacuum pump interface, it can seamlessly integrate with a vacuum pump. (Note: During experiments, regulate the gas flow rate based on particle size to prevent particles from surpassing the heating zone.)

Fluidized Bed Vertical Tube Furnace Specifications - Comprehensive details on the specifications of our advanced furnace, showcasing its potential and versatility.

Heating Zone Length Five heating zones, 100mm each, total length 500mm (customizable per customer requirements)
Furnace Tube Size Diameter 25mm × 1200mm (customizable per customer requirements)
Tube Material High-purity quartz tube with built-in 40-90μm sintered plate (customizable)
Operating Temp. ≤1100°C
Max. Temperature 1200°C
Temperature Sensor N-type thermocouples (5 units)

Temperature Control System - Engineered for precision, offering unmatched accuracy and control in temperature management.

  • Harness the power of AI-based PID regulation, featuring auto-tuning and multi-segment programming for precise temperature control.

  1. Experience seamless temperature regulation with PID temperature control, offering programmable heating and cooling stages to meet your specific needs.

  2. Benefit from exceptional temperature accuracy of ±1°C, ensuring consistency and reliability in every application.

  3. Enjoy peace of mind with our over-temperature and power failure protection, featuring an automatic circuit cutoff for enhanced safety.

  4. Leverage the auto-tuning function for precise temperature calibration, optimizing performance and accuracy.

  5. Embrace the convenience of touchscreen operation, complete with data logging and export capabilities for streamlined data management.

Temp. Control Accuracy ±1°C
Safety Protection Over-temperature and power failure protection
Heating Rate Recommended 10°C/min (adjustable per process requirements)
Heating Element Resistance wire
Furnace Chamber Material Polycrystalline fiber insulation (excellent thermal insulation, high reflectivity, uniform temperature distribution)
Flange Stainless steel vacuum flange (easy disassembly)
Sealing System O-ring compression seal (reusable, high airtightness, easy removal)

Fluidization Zone Features - Explore the innovative features that make our fluidization zone a leader in efficiency and performance.

  1. The reaction gas flows uniformly through the reaction zone, ensuring optimal conditions for precise and consistent outcomes.

  2. Solid particles are expertly suspended in the heating zone by the gas flow, facilitating uniform processing and deposition.

  3. Open-body design: Post-experiment, the furnace can be effortlessly opened to access and remove the quartz tube and processed particles, ensuring convenience and ease of use.
    Note: Caution: Excessive gas flow can carry particles beyond the heating zone. It is crucial to adjust the flow rate based on particle size for optimal results.

Furnace Structure & Gas Control - Our expertly engineered structure and gas control system ensure precision, reliability, and unparalleled performance across all operations.

Furnace Structure Vertical design
Gas Flow Control Equipped with argon float flow meters (flow range customizable per user needs)
Gas Ports Two inlets (bottom), one outlet (top)
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
Experience unparalleled precision with our customized Micro Vertical Tube Furnace, expertly crafted with an upright furnace body and tube for seamless passage of reaction materials through the reaction zone. This series boasts a user-friendly control system, delivering uniform temperature distribution, unmatched safety, reliability, and intuitive operation. Revel in high temperature control accuracy, superior thermal insulation, rapid heating and cooling capabilities, and energy efficiency. Ideal for a spectrum of industrial applications, including vacuum sintering, protective atmosphere sintering, vacuum deposition, CVD experiments, and material composition testing. This 1100°C vertical tube furnace is your go-to solution for the preparation of rare earth materials, electronic lighting, crystal annealing, bioceramics, electronic ceramics, special alloys, magnetic materials, precision casting, and metal heat treatment.
Parameter Description
Display LED or LED touch screen (customizable)
Working Temperature ≤1100°C
Heating Rate 0-10°C/min
Temperature Uniformity ±1°C
Tube Diameter 950×600 mm (OD) (customizable upon request)
Heating Length 200 mm (customizable upon request)
Heating Elements Resistance wire
Tube Material High-purity quartz tube
Chamber Material Alumina fiber
Thermocouple Type N
Temperature Control PID automatic control via SCR (thyristor) power regulation, with phase-angle triggering and current-limiting resistance.
30 programmable segments for precise heating/cooling rate and dwell time control.
Built-in PID auto-tuning, with overheat and thermocouple break protection.
Over-temperature protection and alarm for unattended operation.
Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseMain Applications: The 1600°C high-temperature tube furnace is your ideal partner for a diverse array of CVD experiments demanding high precision at reaction temperatures around 1600°C. Beyond this, it excels in vacuum sintering, protective atmosphere sintering, and the preparation of battery materials and nanomaterials, serving a broad spectrum of applications with excellence.
Tube Furnace Section Display LED or LCD touch screen (optional at extra cost)
Working Temperature ≤1600°C
Heating Zone Single heating zone, 300mm (customizable per customer requirements)
Heating Element Silicon molybdenum (SiMo) rods
Thermocouple Type B
Temperature Control Accuracy ±1°C
Tube Size OD 50mm (customizable per customer requirements)
Material Alumina tube
Temperature Control PID automatic control via SCR power regulation
Heating Program 30-step programmable
Heating Rate 0-10°C/min
Warranty 1-year warranty (consumables such as heating elements are not covered)
 
 
 
 
Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseOur high-temperature tube furnace, featuring a high-purity quartz tube, operates flawlessly up to 1200°C. It showcases a sophisticated, user-friendly control system, providing even temperature distribution, superior safety, reliability, and straightforward operation. Enjoy high temperature control accuracy, remarkable thermal insulation, swift heating/cooling rates, and energy efficiency. Augmented with a vacuum system, it supports atmospheric introduction and vacuum pumping, with customizable vacuum pumps to meet specific requirements. An esteemed choice for universities, research institutes, and industrial enterprises, it is the epitome of precision and reliability.
Parameter Specification
Maximum Temperature 1200°C
Continuous Working Temperature ≤1100°C
Furnace Structure Double-layer shell design with automatic cooling system
Heating Rate Recommendation ≤10°C/min
Tube Material High-purity quartz tube
Chamber Material Premium high-purity alumina polycrystalline fiber chamber formed by Japanese vacuum adsorption technology, featuring excellent insulation, high reflectivity and uniform temperature distribution
Tube Dimensions Tapered tube φ10φ8600mm (customizable)
Heating Zone Length 200mm (customizable)
Flange Stainless steel sealing flange with quick-disconnect design, equipped with precision needle valve
Temperature Control System 1. AI-based PID control with auto-tuning
2. 30-segment programmable heating/cooling
3. Control accuracy ±1°C
4. Over-temperature and thermocouple failure protection
5. Automatic temperature calibration
Heating Element Resistance wire
Temperature Sensor Type N thermocouple
Gas Inlet/Outlet Integrated into flange
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Multi-station Tube Furnace

This cutting-edge furnace employs high-purity quartz tubes in its reaction chamber, offering an impressive operating temperature range from 300°C to 1100°C.The series boasts a globally advanced, delivering unparalleled safety, reliability, and intuitive operation.Features include precise temperature control (±1°C), outstanding thermal insulation, exceptional temperature uniformity, and full vacuum/atmosphere compatibility.

Widely celebrated for its versatility in experiments and small-batch production at universities, research institutes, and industrial enterprises,it stands as a pinnacle of excellence.

Parameter Specification
Furnace Structure Double-shell design
Furnace Material High-purity alumina polycrystalline fiber
Maximum Temperature 1200°C
Working Temperature 1100°C
Recommended Heating Rate ≤10°C/min
Tube Material High-purity quartz
Tube Dimensions OD: 50mm × ID: 44mm × Length: 1000mm (customizable)
Heating Zone Length 200mm (customizable)
Rotation Mechanism 180° multi-angle rotatable chamber, detachable and height-adjustable
Flange KF quick-release stainless steel sealing flange
Temperature Control System <ul><li>AI-based PID control with auto-tuning</li><li>30-segment programmable heating/cooling</li><li>Control accuracy: ±1°C</li><li>Safety features:<ul><li>Over-temperature protection (auto-cutoff at >1200°C)</li><li>Thermocouple failure protection</li><li>Automatic main power cutoff with visual indicators (ON/OFF lights)</li></ul></li><li>Auto-calibration function</li></ul>
Heating Element Resistance wire
Temperature Sensor Type N thermocouple
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use
Discover the superior capability of this tubular furnace featuring an upright design and tube for seamless material passage through the reaction zone. The innovative four-zone design allows independent temperature control for each zone, achieving a maximum working temperature of 1300°C. This fluidized bed tubular furnace is essential for university and industrial research laboratories, supporting high, medium, and low-temperature CVD processes, including organic pyrolysis (or cracking), carbon nanotube synthesis, crystalline silicon substrate coating, diffusion welding of metal materials, and heat treatment under variable atmospheres.
Parameter Description
Working Temperature ≤1300°C
Shell Structure Double-layered, electrostatic spray coating
Furnace Chamber Material High-purity polycrystalline alumina ceramic fiber, offering excellent thermal insulation, high reflectivity, uniform temperature distribution, and strong resistance to thermal expansion and contraction
Heating Elements Premium straight silicon carbide rods
Heating Rate Room temperature to 1000°C: ≤10°C/min
1000°C to 1200°C: ≤5°C/min
1200°C to 1300°C: ≤2°C/min
Temperature Control System PID regulation, 30-segment programmable automatic control
Temperature Protection Over-temperature and thermocouple break alarm
Temperature Accuracy ±1°C
Temperature Sensor S-type platinum-rhodium thermocouple
Heating Zones 4 zones (300+300+300+300 mm), total heating length 1200 mm, independently controllable (customizable upon request)
Furnace Tube Corundum tube, Φ60×1800 mm (customizable upon request)
Door Opening Method Front side-opening
Feeding Method Top feeding (continuous feeding device to be purchased separately by the buyer)
Flange Design Top Flange: Equipped with feed inlet, gas inlet, gas dispersion device, and mechanical vacuum pressure gauge
Bottom Flange: KF interface for cyclone separator, exhaust pipe connected to safety pressure relief valve and dust filter
Gas Control System 2-path mass flow meters
Precautions 1. When introducing gas into the furnace tube, a pressure-reducing valve must be installed on the gas cylinder.
2. For sample heating experiments, it is not recommended to close the exhaust and intake valves at the furnace tube flange. If valves must be closed during heating, monitor the pressure gauge closely. If the pressure exceeds 0.02 MPa, immediately open the intake valve to prevent accidents (e.g., tube rupture, flange ejection).
3. When the temperature exceeds 900°C, the furnace tube must not be under vacuum; internal pressure should be maintained at atmospheric level.

Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseTailored to perfection, this vertical tubular furnace is custom-designed for advanced heat treatment applications such as quenching, annealing, and tempering of small steel components, in addition to vertical CVD coating. It operates proficiently under controlled atmospheres or vacuum conditions and serves as a standard tubular furnace. Its versatility makes it an excellent choice for university laboratories, research institutes, and similar prestigious institutions.
Parameter Description
Display LED or LED touch screen (customizable)
Working Temperature ≤1100°C
Heating Rate 0-10°C/min
Temperature Uniformity ±1°C
Tube Diameter 950×600 mm (OD) (customizable upon request)
Heating Length 200 mm (customizable upon request)
Heating Elements Resistance wire
Tube Material High-purity quartz tube
Chamber Material Alumina fiber
Thermocouple Type N
Temperature Control PID automatic control via SCR (thyristor) power regulation, with phase-angle triggering and current-limiting resistance.
30 programmable segments for precise heating/cooling rate and dwell time control.
Built-in PID auto-tuning, with overheat and thermocouple break protection.
Over-temperature protection and alarm for unattended operation.

Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseThis specialized vertical fluidized bed tubular furnace is meticulously engineered for CVD experiments focused on solid-phase vapor deposition. Crafted with high-purity quartz and a tailored shape, it includes an embedded quartz mesh for powder fixation. Powder 2 is adeptly introduced from the top onto this mesh, with an additional mesh affixed to the movable flange assembly. Nitrogen and acetylene are employed to fluidize Powder 1 gas through the upper mesh into the coating reaction zone, facilitating the seamless deposition of Powder 2 particles within the reaction zone.
Parameter Description
Heating Zone Length 300+300 mm, dual-zone (customizable upon request)
Furnace Tube Size Φ50×1200 mm (customizable upon request)
Tube Material High-purity quartz tube with built-in 5-20μm mesh (customized)
Working Temperature ≤1100°C
Maximum Temperature 1200°C
Thermocouple Type N
Temperature Control System Intelligent 30-segment PID auto-control via thyristor power regulation with auto-tuning function
Built-in overheat and thermocouple break protection
Temperature Control Accuracy ±1°C
Heating Rate Recommended 0-10°C/min
Heating Elements Resistance wire
Chamber Material Alumina ceramic fiber
Vacuum Flange Stainless steel vacuum flange with valves and needle valve
Vacuum Pump Rotary vane vacuum pump
Gas System Two-path float flowmeters for oxygen and acetylene, adjustable for material fluidization
Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseIntroducing our state-of-the-art vertical tubular furnace, designed with a vertically oriented furnace tube and an innovative annular heating element distribution. This masterpiece is perfect for a myriad of heat treatment processes, including annealing and tempering of petite steel components, alongside groundbreaking vertical CVD coating applications. Engineered to operate effortlessly under controlled atmospheres or vacuum conditions, this versatile equipment can also serve as a conventional tubular furnace. It stands as an ideal choice for university laboratories, esteemed research institutes, and other pioneering scientific institutions.
Parameter Description
Furnace Structure Vertical open-type structure with double-layer shell and automatic cooling system
Furnace Chamber Material High-purity alumina polycrystalline fiber vacuum-formed chamber with excellent thermal insulation, high reflectivity and uniform temperature distribution
Continuous Working Temperature ≤1000ºC
Heating Rate Recommended ≤10ºC/min
Furnace Tube Material 2520 alloy
Tube Structure Dilute phase and dense phase zones connected via transition section, with welded stainless steel side pipes/flanges, top sealed flange with explosion-proof device
Heating Elements Resistance wire
Furnace Composition Split design: rear half fixed with heating elements embedded in insulation layer, front half openable with uniformly distributed resistance wires (wires bypass side pipes in rear section)
Dilute Phase Zone 2520 alloy tube, 500mm heating zone (customizable), lower rear inlet port, thermocouple and mechanical pressure gauge for monitoring, top exhaust connected to dust detection system
Exhaust End Tube extends outside furnace body with branch thermocouple and pressure gauge
Temperature Sensor Type N thermocouple
Control System
• Independent control for dense/dilute phases
• AI-based PID temperature control with 30-segment programming
• ±1ºC accuracy
• Phase failure and filter protections
• Auto-tuning function
Instrumentation Separate display meters for:
• 2 dense phase thermocouples
• 2 dilute phase thermocouples
• 1 exhaust gas thermocouple
(All mounted on control panel)
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Behold the 1000°C vertical tubular furnace-a marvel of modern engineering. With its extraordinary design, it facilitates rapid sample heating under vacuum or protective atmosphere, paired with dual-side heating for unparalleled temperature uniformity. The towering structure ensures seamless exhaust ventilation, while the furnace body is adeptly mounted on a mobile stand for easy tube access. The top-mounted lifting mechanism is meticulously crafted to accommodate diverse heating and cooling requirements, offering unmatched versatility and efficiency.

This high-temperature fluidized bed furnace is expertly crafted for university laboratories and cutting-edge industrial research facilities, perfectly suited for a variety of applications, including:

  • Specialized chemical analysis of metals and ceramics

  • Comprehensive physical property measurements

  • Efficient sintering and dissolution processes

  • Targeted heat treatment of small rigid components (including annealing, calcination, etc.)

Explore Our Key Advantages:

  • Vertical gas flow technology to optimize reaction byproduct removal efficiently

  • Advanced dual-zone heating guaranteeing a remarkable ±1°C uniformity

  • Ergonomic and user-friendly access enhanced by the adjustable height mechanism

  • Seamless multi-process compatibility with versatile vacuum and atmosphere operation

    Parameter Specification
    Tube Dimensions 60mm (OD)
    Furnace Door Structure Openable design
    Shell Material Stainless steel
    Heating Zone Length 400×400mm
    Cooling Zone 200-600mm (final design dependent)
    Tube Material 310S stainless steel
    Operating Temperature ≤1000°C
    Heating Rate 0-10°C/min
    Furnace Lining Alumina polycrystalline fiber
    Temperature Control Intelligent 80-segment programmable control with independent zone regulation
    Temperature Accuracy ±1°C
    Heating Elements Resistance wire
    Operating Voltage AC 220V 50Hz single phase
    Maximum Power Final design dependent
    Thermocouple Configuration
    • T1: Chamber temperature monitoring (Zone 1)
    • T2: Gas temperature control (400°C)
    • T3: Chamber temperature control (Zone 2)
    • T4: Load thermocouple (top position for crucible temperature measurement)
    Lifting Mechanism Sealed vertical lift system for positioning samples between heating zone (Zone 2) and cooling zone
    Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

    Designed with precision, the vertical fluidized bed tubular furnace is tailored for CVD experiments involving exquisite powder surface deposition. It showcases a high-purity quartz tube with a bespoke design, internally fitted with a quartz boat and a porous quartz plate (customizable pore sizes available). The powder sample elegantly rests on this plate, while gas gracefully flows from the base of the furnace tube. This gas traverses the porous plate, artfully suspending the particles within the heating zone for innovative deposition experiments.

    Important Note for Optimal Performance: During gas injection, it is crucial to regulate flow rates meticulously, as excessive flow may result in particles bypassing the intended heating zone. Thus, careful adjustment of gas flow according to particle size is imperative during your experiments.

    Discover Our Key Features:

  • Customizable porous quartz plate designed for precision-optimized fluidization

  • Meticulous gas flow control to maintain consistent particle suspension

  • Constructed with high-purity quartz ensuring unparalleled chemical inertness

  • Innovative vertical design facilitating efficient gas-solid interaction

    Parameter Specification
    Heating Zone Length 440mm (customizable)
    Furnace Tube Dimensions Φ60×1000mm (customizable)
    Tube Material High-purity quartz tube with built-in 0.2mm porous quartz plate (customized)
    Operating Temperature ≤1100°C
    Maximum Temperature 1200°C
    Temperature Sensor Type N thermocouple
    Temperature Control System Intelligent 30-segment PID programmable control with auto-tuning function
    Temperature Accuracy ±1°C
    Temperature Protection Over-temperature and thermocouple break protection
    Heating Rate Recommended 0-10°C/min
    Heating Elements Resistance wire
    Furnace Lining Material Polycrystalline fiber with excellent insulation, high reflectivity and uniform temperature distribution
    Flange Detachable stainless steel vacuum flange
    Sealing System O-ring compression seal (reusable, good airtightness)

    | Fluidization Zone Features: | 1. Uniform flow of reaction gas through the reaction zone
    2. Solid particles are expertly suspended in the heating zone by the meticulous gas flow
    3. Openable design ensures easy tube removal after successful experiments |
    | Critical Note for Success: | It is essential to adjust gas flow accurately according to particle size to prevent particles from bypassing the crucial heating zone |

    Additional Features  
    Pressure Gauge Mechanical pressure gauge at gas outlet
    Shell Structure Double-walled with air cooling system, openable design
    Furnace Structure Vertical configuration
    Flow Meter Hydrogen float flow meter for precise fluidization control

    Key Advantages to Explore:

  • Customizable porous plate engineered for superior fluidization

  • Precision temperature control guaranteeing a precise ±1°C accuracy

  • Innovative quick-access design enabling effortless sample handling

  • Versatile gas flow control adaptable for a range of particle sizes

Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseExperience the cutting-edge design of our vertical tube furnace, where innovation meets functionality. Featuring a unique vertical alignment of the furnace tube and strategically arranged circular heating elements, this equipment is engineered for excellence. Perfect for sophisticated heat treatment processes such as quenching, annealing, and tempering of small steel components, as well as vertical CVD coating applications. Our versatile furnace operates under both atmospheric and vacuum conditions, effortlessly transitioning into a conventional tube furnace as needed. Ideal for university laboratories, research institutions, and enterprises engaged in small-batch production, it stands as a beacon of modern laboratory technology.
Parameter Specification
Max Temperature 1200°C
Uniform Heating Zone 120mm × 440mm (Customizable upon request)
Tube Diameter 100mm (Customizable upon request)
Number of Heating Zones Single zone (Customizable upon request)
Insulation Material High-purity alumina fiber lining, reducing heat loss and ensuring high-temperature stability.
Shell Material High-quality cold-rolled steel plate, electrostatic powder-coated for a hard and durable finish with excellent rust resistance.
Furnace Door Side-opening
Main Controller PID 30-segment programmable control
Over-temperature alarm
Thermocouple break alarm
Temperature Sensor Type N thermocouple
Heating Element Resistance wire
Heating Rate 0-10°C/min
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Harness the power of precision with our state-of-the-art equipment, equipped with a resistance wire heating element, a robust double-layer shell structure, and an advanced 30-segment programmable temperature control system. Featuring phase-shift triggering and thyristor control, it offers unmatched precision and reliability. Constructed with an alumina polycrystalline fiber chamber and a stainless steel furnace tube, this equipment is designed for durability and performance. The openable furnace door design ensures seamless and efficient tube replacement, enhancing user convenience and operational efficiency.
Our high-temperature vertical tube furnace is engineered for superior performance, offering unparalleled advantages like uniform temperature distribution, minimized surface temperature, rapid heating and cooling rates, and exceptional energy efficiency. It is your ultimate partner in high-precision heat treatment applications.

Parameter Specification
Furnace Type Vertical, openable
Furnace Material Alumina refractory fiber
Heating Element Resistance wire
Working Temperature ≤1000°C
Heating Rate Adjustable (0~10°C/min)
Heating Zones Dual zones (preheating zone + high-temperature zone)
Total Zone Length 200+200 / 300+300 / 400+400 mm (customizable upon request)
Tube Material Custom stainless steel tube
Tube Diameter 40, 50, 60, 80, 100, 120, 200 mm (customizable upon request)
Control Mode Multi-segment intelligent PID programmable control, (reserved communication interface)
Metal Tube Length 440mm + 380mm (customizable upon request)
Temperature Sensor Type N thermocouple
After-Sales Service 1-year warranty, lifetime maintenance (consumables such as high-temperature sealing rings, furnace tubes, and heating elements are not covered)
Customization Fluidized bed version available upon request
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Discover the excellence of our tube quenching furnace, a vertical vacuum tube quenching marvel that incorporates molybdenum disilicide (MoSi2) heating elements within a sturdy double-layer shell. It features a substantial 80mm-diameter corundum tube and a sophisticated liquid-sealed container, making it the go-to choice for precise sample quenching needs.
Our device is a testament to innovation, allowing samples to swiftly transition from extreme high-temperature conditions-up to an impressive 1700°C-into a meticulously controlled ice-water or oil bath within the liquid container. This capability makes it indispensable for cutting-edge laboratory research focused on material phase transformations and microstructural property analysis.

Parameter Specification
Furnace Structure (1) Double-layer shell with air cooling system keeps surface temperature below 50°C.
(2) High-purity alumina fiber insulation throughout the furnace chamber.
(3) Includes one corundum tube and a stainless steel sealing flange (pre-installed with needle valve and mechanical pressure gauge).
(4) Sealed liquid container connected via a corundum tube (180mm limit) ensures contamination-free sample quenching.
Long-term Working Temp. 800-1600°C
Max. Working Temp. 1700°C
Heating/Cooling Rate Below 1200°C: 5°C/min; Above 1200°C: 10°C/min
Heating Zone Length 300 mm (customizable)
Heating Element U-shaped MoSi2 rods
Thermocouple Type B (PtRh-PtRh)
Chiller Cools flange ends to protect seals
Temperature Controller 1. PID control with 30-segment programming
2. Accuracy: ±1°C
3. Over-temp/thermocouple break protection (auto power cutoff)
4. Auto-tuning function
Furnace Tube Material: Corundum (OD: 80mm; ID: 70mm; Length: 1000mm)
Customizable. Tube plugs required before use to block thermal radiation.
Vacuum Flanges & Valves 1. Top: Stainless steel flange with hook, sample ejection port, and thermocouple interface
2. Bottom: Gate valve + mechanical pressure gauge
3. Bottom flange includes gas inlet
Quenching Container 1. Stainless steel liquid tank fixed below tube
2. Manual gate valve between tube and tank
3. Top flange: Hanging mechanism (max 1000g sample)
4. Push-release mechanism for sample quenching
5. Requires 5 PSI argon purge and open gate valve before release
Vacuum Pump Standard: Stainless steel vacuum flange with valves.
Vacuum range: 10 Pa (mechanical pump); 10<sup>-3</sup> Pa (molecular pump)
Multi-Zone Split Tube Furnace with Graphene Heating for Lab Use

Kejia Electric Furnace proudly presents the 1600°C small vertical high-temperature tube furnace, masterfully engineered for CVD experiments, particularly powder surface deposition. Crafted with a high-purity alumina fiber chamber, it simplifies operations while delivering precise temperature control, superior thermal insulation, and consistent chamber temperature. Designed for atmosphere introduction and vacuum extraction, it excels in university and industrial research settings, supporting a wide array of high-, medium-, and low-temperature CVD processes. It's perfect for synthesizing carbon nanotubes, thin-film coatings on crystalline silicon substrates, diffusion welding of metals, and conducting heat treatments under controlled atmospheres.

Parameter Specification
Furnace Tube Size 960×900mm (customizable according to customer requirements)
Heating Zone Length 300mm (customizable according to customer requirements)
Operating Temperature 1500°C (long-term heating temperature)
Maximum Temperature 1600°C
Temperature Control Intelligent 30-segment programmable control (optional LCD touch screen)
Temperature Accuracy ±1°C
Safety Protection Over-temperature and thermocouple break protection
Heating Rate Recommended 0~10°C/min
Heating Elements Silicon molybdenum rods
Chamber Material Polycrystalline ceramic fiber, dust-free, excellent insulation, high reflectivity, uniform temperature field, strong thermal shock resistance
Flange Connections Equipped with two stainless steel vacuum flanges, pre-installed with mechanical pressure gauge and stainless steel stop valve
Sealing System Silicone O-ring compression seal between furnace tube and flange, easy to disassemble and reusable, excellent airtightness
Vacuum Level Dual-stage rotary vane pump: 10² Torr
Molecular pump unit: 10 Torr
Tube Material Alumina tube
Airtightness 4.03×10³ Pa
Temperature Sensor Type B thermocouple
Multi-Zone Split Tube Furnace with Graphene Heating for Lab UseInnovatively designed, the vertical tube atmosphere furnace revolutionizes sample heating and cooling under vacuum or protective gases. With four-sided heating, it ensures unparalleled uniformity in temperature distribution, while its vertical design enhances gas exhaust efficiency. Mounted on a convenient movable stand, this furnace facilitates effortless tube loading and unloading while maintaining impeccable temperature consistency.

This advanced furnace supports pre-vacuum pumping and offers the flexibility to introduce a variety of gases, including hydrogen, argon, nitrogen, oxygen, carbon monoxide, and ammonia-cracked gas. Promising even temperature distribution, low surface temperatures, swift heating and cooling rates, and exceptional energy efficiency, it stands as a paragon of performance and innovation.

Tailored for fluidized-bed CVD applications, this equipment is at the forefront of experimental capabilities, ideal for thin-film growth, electrode testing, oxide crystal growth, and rapid annealing. Its widespread application in university and industrial laboratories speaks volumes of its adaptability, accommodating a spectrum of high-, medium-, and low-temperature CVD processes. It excels in endeavors such as carbon nanotube synthesis, crystalline silicon substrate coating, metal diffusion welding, and conducting heat treatments under meticulously controlled atmospheres.
Parameter Specification
Furnace Tube Size 950×1000mm (custom sizes available upon request)
Heating Zone Length 440mm (customizable)
Operating Temperature 1100°C
Maximum Temperature 1200°C
Temperature Control Intelligent 30-segment programmable control (optional LCD touch screen)
Temperature Accuracy ±1°C
Safety Protection Over-temperature and thermocouple break protection
Heating Rate 0~10°C/min
Heating Elements Resistance wire
Chamber Material Polycrystalline ceramic fiber - dust-free, excellent insulation, high reflectivity, uniform temperature field, strong thermal shock resistance
Flange Connections Standard with two stainless steel vacuum flanges, pre-installed with mechanical pressure gauge and stainless steel stop valve
Sealing System Silicone O-ring compression seal between tube and flange - easy disassembly, reusable, excellent airtightness (maintains pressure gauge stability for 12 hours)
Vacuum Level Dual-stage rotary vane pump: 10² Torr
Molecular pump unit: 10 Torr
Gas Supply System Equipped with float flow meter; customers can control gas flow rate using float or mass flow meter
Tube Material Fused quartz tube
Airtightness 4.03×10³ Pa
Temperature Sensor Type N thermocouple

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