Muffle Furnace
Atmosphere Controlled Muffle Furnace 1700C Maximum Temperature 80L High Capacity Vacuum Inert Gas Box Furnace
Item Number: TU-QF11
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Product Overview


This high-temperature thermal processing system represents a pinnacle of engineering for material science research and industrial R&D. Designed to facilitate precision heat treatment under strictly controlled environments, the equipment enables researchers and engineers to perform sintering, annealing, and calcination at temperatures reaching up to 1700ºC. By integrating a gas-tight steel chamber with advanced heating technology, this system provides the flexibility required for working with inert gases, oxygen, or vacuum conditions, ensuring that sensitive materials are protected from unwanted oxidation or contamination throughout the thermal cycle.
The core value of this unit lies in its massive 80-liter chamber capacity, which bridges the gap between laboratory-scale experimentation and pilot-scale production. It is widely utilized across diverse sectors, including advanced ceramics, semiconductor development, metallurgy, and battery material synthesis. The robust construction allows for a maximum loading of 100 kg, making it a versatile workhorse for heavy-duty industrial applications where high throughput and large-format specimen processing are essential requirements for operational efficiency.
Built for demanding industrial environments, the system prioritizes reliability and performance consistency. Utilizing high-grade 1800-grade fibrous alumina insulation and high-performance heating elements, the equipment ensures rapid heating rates and exceptional thermal uniformity. The integration of advanced air-cooling and water-cooling mechanisms protects the integrity of the seals and structural components, providing users with the confidence that the unit will maintain peak performance even during prolonged high-temperature cycles. This system is not merely a furnace but a comprehensive thermal solution for the most rigorous material processing challenges.
Key Features
- Advanced Multi-Atmosphere Capability: The equipment features a gas-tight atmosphere-controlled steel chamber, allowing for seamless operation under oxygen, inert gases (such as Argon or Nitrogen), and vacuum conditions, providing total control over the chemical environment during heating.
- Superior Heating Technology: Equipped with high-quality Molybdenum Disilicide (MoSi2) heating elements, the system achieves rapid thermal ramping and maintains stable temperatures up to 1700ºC, ensuring consistent results for high-refractory materials.
- Precision Thermal Management: An advanced PID temperature controller provides 50 programmable segments with a 0.1ºC resolution and ±1ºC accuracy, allowing for complex heating and cooling profiles tailored to specific material requirements.
- High-Performance Insulation: The chamber is lined with 1800-grade fibrous alumina insulation, which offers superior thermal resistance, minimizes heat loss, and contributes to the overall energy efficiency and longevity of the internal structure.
- Robust Vacuum Integrity: Featuring a KF25 vacuum port and a sophisticated sealing system, the unit can achieve vacuum levels below 0.5 torr, essential for processing materials sensitive to atmospheric moisture or oxygen.
- Dual-Zone Temperature Monitoring: Utilizing dual B-type thermocouples, the system ensures highly accurate temperature feedback across the entire operating range, providing redundancy and safety during critical high-temperature phases.
- Integrated Safety and Cooling: To protect the front door seals during high-temperature operation, the unit incorporates a water-cooling system and internal air cooling, preventing thermal degradation of critical components.
- Heavy-Duty Load Capacity: The reinforced chamber floor is designed to support up to 100 kg of material, making it suitable for processing large industrial batches or heavy ceramic components without compromising the structural integrity of the insulation.
- Sophisticated Gas Flow Control: An integrated float flow meter (1-12 L/min) and 1/4" compression fittings allow for precise regulation of gas delivery into the chamber, facilitating controlled environment processing with high repeatability.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Advanced Ceramics Sintering | High-temperature firing of technical ceramics such as Alumina, Zirconia, and Silicon Carbide. | Ensures maximum density and superior mechanical properties through precise thermal control. |
| Semiconductor Annealing | Heat treatment of semiconductor wafers and thin films under inert or vacuum conditions. | Prevents oxidation and ensures high-purity electrical characteristics in finished components. |
| Powder Metallurgy | Sintering of metal powders and alloys in controlled atmospheres to form complex structural parts. | Facilitates superior bonding and structural integrity while avoiding metallic oxidation. |
| Catalyst Synthesis | Preparation and calcination of catalyst materials under specific gas flows for chemical R&D. | Provides repeatable chemical environments for optimizing catalyst activity and surface area. |
| Battery Material Research | Thermal processing of anode and cathode materials for lithium-ion and solid-state batteries. | Critical for controlling phase transitions and crystal structure under specialized atmospheres. |
| Glass Melting & Fining | Small-batch melting of specialty glass formulations requiring high purity and precise temperature. | Ensures homogenous melts and removes air bubbles through stable, high-heat environments. |
| Aerospace Materials Testing | Stress-testing and heat treatment of high-temperature alloys and composites for jet engine parts. | Simulates extreme thermal conditions to verify material durability and thermal resistance. |
| Nuclear Energy Research | Testing of refractory materials and fuels under simulated reactor temperatures and atmospheres. | Provides a safe, controlled environment for analyzing material behavior at the edge of stability. |
Technical Specifications
| Parameter | Detail Specification (TU-QF11) |
|---|---|
| Model Identifier | TU-QF11 |
| Power Supply | 480VAC, 3 phases, 50/60 Hz |
| Rated Power | 26 kVA |
| Chamber Dimensions | 410 mm x 410 mm x 500 mm (16" x 16" x 20") |
| Chamber Volume | 80 Liters |
| Maximum Loading | 100 Kg |
| Insulation Material | 1800-grade fibrous alumina insulation |
| Heating Elements | MoSi2 heating elements (8 pieces) |
| Max. Temperature (Air) | 1700 °C (Continuous) |
| Max. Temperature (Inert) | 1500 °C (Continuous) |
| Max. Temperature (5% H2) | 1500 °C (Continuous) |
| Max. Temperature (Vacuum) | 1400 °C (Continuous) |
| Temperature Controller | PID controller with 50 programmable segments |
| Temperature Accuracy | ±1 °C |
| Temperature Resolution | 0.1 °C |
| Thermocouple Type | Dual B-Type |
| Vacuum Port | KF25 |
| Vacuum Level | < 0.5 torr |
| Chamber Pressure | < 3 psig |
| Gas Fittings | 1/4" Compression tube inlet/outlet |
| Gas Flow Control | Float flow meter (1-12 L/min) |
| Cooling Requirements | Water cooling for front seal (Push-to-connect Ø12 mm) |
| Communication Interface | DB9 RS-485 serial port |
| Compliance | CE Certified |
Why Choose Atmosphere Controlled Muffle Furnace
- Uncompromising Precision: This system is engineered to deliver exacting thermal profiles, ensuring that your research and production processes are repeatable and reliable every time.
- Robust Industrial Construction: From the heavy-duty steel atmosphere chamber to the high-grade MoSi2 elements, every component is selected for its ability to withstand continuous operation at extreme temperatures.
- Versatile Atmospheric Control: Whether your process requires a high vacuum, an inert argon shield, or a controlled oxygen environment, this unit provides the flexibility to adapt to evolving research needs.
- Proven Long-Term Reliability: Our thermal systems are utilized by leading global research institutions and industrial manufacturers, backed by a reputation for durability and consistent performance in demanding conditions.
- Scale-Up Ready Design: With an 80L chamber and 100kg load capacity, this equipment is ideally positioned to transition your material breakthroughs from small-scale lab success to full-scale industrial application.
Contact our technical engineering team today for a formal quote or to discuss how we can customize this atmosphere-controlled thermal system to meet your specific material processing requirements.
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