Vacuum Muffle Furnace with Quartz Chamber 1200°C

ZYLAB 1200°C Quartz Chamber Vacuum Muffle Furnace

Introduction:

The ZYLAB Vacuum Muffle Furnace with Quartz Chamber (1200°C) is specially designed for high-purity material processing in clean and controlled environments. Featuring an external annular heating system and a high-purity quartz chamber, this furnace delivers excellent temperature uniformity, rapid heating rates, and high thermal efficiency.

The vacuum chamber is constructed from high-purity quartz, ensuring minimal contamination during processing. Combined with a water-cooled stainless steel sealing system and high-temperature resistant sealing rings, the furnace guarantees safe, stable, and reliable vacuum or atmosphere operations.

It is an ideal solution for laboratory research, material synthesis, and atmosphere sintering applications.

Main Features:

1. High-Purity Quartz Chamber Design

• Equipped with a high-purity quartz tube chamber for contamination-free processing
• Maximum temperature: 1200°C (<1 hour)
• Recommended working temperature: RT – 1100°C

2. Advanced Heating System

• Annular heating wire surrounding the chamber for uniform heat distribution
• High thermal efficiency with fast heating speed
• Optimized for excellent temperature uniformity

3. Intelligent Control System

• 7-inch color touchscreen LCD interface (English)
• Real-time display of temperature curves and sintering process
• 30 programmable segments for precise thermal control
• Pre-store up to 15 sintering programs for repeated experiments

4. Vacuum & Sealing Performance

• High-temperature resistant sealing rings
• Water-cooled stainless steel sealing system
• Ensures safe and reliable vacuum operation
• Supports protective atmosphere circulation with uniform gas flow

5. Energy-Efficient Furnace Structure

• Full fiber insulation structure for reduced heat loss
• Annular heating design improves efficiency
• Double-layer thermal insulation with air cooling
• External surface temperature maintained below 50°C

6. Safety Protection System

• Over-temperature protection
• Thermocouple failure protection
• Cooling water interruption protection
• Designed for safe and worry-free operation

7. Atmosphere Control Capability

• Built-in gas flowmeter for atmosphere control
• Uniform internal gas circulation
• Suitable for vacuum, inert gas, and controlled atmosphere sintering

8. Flexible Configuration

• Optional temperature measuring port or observation window
• Compact structure with large usable chamber capacity
• Low power consumption for long-term operation

Technical Specifications of Vacuum Muffle Furnace with Quartz Chamber:

Model	VAH1200-20
Working Voltage	AC 208-240V 50/60 Hz (as required)
Power	4KW
Max.temperature	1200.C
Working Temperature	＜1150.C
Heating Rate	≤20.C/min(advice:10.C/min)
Heating zone size（mm）	Φ190*200mm
Vacuum Degree	≤10Pa
Operating Interface	English Graphical Interface
Heating Element	Top quality resistance wire
Control System		Supports storage of up to 15 temperature programs, avoiding repeated setup for different experimental procedures. Provides an intuitive and visual operation experience for easier experiment monitoring. Features an embedded bilingual (Chinese/English) graphical interface with a 7-inch full-color touchscreen and intelligent human–machine interaction; includes non-linear temperature correction for improved accuracy. Equipped with multiple safety protections, including over-temperature alarm, thermocouple break detection, cooling water failure warning, and leakage protection.
Gas Supply System		Utilizes a mechanical pressure gauge with a gas-tight enclosure to effectively protect internal components from environmental effects and contamination. The housing offers excellent corrosion and high-temperature resistance for reliable operation.
Pressure Measurement and Monitoring		Equipped with an integrated float-type flowmeter to precisely control gas flow rate. Each unit undergoes leak-tightness testing before delivery to ensure stable and safe gas supply performance.
Temperature Accuracy	+/- 1.C
Thermocouple	K Type
Certification	ISO
Dimension	780(W) * 580(H) * 600(D)mm
Weight	60kgs
Standard Accessories	Quartz Tube, Vacuum Flange, Tube Block, O-ring, Protective Gloves, Crucible Hook, Manual Book
Warranty	18 months(not including consumable parts, such as quartz tube, heating elements, thermocouple, etc), lifetime support.

Applications:

The ZYLAB vacuum muffle furnace with quartz chamber is widely used in:

• Advanced material research
• Powder sintering in controlled atmosphere
• Semiconductor and electronic materials processing
• Ceramic and glass material preparation
• Chemical analysis and sample pre-treatment
• Clean environment heat treatment processes

Schematic Diagram of Gas Flow in the Vacuum Muffle Furnace:

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The Role of Vacuum Box Furnaces in High-Temperature Preparation of Oxidation-Sensitive Materials like Titanium Alloys and High-Purity Alumina Ceramics

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