The 1600℃ vacuum heating stage is a desktop high-temperature vacuum furnace. It is used for sintering small batches of functional ceramics, optical materials, carbon composites, cemented carbide, powder metallurgy materials under high-temperature conditions. It can also be used for electrical signal testing of samples under high-temperature vacuum environments. This 1600℃ vacuum atmosphere furnace can heat and process samples up to 1600℃. By adjusting the atmosphere, materials can be treated under inert gas or reducing atmosphere to achieve customized processing results.
1600℃ High Vacuum Heating Stage
1. Structure of High Vacuum Heating Stage
- Vacuum Chamber: Main body made of SUS304 stainless steel with forced air cooling on the exterior.
- Vacuum Ports: KF25 pumping port; 6mm quick-twist air inlet; 8mm barb air outlet.
- Heating & Heat Insulation: Tungsten strip heater, with alumina thermal insulation, molybdenum foil and stainless steel heat shielding cover.
- Furnace Door: Double-layer stainless steel structure with water cooling.
- Temperature Control Cabinet: Ordinary carbon steel with plastic-sprayed surface treatment.
- Standard Accessories: 1 set of KF25 vacuum baffle valve; 1 set of KF16 air intake valve with pressure gauge; 1 set of KF16 air outlet valve; 1 pre-installed KF25 thermocouple; 2 sets of KF16 clamps; 2 sets of KF25 clamps; 6 meters PTFE tube.

2. Technical Specifications
| Item | Parameter |
|---|---|
| Rated Power | ≤ 1.2 kW |
| Max Temperature | 1650℃; continuous working temperature ≤1600℃ (tungsten heater must work below 10 Pa vacuum) |
| Effective Heating Area | φ50 mm |
| Observation Window | φ27 mm |
| Stage Material | High-purity boron nitride |
| Heating Element | Tungsten strip heater |
| Temperature Sensor | Type B thermocouple |
| Ultimate Cold Vacuum | Mechanical pump ≤5 Pa; Turbomolecular pump 1×10⁻³ Pa |
| Power Supply | AC220V 50Hz |
| Controller Function | 30-segment program temperature controller + voltage regulator / over-temperature alarm / current & voltage feedback |
| Temperature Control Accuracy | ±1℃ |
| Heating Rate | ≤200℃/min |
3. Optional Accessories
- Digital vacuum gauge with three-way adapter
- Mechanical vacuum pump with 1 piece of KF25 bellows
- Water chiller with 6 meters PTFE tube
- Turbomolecular pump set with 1 piece of KF25 bellows

4. Application & Advantages
With rapid progress in science and manufacturing technology, high-temperature furnaces have become widely used laboratory equipment. The 1600℃ vacuum atmosphere furnace features compact structure and simple operation, together with ultra-high temperature control precision to meet all kinds of experimental trial production. Its small footprint saves laboratory space and brings great convenience to researchers.
Samples can be heated and treated under vacuum atmosphere to effectively avoid oxidation. The intelligent control system monitors and automatically adjusts temperature and pressure parameters in real time.
Nowadays, this furnace has become standard laboratory equipment. It is widely adopted in materials science, chemistry, physics, electronic engineering and semiconductors for process verification and material preparation. For example, new breakthrough materials can be developed by doping elements into oxides. Optimizing material structure and production processes greatly improves enterprise competitiveness.
The 1600℃ vacuum heating stage reflects modern technological progress. It not only facilitates laboratory research but also plays a vital role in material manufacturing. This equipment will gain wider application in the future.

















