It is mainly used in the high-temperature co-sintering process of alumina substrate and metal slurry (HTCC) in nitrogen-hydrogen atmosphere.

2. Technical Specification:

1. Rated Temp.:1600ºC
2. Max Temp.:1650ºC
3. Effective Dimensions:Φ750×50
4. Heating Method: Molybdenum-made heater
5. Thermcouple: Type B
6. Temperature Control: There are a total of 3 heating groups from top to bottom, with 3 independent temperature control points.
7. Temp. Set Accuracy: ±1ºC(flat temp. insulation)
8. Temp. Control Mode:control module imported from Japan with PID
9. Heat-up Rate : RT~1200ºC≤5ºC/min,1200~1600ºC≤3ºC/mi
10. Temp. Uniformity: ± 5ºC (empty furnace insulation test 2hours under 1600ºC)
11. Dew point range: -20~60ºC
12. Furnace Surface Temperature <35ºC
13. Pressure range:5000~15000Pa
14. Vacuum detection: vacuum gauge tube detects the vacuum value of the furnace, and the digital vacuum gauge displays the vacuum value.
15. Loading Weight ≤ 3500kg (with firing furniture and products)
16. Explosion protection: when the furnace pressure is higher than the set value, the exhaust valve will automatically open.
17. Exhaust chimney: an exhaust outlet with a ignition device
18. Alarm System : Over temperature, broken couple, electric leakage, broken wire, motor overload, humidifier low water level, low pressure, cooling water low water pressure, UPS start alarm and has over temperature alarm power protection function.
19. Maximum Heating Power:120kW
20. Insulation Power:≤ 60kW
21. External Dimensions: 2240×2900×3000mm(W×H×D) (without control cabinet)
22. Appearance Color: Light gray

3. Delivery List of BF220-17NH High-Temperature Atmosphere Bell Jar Furnace

4. Normal Operating Conditions of BF220-17NH High-Temperature Atmosphere Bell Jar Furnace

1. Environmental Conditions: temperature: 0~40ºC, humidity≤ 80%RH, no corrosive gas, no strong airflow disturbance;
2. Atmosphere Conditions: dry, clean, oil-free compressed air, working pressure of 0.4- 0.8MPa, gas consumption of 30 - 90 m³/h;
3. Ventilation System: non-contact access to the user pumping system, pumping capacity is greater than 100 m³/h
4. Ground Requirements: horizontal, no obvious vibration, load-bearing> 600 Kg/m²;
5. Power Condition(TBD): capacity > 240kVA, 3-phases 5-lines, voltage 220 / 380V, frequency 50Hz. Fire line: yellow, green, red, Zero line: blue, Ground line: yellow-green;
6. Installation Site: 4000mm×4000mm×5000mm(D×W×H), with an installation area greater than 20m².

1.What products does Chitherm offer?
We provide customers with high-quality bell furnaces, hot air furnaces, box furnaces, tube furnaces, vacuum furnaces, car bottom furnaces, rotary kilns, mesh belt furnaces, and pusher furnaces.
2.What pre-sales services does Chitherm provide?
We offer timely consultation services to help customers select the most suitable products, along with highly customizable solutions to meet your specific requirements.
3.What are Chitherm's core strengths?
As a high-tech enterprise integrating R&D, manufacturing, and sales, Chitherm possesses patented technologies and core resources to deliver superior solutions.