The small atmosphere vacuum box-type high-temperature furnace is a new type of furnace newly developed by our company. It has high temperature control accuracy of ≤0.1℃, good temperature uniformity of ±2℃, and the temperature can reach 2300℃.Small footprint and flexible turnover.Especially suitable for small batch production or laboratory use.
1. Model: YHGYL-THL45/45-50
2. Heating method: isostatic graphite resistance heating
3. Power supply control: low DC voltage, high current mode
4. Design power is 60KW, actual production power is not more than 50KW
5. Power supply: Three-phase five-wire system, three-phase 380V, frequency 50HZ
6. Design temperature: 2100℃, long-term common temperature is 2000℃;
7. Cooling method: natural cooling
8. Effective discharge space: width 450mmX height 450mm depth 500mm
9. Heating rate : When loading, the average heating rate below 1000℃ is 5℃/min, the average heating rate between 1000-1800℃ is 5℃/min, the average heating rate between 1800-2250℃ is 3℃/min
10. Temperature control accuracy: RT room temperature -2000℃ ≤±2℃
11. Power supply configuration form: integrated with the furnace body
12. Furnace form: horizontal front door discharging
13. Working gas content in the furnace: vacuum or Ar, N2, NH? and other gases (slight positive pressure), vacuum replacement;
14. Temperature uniformity: ≤±3℃ (evaluated after holding the temperature for 30 minutes);
15. Temperature measurement: Single-zone tungsten sleeve tungsten-rhenium thermocouple temperature measurement
16. Temperature control: Japan Shimaden FP23, PID intelligent temperature controller program control ( Temperature control accuracy: ±0.1℃) and manual control;
17. Protection method: PLC + touch screen + sound and light alarm
18. Vacuum system configuration: 2H-70 slide valve pump
19. Vacuum measurement: resistance + capacitance film vacuum gauge, measuring range 0-105pa
20. Pressure rise rate: vacuum to 5Pa, stop the pump for 30 minutes and start timing, pressure rise per hour ≤ 10P
21. Cold ultimate vacuum degree: ≤5Pa (in clean, cold, empty furnace state)
22. Empty furnace vacuum time ≤20min (empty furnace, room temperature, refer to GB/T10066.1-2004 for testing.)
23 . The maximum pressure in the furnace is 0.02Mpa
24. Explosion-proof valve trip pressure: 0.07Mpa
25. Cooling system: All circulating water pipes are well sealed and there is no leakage during use;
26. Electrical control: Siemens PLC + Delta 15-inch touch screen, key Parameters such as vacuum degree, temperature, and power can be queried in real time and historically, and can be exported through a USB flash drive, and a paperless recorder can be set up.
27. Key components are made of imported materials, such as temperature control instruments and thermometers.28. Opening method: manual
29. Material inlet and outlet method: equipped with a special inlet and outlet truck
30. Paint color: main body milky white, frame sky blue, base black
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The maximum working temperature is 2300°C, and the common temperature is 2250°C.
Working atmosphere: air atmosphere, vacuum sintering or reducing atmosphere sintering (slight positive pressure)
Temperature measurement: thermocouple and far-infrared optical temperature measurement component form
Temperature control: program control and manual control; Temperature control accuracy: ±0.1℃