Experimental graphite furnace

 Uses: used in ultra-high temperature furnace within 3000 ℃, for a variety of high thermal conductivity of graphite film (PI film), lithium battery cathode material, carbonized carbonized carbon material production of carbon and graphite materials, graphite technology; carbon fiber filament graphite and other stereotypes of environment can be sintered at a carbon material. Highest temperature: 3000 ℃, 2900 ℃ commonly used temperature working atmosphere: vacuum replacement Ar2, N2 protection (positive pressure) temperature measurement: infrared optical temperature measurement range 1000 ~ 3000 ℃ or 0 ~ 3000 ℃; temperature measurement accuracy : 0.2 to 0.75%. Temperature control: process control and manual control; control accuracy: ± 1 ℃ induction heating equipment using frequency power supply, high efficiency: The unique furnace design, greatly improving the temperature uniformity. Speed ??limit temperature: 200 ℃ / min (space heaters, depending on the volume and the furnace hot zone structure may be) temperature uniformity of ± 10 ℃, temperature control accuracy of ± 1 ℃. A high degree of security: exclusive design furnace explosion-proof valve, safe and reliable. A high degree of automation equipment, fully automated control, intuitive touch-screen display various parameter data, sound the alarm and lock down protection device. Water, electricity and automatic control, easy operation and simple. 2, power supply cabinet fully enclosed structure, the cabinet comes with a water-cooled and air-cooled radiator, no heat exchange with the outside air generation, advanced temperature control system, imported intelligent digital temperature control table, with PLC data communication, Automatic temperature control accuracy to complete the process, the system temperature curve according to a given temperature, and can store a total of 400 segments twenty different process heating curve. 3, in a closed loop water cooling systems; digital traffic control system, each way water monitoring and protection by the meter. 4, Chinese Academy of Sciences R & D, production of high-performance gas purification machines, gas oxygen content can be reduced to 1PPMV, dew point temperature can be reduced to -70 ℃. The main technical parameters Model Specification (diameter × height) mm Φ200 × 300 Φ300 × 400 Φ350 × 700 Φ400 × 800 IF Power Kw 60 100 140 150 IF power frequency Hz 4000 3000 2500 1500 Maximum operating temperature ℃? 3200 3000 3000 3000 Limit vacuum degree Pa 1.2 × 10-1 1.2 × 10-1 1.2 × 10-1 1.2 × 10-1 pressure rise rate Pa / h 2 2 2 2 temperature zone temperature difference ℃? ± 10 ± 10 ± 10 ± 10