This electric furnace is a desktop high temperature vacuum heating table.
It is used for sintering treatment of small samples of functional ceramics, optical materials, carbon composite materials, cemented carbide, powder metallurgy, etc. under high temperature conditions, and can also be used for electrical signal testing of samples in high temperature vacuum environment.
Two: technical parameters
1. Rated power: ≤1.2KW
2. Rated temperature: 1650 °C, long-term use temperature ≤ 1600 °C (tungsten wire heating needs to be heated in a vacuum environment of <10Pa)
3. Effective heat table size: φ50mm (depth * width * height)
4. Vacuum observation window: φ27
5. Heating table material: high-purity boron nitride
6. Heater: tungsten sheet heating
7. Temperature measurement method: B-type thermocouple
8. Cold state ultimate vacuum: (mechanical pump≤5Pa) (molecular pump 1×10-3pa)
9. Power supply: AC220V 50HZ
10. Thermostat function: 30-segment digital temperature program temperature controller + power adjustment voltage device / over-temperature alarm / current and voltage feedback
11. Instrument temperature control accuracy: ±1℃
12. Heating rate≤200℃/min
Three： Structure description
1. Vacuum chamber: The main material is 304 stainless steel, and the external forced air pressure is used to dissipate heat.
2. Vacuum interface: vacuum interface KF25, air inlet 6mm quick screw, air outlet 8mm pagoda
3. Heating and heat insulation: heating element, tungsten sheet heating, external alumina insulation material, molybdenum foil and stainless steel heat shield
4. Furnace door: stainless steel double layer water cooling.
5, temperature control box: ordinary carbon steel surface spray treatment.
Four ：Random accessories: 1 KF25 vacuum baffle valve, 1 KF16 inlet valve with pressure gauge, 1 KF16 outlet valve, 1 KF25 thermocouple (installed) rice
Five：optional accessories:
1. Digital vacuum gauge (including tee adapter)
2. Mechanical vacuum pump (including 1 KF25 bellows)
3.water cooler (including PTFE tube 6 meters)
4. Molecular pump set (including 1 KF25 bellows)
