Pit annealing furnace is composed of furnace body, a movable furnace cover and control system. The furnace is for heat treatment of metal parts, rings, etc. at a rated temperature.
1. The furnace shell is welded by section steel and steel plate.
2. Furnace cover support adopts the combined movable type of section steel and guide rail.
3. The heating element adopts the high resistance alloy 0Cr25Al5 produced by Beijing Shougang and is arranged on the furnace side.
4. Because the furnace bottom is made of high-alumina bricks for load-bearing, the furnace center adopts the method of large loop and small loop, heating inside and outside.
5. The furnace cover adopts hydraulic lifting, motor control automatic walking