Well-type vacuum Tempering Furnace is mainly use for bright and tempering in vacuum condition.

This type of furnace consists of steel shell, sealed door, vacuum pump, lining and electeical control system.

The shell is welded by steel, the lining is piled with Refractory bricks

 There is a sealed structory between the door and the linig to keep seal.

The PID control system is dvanced and effected