It is mainly used for bright quenching of alloy steel, alloy structure steel, alloy ... , WZC-30, WZC-45, and WZC-60.It is mainly used for bright quenching of alloy steel, alloy structure steel, tool ... , and for sintering, bright annealing, solid solution treatment, vacuum brazing of magnetic material. WZC series two-chamber air-cooled & oil-quenching vacuum furnace