Vacuum gas quenching hardening Furnace for extrusion die Vacuum air-cooled furnace Horizontal real air quenching furnace Scope of application: mainly ...
Vacuum gas quenching hardening Furnace for extrusion die Vacuum air-cooled furnace Horizontal real air quenching furnace APPLICATION: Quench Hardneing ...
Vacuum gas quenching hardening Furnace for extrusion die Vacuum air-cooled furnace Horizontal real air quenching furnace Brief The pit type furnace is ...