OEM made vacuum hardening machining components
Dalian Hongsheng provide high precision CNC machining parts with high quality heat treatment service
Model:vacuum hardening
Dalian Hongsheng provide high precision CNC machining parts with high quality heat treatment service
Model:vacuum hardening
Vacuum casting is a casting process in which metal is smelted, cast and crystallized in a vacuum chamber.
Model:vacuum hardening machining parts