1) Vacuum heat treatment furnace is heated in vacuum. Vacuum can prevent oxidation and degassing.A. Anti-oxidation function makes the surface of the workpiece free of decarburization, carburization and removal of phosphorus chips and rust …

Compared with traditional smelting, vacuum induction smelting has many advantages, such as energy saving, environmental protection, good working environment and low labor intensity. By using induction melting technology, the impurities of …