| 摘要 |
PURPOSE: A vacuum furnace is provided to improve the quality of a metal by rapidly performing a heat treatment and melting of the metal with a uniform speed. CONSTITUTION: A vacuum furnace comprise a body unit(110), a heating furnace unit, a cut-out unit(130), a cooling unit(140), and a blower unit. A pressurized vacuum unit is formed one side of the body unit. The heating furnace unit comprises a first opened hole and a second opened hole. The cut-out unit includes a first blocking plate and a blocking cylinder. The blocking cylinder opens and closes the second opened hole. |
