The pressure reduction casting apparatus under reduced pressure casting, and casting system

摘要

Providing a vacuum casting method in the vacuum casting method of the issues] breathable mold is filled with molten metal only cavity portion of the desired forms creation vacuum distribution with high precision, controls the cooling and solidification in the mold further . Air passage plurality of holes toward the inside from [MEANS FOR SOLVING PROBLEMS] mold outer surface, the partial vacuum multiple molds around each vent with air suction and / or by contacting the vacuum box multiple vent Kiana to form a zone, to pouring the molten metal of approximately equal volume to the cavity portion of the desired forms creation vacuum distribution of predetermined mold cavity. Select Diagram Figure 17