VACUUM DIE CASTING APPARATUS

摘要

PROBLEM TO BE SOLVED: To cast a sound casting by preventing airleakage. SOLUTION: An annular sealing groove 16 is formed on mold mating surface 4a, 6a of a movable mold 4 and a movable holder 6 so as to surround a cavity 8. Molten metal is poured into the annular sealing groove 16 and an annular sealing material is formed of solidified metal.