| 摘要 |
PROBLEM TO BE SOLVED: To provide a highly versatile casting apparatus which can improve the strength of the thick part of a product. SOLUTION: A casting apparatus 1 is provided with: a holding furnace 2; a mold 3 having a plurality of sprues 3a to 3c disposed above the holding furnace 2; a first stoke 4 inserted into the holding furnace 2; a plurality of second stokes 5a to 5c divided from the first stoke 4 and communicating with the plurality of sprues 3a to 3c of the mold 3; a pressurizing means 6 and/or a pressure reducing means for giving the differential pressure to the molten metal 8; and a molten metal flow cut gas source 11. A molten metal flow cut gas supplying hole 12 is arranged in the first stoke 4. COPYRIGHT: (C)2004,JPO&NCIPI
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