| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an aluminum casting apparatus that efficiently preheats a mold to a predetermined temperature and maintains a constant heating temperature, manufactures a high-quality cast product at a high yield, has high heat efficiency to reduce energy costs and to considerably improve casting efficiency, improves the durability of the mold, achieves a preferable work environment and allows the remodeling of the mold and the manufacturing of the mold at low costs. <P>SOLUTION: The aluminum casting apparatus includes a recessed portion 3 formed at respective back surface sides of the molds 1, 2; and an electromagnetic induction coil 4 disposed in the recessed portion 3. The aluminum casting apparatus is configured to heat the molds 1, 2 by Joule heat accompanied by an eddy current E generated in a mold base material by energization to the electromagnetic induction coil 4. <P>COPYRIGHT: (C)2013,JPO&INPIT |
