| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a manufacturing method for a molded body which can suppress sparks from occurring between a molded material and an outer mold for electromagnetic molding when performing electromagnetic molding.SOLUTION: The manufacturing method for a molded body performs a step of electromagnetically molding a molded material 100 so as to obtain a molded body 1 by flowing currents to an electromagnetic molding coil 12 arranged in the molded material 100 made of metal materials of a cylindrical body arranged in a cavity 18 of an electromagnetic molding die 11, where at least insulator 19 is formed on a surface of the electromagnetic molding die 11 that contacts the molded body 1 subjected to tube expansion molding by the electromagnetic molding.</p> |
