| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an extruding tool that prevents oxidation of an extrusion material and also prevents changes in form and surface state of the extrusion material associated with rapid cooling of the extrusion material. <P>SOLUTION: The extruding tool 15 includes an extrusion die 1 having a molding hole 3. An inert gas feeding flow passage 7 for feeding an inert gas G to an extrusion material-passing space 81 provided downstream of the molding hole 3, is formed in the extrusion die 1. <P>COPYRIGHT: (C)2012,JPO&INPIT |
