| 摘要 |
PROBLEM TO BE SOLVED: To obtain a T-die for molding a plastic board constituted so as to prevent the occurrence of a depressed flaw in the surface of the plastic board to be molded because the clogging at a throttle part does not occur. SOLUTION: The T-die for molding the plastic board is constituted so that a gear pump 3 having the same width as the plastic board 10 to be molded is built in a T-die body 2 and an edge tool 6, which cuts foreign matter larger than a plastic passage 5 contained in a plastic, is provided to the inlet of the plastic passage 5 between the gear pump 3 and the T-die body 2. COPYRIGHT: (C)2006,JPO&NCIPI
|
