| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a die for resin extrusion which hardly generates die drool. <P>SOLUTION: In the die for the resin extrusion for extruding a molten resin supplied from an extruder in a strand shape including a molten resin discharge nozzle protrudingly provided on the tip of the die, and a gas jet device provided to be covered with a gap formed around the periphery of the tip of the discharge nozzle to jet gas from the gap, the melt resin discharge nozzle is roughly cylindrically outlined and the resin discharge hole of the discharge nozzle is formed as a counter-tapered diameter expansion opening the diameter of which is expanded toward the tip of the nozzle. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
