| 摘要 |
PURPOSE: A gas exhauster in a nozzle for molding plastic is provided to manufacture a product with high-quality by completely eliminating gas from fused resin before plastic is supplied to a mold. CONSTITUTION: A gas exhauster in a nozzle for molding plastic comprises a plastic molding machine. The plastic molding machine is composed of a cylindrical nozzle housing, a gas exhaust ring, a cylinder connecting unit, and a torpedo(5). The nozzle housing surrounds the front end and the rear end of the torpedo. Multiple protrusions(10) are formed in the torpedo in a longitudinal direction. Nozzle blocking prevention protrusions(20) are formed on the outer surface of the front end of the torpedo.
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