| 摘要 |
PURPOSE: An extruding device is provided to manufacture high-quality melted resin by heating a screw case and a screw simultaneously and improving thermal efficiency. CONSTITUTION: An extruding device is composed of a screw case(100) having an injection port(100a) and a discharge port(100b), a screw unit(110) having a plurality of screws, a screw case heating unit(120) for heating the screw case, and a screw heating unit(130) for heating the screw unit. The screws are engaged with each other in the screw case, and feed materials injected through the injection port to the discharge port. Rotary shafts of the screws protrude outside the front end of the screw case.
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