| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a melt extrusion apparatus capable of certainly detecting the initial stage of a vent-up and preventing defects in quality. Ž<P>SOLUTION: The melt extrusion apparatus 10 is equipped with the barrel 20 having the supply port 22, the discharge port 24 and the vent part 30, the screw 40 rotatably arranged in the barrel 20, the hopper 50 installed on the supply port 22, and the vibration type level meter 60 arranged at the vent part 30. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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