Material Drying
4 조회수
Bubbles at LDPE Blow Molded Bottle Mouth
문제 현상
Bubbles and material shortage at the bottle mouth cut.
원인 분석
The parison contains air or gas is sealed when material is trapped at the cut; raw material contains moisture and back pressure is insufficient.
해결 방법
①Dry the raw material; ②increase back pressure; ③check the cutting mold; ④reduce extrusion pressure.
핵심 요약
For bottle mouth bubbles, check moisture content and the cut.
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