Extrusion & Post
4 조회수
Uneven Tightness of LDPE Film Rolls
문제 현상
The film roll surface hardness is uneven, and the end face is star-shaped or chrysanthemum-shaped.
원인 분석
Accumulation of thickness deviation, improper tension taper setting, and uneven winding contact pressure.
해결 방법
①Solve thickness deviation first; ②optimize the tension taper curve; ③adjust contact roll pressure; ④check paper core quality.
핵심 요약
Eighty percent of film roll problems come from the film's own thickness.
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