Molding Process
7 조회수
LLDPE film shrink film uneven shrinkage
문제 현상
The shrink film shrinks unevenly and wrinkles after heating.
원인 분석
Uneven orientation in the film (frost line/air ring asymmetry); improper shrink temperature.
해결 방법
①Uniform cooling and setting; ②adjust the shrink temperature curve; ③control blow-up ratio consistency.
핵심 요약
Uneven shrinkage = uneven orientation.
이 정보가 도움이 되었나요?
0 명이 도움이 되었다고 합니다
의견 주셔서 감사합니다!