Extrusion & Post
4 조회수
Fast Pressure Differential Rise of LDPE Extrusion Filter Screen
문제 현상
Frequent screen changes.
원인 분석
LDPE easily oxidizes into gels, and cross-linked matter intercepted by the screen accumulates; regrind has many impurities.
해결 방법
①Standardize shutdown to prevent gels; ②control regrind; ③screen gradient configuration; ④automatic screen changer.
핵심 요약
Fast pressure differential rise = dual sources of gel + impurities.
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