Injection Molding
6 조회수
PP Injection Part Gloss Deficiency
문제 현상
PP parts are overall dull and not bright.
원인 분석
Low mold temperature and insufficient holding pressure cause poor surface replication; low mold polish grade; some grades are inherently matte.
해결 방법
①Raise mold temperature and holding pressure; ②upgrade cavity polishing; ③confirm grade gloss characteristics; ④improve venting.
핵심 요약
Gloss = replication + mold + grade, three elements.
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