Injection Molding
4 조회수
PETG '2079851475616104452 insufficient melt cushion
문제 현상
The melt cushion at the front of the screw is insufficient, and the holding pressure effect is poor.
원인 분석
Metering stroke set too short, back pressure insufficient and melt not dense enough, check ring leakage.
해결 방법
Increase the metering stroke to ensure a sufficient cushion of 3-6mm; appropriately increase back pressure; check the check ring.
핵심 요약
PETG melt cushion is the basis of holding pressure effectiveness.
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