Injection Molding
11 조회수
Gate Blush in PCTG '2079851475616104452
문제 현상
Ring-shaped marks or color differences appear around the product gate.
원인 분석
The melt flow at the gate is unstable (jetting effect), the gate size does not match the injection speed, and the venting is poor.
해결 방법
Optimize the gate design, enlarge it or change to a fan type; use multi-stage injection to control the gate speed; improve the venting.
핵심 요약
PCTG gate blush is a manifestation of unstable mold filling flow.
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