Molds & Tooling
7 조회수
ASA Sink Mark Thick Wall
문제 현상
ASA thick-walled parts sink marks, increase holding pressure and rib design review.
원인 분석
ASA thick-walled parts sink marks; increase holding pressure; rib design review; uniform wall thickness; feeding channel; gate position.; during on-site troubleshooting, verify item by item according to this mechanism, avoid blindly adjusting the machine based only on experience
해결 방법
①Holding pressure increased; ②rib wall thickness 50-60%; ③gate near thick wall; ④holding pressure time; ⑤structural design.; after adjustment, continuously sample to verify the effect, and resume mass production after confirming stability
핵심 요약
ASA sink marks emphasize both holding pressure and structure; rib design is prevention; gate position affects feeding.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence
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