Injection Molding
11 조회수
Quality Fluctuation After Rapid Mold Change in PBT '2079851475616104452
문제 현상
The quality of the first few shots or the first dozens of shots after mold change fluctuates greatly.
원인 분석
The new mold temperature is not stable; the hot runner temperature needs time to stabilize; the residual purging material affects the products of the initial shots.
해결 방법
Fully preheat the mold after mold change; start production after the hot runner system stabilizes; discard the discharged material of the first few shots.
핵심 요약
PBT quality stabilization after mold change requires a transition time.
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