Warpage of PMMA injection molded products

문제 현상

Flat products warp and deform after demolding.

원인 분석

Uneven cooling, uneven mold temperature distribution, uneven wall thickness, asymmetric molecular orientation.

해결 방법

Balance mold cooling; uniform wall thickness design; optimize gate position.

핵심 요약

The root of PMMA warpage is uneven cooling.

PMMAwarpagecoolingmold temperature

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