Extrusion & Post 10 조회수

DSTDP dense surface pockmarks

문제 현상

DSTDP product surface has dense 0.1-0.3mm pockmarks, affecting appearance and coating adhesion

원인 분석

Raw material contains impurity particles >0.05%; mold cavity surface damage or corrosion pits

해결 방법

1) Replace with pure raw material, impurities <0.01%; 2) repair and polish mold cavity to Ra<0.2μm; 3) filter raw material to remove particles

핵심 요약

Pockmarks are caused by raw material impurities and mold damage; pure raw material and mold maintenance are key

DSTDPsurface pockmarksimpurity particlesmold repairpure raw material

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