Extrusion & Post
4 조회수
PETG extrusion material die drool
문제 현상
During PETG extrusion, material accumulates at the die exit gradually forming die drool, affecting the product surface.
원인 분석
Die temperature high causing material adhesion, small-molecule substances or additives migrate to the die surface, die surface rough.
해결 방법
Appropriately lower the die temperature; regularly clean the die; improve die finish (chrome plating, polishing); use die coating.
핵심 요약
PETG die drool is a common problem in long-term operation.
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