Molds & Tooling
4 조회수
PETG mold vent groove dimensions unreasonable
문제 현상
Vent grooves with poor venting effect or poor durability design.
원인 분석
Vent groove depth too shallow causing insufficient venting, too deep causing overflow, width insufficient.
해결 방법
Design vent groove depth at 0.02-0.03mm (PETG viscosity is moderate); width 5-10mm.
핵심 요약
PETG vent groove dimensions directly affect the balance between venting and overflow.
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