Extrusion & Post
4 조회수
Excessive fuzz after PET fiber drawing
문제 현상
After PET spinning and drawing, a large amount of fuzz and broken filaments appear on the fiber surface, affecting weaving.
원인 분석
Drawing temperature is on the low side; excessive stress produces micro-cracks; drawing roller surfaces are rough or damaged; oil agent is insufficient or uneven.
해결 방법
Appropriately increase drawing temperature (Tg+10~30°C); check and polish drawing rollers; ensure uniform oil agent application.
핵심 요약
PET fiber fuzz originates from fiber surface damage during the drawing process.
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