Production & Quality
4 조회수
PPS regrind degradation
문제 현상
PPS recycled material oxidatively crosslinks after multiple regranulation and becomes unusable.
원인 분석
During multiple high-temperature processing, PPS gradually oxidatively crosslinks, turning black and brittle.
해결 방법
Limit reuse times to 1-2; do not set recycling granulation temperature too high.
핵심 요약
Use of PPS recycled material requires great caution.
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