Injection Molding
4 조회수
Decomposition and discoloration of ETFE in '2079851475616104452
문제 현상
ETFE injection molded parts become darker in color and appear brown
원인 분석
Processing temperature too high (>330°C); residence time too long; screw shear overheating
해결 방법
Control maximum temperature ≤320°C; shorten the cycle; use low-shear screw
핵심 요약
ETFE has a narrow processing window and requires precise control of temperature and time
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