Injection Molding
4 조회수
Stress corrosion cracking of pump casings
문제 현상
Cracks and leakage appear in chemical pump casings
원인 분석
Large internal stress from injection, contact with chemicals (ESC), and abrupt wall thickness changes
해결 방법
Annealing 140C 2h, uniform wall thickness transition, select high molecular weight
핵심 요약
Annealing is an effective means to eliminate stress
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