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气辅注塑
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气辅注塑
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气辅注塑
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gas assisted injection molding; GAIM
气辅注塑
在注塑机的注塑单元向模具型腔内注入熔融树脂后,再经由高压气体注射单元向型腔内部的树脂熔体内注入黏度系数小、扩散系数大的高压惰性气体(通常为氮气),由气体将树脂充实到模具型腔的各个壁面,并从熔融树脂内部进行保压与冷却,最后排除气体留下空腔,定型为中空的注塑成型制件。
Chemistry
>高分子科学>高分子加工>释义
gas aided injection molding
气辅注塑
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