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塑膠成型與製造/注塑
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出自華夏公益教科書
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塑膠成型與製造
首先,注塑系統會盡快向空模具注入約 80% - 95%。剩下的 20% 到 5% 在慢慢注入,因為熱塑性塑膠在冷卻時會收縮,從而防止任何空隙或氣泡。最後,夾緊繫統將保持模具,直到澆口凍結脫落。
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書籍:塑膠成型與製造
華夏公益教科書