Injection Molding
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Shrinkage Rate Fluctuation of PCTG Injection Molded Products
Problembeschreibung
The product dimensions are unstable, and the shrinkage rate fluctuates between different batches.
Ursachenanalyse
Holding pressure parameter fluctuations, mold temperature changes, and molecular weight differences between raw material batches.
Lösung
Stabilize the holding pressure and the holding pressure time; control the mold temperature to be stable; control the raw material batch quality.
Wichtigste Erkenntnis
PCTG shrinkage rate stability is a requirement of precision '2079851475616104452.
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