POM injection molded product abnormal shrinkage

Problembeschreibung

Large overall dimensional deviation.

Ursachenanalyse

POM shrinks about 2%, greatly affected by wall thickness/holding pressure.

Lösung

①Correct the mold based on actual measurement; ②optimize holding pressure; ③unify aging.

Wichtigste Erkenntnis

Shrinkage = actual measurement correction.

POM；shrinkage；dimension；holding pressure

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