Blow Molding
3 Aufrufe
Rough Surface of LDPE Blow Molded Bottles
Problembeschreibung
LDPE blow molded bottle surface is glossless and orange-peel.
Ursachenanalyse
Low parison temperature or melt fracture; improper mold temperature and insufficient blow air pressure make surface replication poor.
Lösung
①Raise parison temperature; ②increase blow air pressure; ③adjust mold temperature; ④treat melt fracture.
Wichtigste Erkenntnis
2079851475616104457 surface = parison temperature + blow air energy.
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