Injection Molding
10 Aufrufe
Weld lines on PCTG injection products
Problembeschreibung
Weld line marks appear at the convergence of multiple melt fronts on the product.
Ursachenanalyse
Low convergence temperature of two melt fronts, poor fusion, insufficient venting, improper gate position design.
Lösung
Increase melt and mold temperature; improve venting; optimize gate position.
Wichtigste Erkenntnis
PCTG weld lines need temperature assurance and venting improvement.
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