Injection Molding
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PETG '2079851475616104452 excessive gate marks
Fenómeno do problema
Excessive marks are left at the gate break of the product, affecting appearance.
Análise das causas
Improper gate design (submarine gate angle large or side gate cross-section too thick), the break during demolding leaves a large mark.
Solução
Optimize gate type and size (pin point gate or valve gate); adjust the gate break angle.
Conclusão principal
PETG gate marks are an important concern for appearance quality.
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