LLDPE injection molded product surface mottling

Problembeschreibung

Uneven surface gloss.

Ursachenanalyse

Melt front temperature fluctuation, uneven mold temperature.

Lösung

①Stabilize the speed profile; ②even mold temperature; ③large gate.

Wichtigste Erkenntnis

Mottling = unstable melt front.

LLDPE; '2079851475616104452; uneven gloss; mold temperature; melt front

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