Extrusion & Post 9 Aufrufe

Non-uniform EAA extrusion coating thickness

Problembeschreibung

EAA extrusion coating thickness deviation ±20%

Ursachenanalyse

Unreasonable die runner design; coating temperature fluctuation causing viscosity change

Lösung

1) Coat-hanger die design; 2) Temperature ±2°C; 3) Online thickness measurement feedback adjustment

Wichtigste Erkenntnis

EAA coating thickness requires die design and temperature control optimization

EAA coatingthickness uniformitydie designtemperature controlonline thickness measurement

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