Wrinkling on the surface of cast film

Fenómeno do problema

Orange-peel-like wrinkles appear on the film surface

Análise das causas

Uneven cooling, uneven temperature, and uneven hauling tension

Solução

Optimize the air ring, stabilize the temperature, and adjust the hauling tension

Conclusão principal

Film appearance is closely related to cooling conditions

PVDFwrinkling

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