Extrusion & Post
5 görüntüleme
Longitudinal Stripes on PBT Extruded Plate
Sorun Belirtisi
Continuous lines along the extrusion direction appear on the surface of the extruded plate.
Neden Analizi
Local damage or material hang-up on the die lip; scratches on the three-roll surface; gel or impurities in the melt.
Çözüm
Polish the die lip to repair the damage; clean the three-roll surface; check the filter screen and raw material quality.
Temel Çıkarım
PBT plate stripes mainly come from mechanical damage and impurities.
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