Material Drying
3 Aufrufe
PC/ABS product surface silver streaks
Problembeschreibung
Silver streaks appear on the surface of PC/ABS products.
Ursachenanalyse
The PC component is sensitive to moisture; with insufficient drying and moisture >0.04%, PC hydrolyzes during processing to produce gas, forming silver streaks.
Lösung
Dry at 80-95°C for 4-6h to moisture <0.04%, dew point ≤-30°C.
Wichtigste Erkenntnis
PC/ABS drying is the first checkpoint of surface quality.
War das hilfreich?
0 Personen fanden dies hilfreich
Vielen Dank für Ihr Feedback!