Material Drying
3 Aufrufe
Continuous bubbles in extruded pipes
Problembeschreibung
Continuous bubbles inside and outside the pipe and pores in the cross section
Ursachenanalyse
Insufficient drying with water >0.1% and insufficient vacuum in the venting section
Lösung
130C 6h, check the vacuum pump and venting port
Wichtigste Erkenntnis
The venting system directly affects pipe quality
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