Blow Molding
3 Aufrufe
PCTG '2079851475616104457 parison sag
Problembeschreibung
In extrusion '2079851475616104457, the parison is too long and sags, causing uneven wall thickness.
Ursachenanalyse
Insufficient melt strength (processing temperature too high), the parison is too long and hangs for a long time.
Lösung
Lower the processing temperature to increase melt strength; use an accumulator head; increase parison wall thickness.
Wichtigste Erkenntnis
PCTG '2079851475616104457 parison control is the key to wall thickness uniformity.
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