Extrusion & Post
2 Aufrufe
LDPE Film Winding Edge Wandering
Problembeschreibung
The film roll end face is uneven and tapered.
Ursachenanalyse
Unstable tension, uneven contact roll pressure, and accumulation of film thin-thick edges.
Lösung
①Stabilize tension; ②uniform contact pressure; ③solve TD thickness deviation first; ④check the deviation correction system.
Wichtigste Erkenntnis
Edge wandering = joint action of tension + thin-thick edges.
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