Extrusion & Post
2 Aufrufe
LDPE Film Width Deviation
Problembeschreibung
Finished film width fluctuates out of tolerance.
Ursachenanalyse
Film bubble lay-flat width fluctuation (air ring/extrusion fluctuation) and slitting position drift.
Lösung
①Stabilize the film bubble; ②slitting deviation correction; ③online lay-flat width detection; ④stabilize haul-off.
Wichtigste Erkenntnis
Width stability = bubble stability + accurate deviation correction.
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