Processing Machinery
2 Aufrufe
LLDPE Burnt
Problembeschreibung
LLDPE product corners are burnt
Ursachenanalyse
Adiabatic compression of trapped air causes overheating; During on-site troubleshooting, verify item by item according to this mechanism to avoid blindly adjusting the machine based solely on experience; This mechanism has been repeatedly verified by industry data and should be confirmed first during troubleshooting
Lösung
Venting at the burnt position; reduce speed in the final stage; recheck temperature; After adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability; Change only one variable at a time and record parameter changes to facilitate locating effective measures
Wichtigste Erkenntnis
Treat burnt by venting trapped air; After confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; Include this case in the defect archive as a troubleshooting reference for subsequent similar problems
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