Molds & Tooling
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LLDPE Uneven Gloss
Fenómeno do problema
LLDPE product surface gloss is uneven
Análise das causas
Uneven mold temperature or poor mold surface condition; 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
Solução
Homogenize mold temperature; polish mold surface; optimize holding pressure; 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
Conclusão principal
Gloss relies on mold temperature and mold surface management; 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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