Processing Machinery
7 visualizações
LDPE Black Specks
Fenómeno do problema
Black specks on light-colored LDPE products
Análise das causas
Material accumulates in dead corners, oxidizes, and falls off; when troubleshooting on site, verify item by item according to this mechanism, and avoid blindly adjusting the machine based only on experience; this mechanism has been repeatedly verified by industry data and should be confirmed first during troubleshooting
Solução
Disassemble and clean; material change procedure; trend monitoring; after adjustment, take continuous samples to verify the effect, and resume mass production only after confirming stability; change only one variable at a time and record parameter changes, so as to locate the effective measure
Conclusão principal
Black specks rely on disassembly cleaning and monitoring; 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 similar problems in the future
Isto foi útil?
0 pessoas acharam isto útil
Obrigado pelo seu comentário!