Molds & Tooling
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PP Uneven Gloss
Fenómeno del problema
PP uneven gloss, mold temperature fluctuation, surface quality, temperature stability.
Análisis de la causa
PP uneven gloss; mold temperature fluctuation; surface quality; temperature controller stability; high mold temperature improves; inspection management.; during on-site troubleshooting, verify item by item according to this mechanism to avoid blindly adjusting the machine based only on experience
Solución
①Stable mold temperature; ②temperature controller calibration; ③high mold temperature improvement; ④gloss inspection; ⑤process stability.; after adjustment, take continuous samples to verify the effect, and resume mass production only after confirming stability
Conclusión clave
Mold temperature stability is the core of PP uneven gloss; high mold temperature is the improvement direction; inspection ensures consistency.; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence
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