Molds & Tooling
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PC Mold Release Agent Streaks
Fenómeno del problema
[Problem Phenomenon] Streaks on the PC product surface, caused by mold release agent
Análisis de la causa
Externally sprayed mold release agent contaminates the surface forming streaks; PC is sensitive to foreign substances; improper use of mold release agent; when troubleshooting on site, verify each item according to this mechanism one by one, and avoid blindly adjusting the machine based on experience alone
Solución
Avoid externally sprayed mold release agent as much as possible; if necessary, use an extremely small amount of a dedicated type; clean the mold surface; after adjustment, take samples continuously 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 effective measures
Conclusión clave
Avoid mold release agent for PC as much as possible; streaks mostly start from this; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the future
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