Injection Molding
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Shrinkage Rate Fluctuation of PCTG Injection Molded Products
Fenómeno del problema
The product dimensions are unstable, and the shrinkage rate fluctuates between different batches.
Análisis de la causa
Holding pressure parameter fluctuations, mold temperature changes, and molecular weight differences between raw material batches.
Solución
Stabilize the holding pressure and the holding pressure time; control the mold temperature to be stable; control the raw material batch quality.
Conclusión clave
PCTG shrinkage rate stability is a requirement of precision '2079851475616104452.
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