Molding Process 3 visualizações

Internal shrinkage porosity in thick-walled PVC products

Fenómeno do problema

Loose or voids in the center of thick-walled parts

Análise das causas

Center cools slowly, feeding flow channel solidifies too early

Solução

Optimize gate position and size, extend holding pressure, increase pressure

Conclusão principal

Internal quality of thick-walled parts is a technical difficulty

PVC、shrinkage porosity

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