Surface flow marks of PMMA '2079851475616104452

Fenómeno do problema

Wavy flow marks appear on the product surface.

Análise das causas

Melt temperature low, flow front intermittently solidifies; injection speed slow; mold temperature low.

Solução

Increase melt temperature and mold temperature; increase injection speed; multi-stage injection.

Conclusão principal

PMMA flow marks are related to mold filling temperature and speed.

PMMAflow markmelt temperatureinjection speed

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