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Material Analysis 7 visualizações

Poor micro-foaming effect of products

Fenómeno do problema
The cells of micro-foamed products are large and uneven
Análise das causas
Blowing agent dispersion is uneven; gas solubility in the melt is insufficient; the pressure release rate does not match the foaming temperature
Solução
Optimize pre-dispersion of the blowing agent in the blend; increase melt pressure to increase gas solubility; precisely control foaming temperature
Conclusão principal
Micro-foaming quality depends on precise control of nucleation and cell growth
micro-foamingcellsblowing agentsolubilitynucleation

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