Material Drying 7 visualizações

EVA foam cells are uneven

Fenómeno do problema

EVA foamed sheet cells 50-500μm, uneven in size

Análise das causas

AC blowing agent unevenly dispersed, dry powder directly added; uneven melt viscosity

Solução

1) Blowing agent masterbatch method; 2) Fully mix EVA; 3) Crosslinking agent masterbatch method; 4) Mold ±2°C

Conclusão principal

Cell uniformity depends on blowing agent dispersion and crosslinking uniformity

EVA foam uneven cells blowing agent masterbatch crosslinking uniformity mold temperature control

Isto foi útil?

0 pessoas acharam isto útil