Material Drying
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PPS blistering (thermal blistering)
Fenómeno do problema
PPS products blister on the surface during high-temperature use or welding.
Análise das causas
Moisture or volatiles not completely removed during processing vaporize and blister in subsequent high-temperature use.
Solução
Thoroughly dry PPS material; vacuum bake after molding to remove residues.
Conclusão principal
PPS blistering is a latent defect that needs prevention.
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