Polystyrene foamed plastic and polyurethane hard foam is the influence of the thermal insulation system of fire prevention safety factors of the functioning of the hub.
聚苯乙烯泡沫塑料和聚氨酯硬质泡沫是影响外保温体系防火安全机能的枢纽因素。
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You can also make PVC foam board, PVC ceiling, PVC pipes, PVC baseboard and threading pipe, cable insulation, plastic doors and windows, plastic bags and so on.