Crastin S620F20 BK851
Crastin S620F20 BK851 DuPont Engineering Polymers PBT is an unreinforced, nucleated, medium viscosity, black polybutylene terephthalate resin for fast injection molding.
聚对苯二甲酸丁二醇酯,又名聚对苯二甲酸四次甲基酯。与PET一起统称为热塑性聚酯。用于电子电气,汽车和机械设备等。