... us Brand NamePlace of OriginStandardxinxinZhejiang China ( mainland)SGSAbout plastic ball Product namePlastic ballMaterial POM(Delrin),NYLON,ABS,AS,PP, ... .,The most common applications include plastic bearings and rollers, ball bearings for furniture, micro-pumps for sprays, dispensers, ... strength. It also has a high resistance to heat distortion and has a highly polished finish.Polyurethane Balls(PUR) ...