... About us Brand NamePlace of OriginStandardxinxinZhejiang China ( mainland)SGSAbout plastic ball Product namePlastic ballMaterial POM(Delrin),NYLON,ABS,AS, ... photographic and pharmaceutical equipment, computers, conditioning and automation equipment, photocopiers and equipment for the industry.,.Plastic Balls have low friction ... used to temperatures of 140°F (60° C). plastic toy ball ( SGS approved )