... (YS): Pharmaceutical tablets, sugar-coated, talcum powder and Chinese medicine prescriptions, food additives, isolation agent. ( ... for polypropylene, nylon, PVC, polyethylene, polystyrene plastic and polyester, and other types of fillers. (6) Rubber-(AJ ... TC): used in the manufacture of porcelain, ceramic radio, industrial ceramics, architectural ceramics, and ceramics for daily use, such as enamel ...