Barium sulfate precipitated performance index  
precipitation barium sulfate is produced in advanced chemical precipitation method, good phisycal properties, low mechnical impurity, even fineness; white powder or paste, non-toxic, insoluble in water, soluble in fuming sulphuric acid, stable chemical property ;can absorb X-ray, and endow the materials with high density and surface finish, therefore widely used in paints, printing ink, coatings, plastics, rubber, chips, friction plate, ceramics, glass, electronics, cosmetics, pharmacy and food etc.