Properties With high main content, narrow size distribution and ultra-fine, high whiteness and low iron content,in ultrafine processing and advanced production technology, barium sulfate has excellent dispersion to make products with particularly superior processing performance. In application process, it has good dispersion and compatibility with other media systems. Without mechanical impurities, it is the product with high quality and superior performance in domestic like products, and can absorb X-rays, γ rays, as well as effectively improve the product surface gloss and surface hardness.Applicationspaints, printing inks, coatings, plastics, rubber, chips, friction plate, ceramics, glass, electronics, cosmeticsetc.This product can be widely used in electronic, plastics, rubber, paintings, coatings, dye, ceramic, glass, cosmetic, medicament and other industries. It is used as materials for reinforcement. dry-up liquids, thixotrope , thickening, rheology control, matting ,filling, anti-blocking ,plate-out, abrasive, and so on.item Product standard Grade A Grade B BaS04%,≥ 98.0 97.0 PH Value 6.5-8.0 6.5-8.0 Moisture,%,≤ 0.20 0.20 Fe % 0.004 0.006 Oil absorption g/100g 15-25 15-25 Water Soluble Matter: 0.20 0.30 Particle Size(Residue on 43µm Sieve):0.10 0.30 Acetic acid Soluble Matter 0.60 1.00