Yuejiang Brand- super-fine barium sulfate is produced with advanced production techniques, processed with phiscal and chemical means, has good whiteness, high purity dispersibility and compatibility; 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.
| NO. |
Item |
Unit |
Index |
| Superfine BaSO4 |
Precipitated BaSO4 |
| 1 |
Barium sulfate content |
% |
≥98 |
≥98 |
| 2 |
105 C volatile matter |
% |
≤0.3 |
≤0.3 |
| 3 |
Water solubles content |
% |
≤0.3 |
≤0.2 |
| 4 |
Water content |
% |
≤0.15 |
≤0.15 |
| 5 |
pH-value of aqueous suspension |
|
6.5-8.0 |
6.5-8.0 |
| 6 |
Oil absorption(depend on different fineness) |
% g/100g |
10-30 |
10-30 |
| 7 |
Fe content |
% |
≤0.003 |
≤0.002 |
| 8 |
Whiteness |
% |
92-96 |
95-98 |
| fineness: 325-mesh, 1250-mesh, 3000-mesh, 6000-mesh (Fineness can be custom-made upon client's request) |
Audited Supplier 
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