Yuejiang Brand
Super-fine barium sulfateis 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 |
|
|
|
First Quality |
Qualifier |
| 1 |
Barium sulphate content |
% |
≥ 98 |
≥ 95 |
| 2 |
105 ° C volatile matter |
% |
≤ 0.3 |
≤ 0.5 |
| 3 |
Water solubles content |
% |
≤ 0.2 |
≤ 0.5 |
| 4 |
Water content |
% |
≤ 0.15 |
≤ 0.15 |
| 5 |
pH-value of aqueous suspension |
|
6.5-8.0 |
6.5 - 8.5 |
| 6 |
Oil absorption(depend on different fineness) |
% g/100g |
10-30 |
18 |
| 7 |
Fe content |
% |
≤ 0.003 |
0.0015 |
| 8 |
Whiteness |
% |
92-96 |
90-94 |
Audited Supplier 
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