Specifications
barium sulphate | Blanc Fixe
high whiteness and purity
particle size:40um-0.5um
OEM service
Yuejiang Brand- super-fine barium sulfate is produced with advanced production techniques, processed with physical 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.
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 | % | ≤0.3 | ≤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 | 10-30 |
7 | Fe content | % | ≤0.003 | ≤0.05 |
8 | Whiteness | % | 92-96 | 90-94 |
fineness: 325-mesh, 1250-mesh, 3000-mesh, 6000-mesh (Fineness can be custom-made upon client's request) | ||||
