PRODUCTS
Special-use barium sulfate
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Yuejiang Brand- specially made barium sulfate is produced in advanced production techniques, specially modified, excellent performance, high whiteness and even and narrow distribution of particle size, good dispersibility, super-fine; 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.
1. Main properties and features
Chemical substances | Barium sulphate (BaSO4)/ specially made |
Appearance | white powder |
Packing | 25kg woven bag/ kraft paper bag, 1000kg sack |
Main features | adopt advanced production techniques, specially modified, excellent performance, high whiteness and even and narrow distribution of particle size, good dispersibility, super-fine, super clean etc. |
Range of application | 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. |
2. Quality Index
NO. | Item | Unit | Index | |
Best Quality | First Quality | |||
1 | Barium sulphate content | % | ≥98 | ≥97 |
2 | Dispersibility | % | ≤ 15um | ≤20um |
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¡«9.0 | |
6 | Oil absorption(depend on different fineness) | % g/100g | 15-25 | 15-25 |
7 | fineness (30um)Residue on sieve | % | ≤0.05 | ≤0.1 |
8 | Whiteness | % | 92-95 | 90-93 |
9 | Specific weight | 4.0-4.5 | 4.0-4.5 | |
fineness: 325-mesh, 400-mesh, 600-mesh, 800-mesh, 1250-mesh, 2000-mesh, 3000-mesh, 6000-mesh ,8000-mesh, 12500-mesh, 15000-mesh (Fineness can be custom-made upon client's request) |