China Gas Phase Silica Hydrated White Carbon Black Powder, Find details about China Gas Phase Silica Hydrated White Carbon Black Pow, White Carbon Black Powder from Gas Phase Silica Hydrated White Carbon Black Powder
NO. | Items | Specifications |
1. | SiO2 content, dry basis, % | 98% min |
2. | Whiteness, % | 100 min |
3. | Particle Size, μ m | 24.0-32.0 μ m |
4. | PH value | 6.7-7.1 |
5. | 105° C. 2h (105° C drying loss, %) | 4.0-7.0% max |
6. | 1000° C. 2h (Loss on ignition, %) | 7.0% max |
7. | BET (specific surface area, m2/g) | 170-230 m2/g |
8. | DBP absorption value | 2.10-2.50 cm³ /g |
9. | Na2SiO4 | 0.8% |
10. | SO42- content, % | 0.5 max |
11. | Total iron content, mg/kg | 300 max |