Silica fume
| NO | ITEM | STANDARD |
| 1 | Silicon Dioxide(Sio2)amorphous(%) | >85% |
| 2 | Moisture(%) | <=1.5% |
| 3 | Loss on lgnition(LOl%) | <=3% |
| 4 | Al2O3(%) | 0.45% |
| 5 | Fe2O3(%) | 0.5% |
| 6 | MgO(%) | 1% |
| 7 | K2O | 0.85% |
| 8 | C(%) | 1.8% |
| 9 | Available alkalis(Na2O equibalent,%) | 0.65% |
| 10 | CL(%) | 0.09% |
| 11 | Water requirement ratio(%) | <=115% |
| 12 | Retained on 45micron sieve(%) | <=8% |
| 13 | Specific surface(m2/gram) | 15-27m2/g |
| 14 | Bulk Density | 200-720KG/M3 |
| 15 | Pozzolanic Activity Index(%) | 105%@7D 87%@28D |
信息
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