GBFS is the glassy byproduct obtained by rapidly quenching molten blast furnace slag in water. It exhibits excellent latent hydraulic properties, making it prime cement feedstock.
| Quality Parameter | Guaranteed Range / Value |
|---|---|
| Glass Content (X-Ray) | 95% Min |
| Chemical Activity Index | 1.0 Min |
| Moisture Content | 8.0% - 12.0% Max |
| Bulk Density (Loose) | 1.0 - 1.1 g/cm³ |
| Calcium Oxide (CaO) | 38.0% - 41.0% |
| Silicon Dioxide (SiO2) | 32.0% - 35.0% |
| Aluminium Oxide (Al2O3) | 11.0% - 14.0% |
| Physical Sizing | 0mm - 5mm granular |
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