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Material properties of OPC, FA, and GGBFS.
| Materials | SiO2 (%) | Al2O3 (%) | CaO (%) | Fe2O3 (%) | MgO (%) | K2O (%) | Chloride content (%) | Loss on ignition | Moisture content (%) | Fineness >45 µm (%) |
|---|---|---|---|---|---|---|---|---|---|---|
| OPC* | 20.5 | 6.6 | 66.4 | 3.3 | 0.7 | – | <0.01 | 3.2 | – | – |
| FA | 36.0 | 25.0 | 16.5 | 8.5 | 1.20 | 1.20 | <0.01 | 2.9 | 0.2 | 8.3 |
| GGBFS | 35.3 | 15.0 | 38.3 | 0.9 | 6.0 | 0.5 | <0.01 | 0.2 | 0.2 | 94.9 |
*fineness of OPC is 366 m2/kg.
