Table 1.
Chemical composition of Ordinary Portland Cement (OPC).
| Contents | CaO | SiO2 | SO3 | Al2O3 | Fe2O3 | Insoluble Residue | Loss on Ignition |
|---|---|---|---|---|---|---|---|
| (%) | 64.90 | 21.49 | 0.70 | 4.21 | 3.50 | 1.10 | - |
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