Table 1.
Chemical contents of type I cement, according to national standard no. 389 (Tehran Cement).
| Constituent compounds | CaO, % | SiO2, % | Al2O3, % | Fe2O3, % | MgO, % | SO3, % | L.O.I, % | I.R, % |
|---|---|---|---|---|---|---|---|---|
| Measured value | 62.35 | 21.45 | 4.61 | 3.3 | 3.26 | 2.05 | 2.00 | 0.57 |
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