Review Article
Cement Types, Composition, Uses and Advantages of Nanocement, Environmental Impact on Cement Production, and Possible Solutions
Table 2
Composition of components as wt.% used to make different types of cements.
| Component | Portland cement | Siliceous fly ash | Calcareous cement | Slag cement | Fume silica |
| SiO2 | 21.9 | 52.0 | 35.0 | 35.0 | 85–97 | Al2O3 | 6.9 | 23.0 | 18.0 | 12.0 | 0 | Fe2O3 | 3.9 | 11.0 | 6.0 | 1.0 | 0 | CaO | 63.0 | 5.0 | 21.0 | 40.0 | <1 | MgO | 2.5 | 0 | 0 | 0 | 0 | SO3 | 1.7 | 0 | 0 | 0 | 0 | SSA (m2·g−1) | 0.37 Blaine | 0.42 Blaine | 0.42 Blaine | 0.40 Blaine | 15–30 BET | SG | 3.15 | 2.38 | 2.65 | 2.94 | 2.22 |
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SSA = specific surface area; SG = specific gravity. Adapted from [ 13– 15]. |