Table 1.
Chemical composition of used fly ash.
| Constituents | SiO2 | Fe2O3 | Al2O3 | CaO | MgO | f-CaO | SO3 | TiO2 | LOI* |
|---|---|---|---|---|---|---|---|---|---|
| Weight (%) | 60.98 | 6.7 | 24.47 | 4.9 | 0.68 | 0.58 | 0.52 | < 0.1 | 1.86 |
*Loss of ignition.
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