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Chemical composition (weight %) of the metakaolin BASF MetaMax® and sodium silicate solution used in this paper.
| Compound | Metakaolin | Sodium Silicate |
|---|---|---|
| SiO2 | 52.2 | 27.40 |
| Al2O3 | 45.1 | - |
| Na2O | 0.22 | 8.15 |
| K2O | 0.15 | - |
| TiO2 | 1.75 | - |
| Fe2O3 | 0.42 | - |
| CaO | 0.04 | - |
| MgO | 0.04 | - |
| P2O5 | 0.08 | - |
| H2O | - | 64.45 |
