Research Article
The Influence of Calcium Chloride Salt Solution on the Transport Properties of Cementitious Materials
Table 2
Properties of ordinary Portland cements (OPC).
| | Item | Percent by mass (%) | | Type I | Type V |
| | Silicon dioxide (SiO2) | 19.43 | 21.3 | | Aluminum oxide (Al2O3) | 5.39 | 2.6 | | Ferric oxide (Fe2O3) | 3.18 | 4.2 | | Calcium oxide (CaO) | 63.45 | 63.2 | | Magnesium oxide (MgO) | 2.97 | 4.5 | | Sulfur trioxide (SO3) | 3.38 | 2.8 | | Loss on ignition | 0.88 | 1.20 | | Sodium oxide | 0.35 | NA | | Potassium oxide | 0.77 | NA | | Free lime | NA | 0.38 | | Insoluble residue | 0.25 | 0.18 | | Total equivalent alkali as Na2O | 0.86 | 0.21 | | Tricalcium silicate (C3S) | 60 | 64 | | Dicalcium silicate (C2S) | 10 | 13 | | Tricalcium aluminate (C3A) | 9 | 0 | | Tetracalcium aluminoferrite (C4AF) | 10 | 13 |
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