Research Article
Concrete with Improved Chloride Binding and Chloride Resistivity by Blended Cements
Table 2
Chemical composition of tested cements (m%) (data provided by Duna-Dráva Cement Ltd., HeidelbergCement Group).
| | Chemical analysis | Free lime | Insoluble residue | Blaine surface | LOI | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | SO3 | K2O | Cl | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (cm2/g) |
| CEM I 42,5 N | 2.64 | 20.11 | 5.15 | 3.34 | 62.82 | 2.48 | 2.99 | 0.05 | 0.015 | 0.66 | 0.33 | 3337 | CEM II/B-M (V-L) 32,5 R | 5.43 | 24.82 | 7.41 | 5.04 | 53.57 | 2.42 | 3.03 | 0.67 | 0.011 | 0.52 | 9.76 | 4152 | CEM II/B-S 32,5 R | 2.48 | 23.93 | 5.83 | 2.56 | 56.92 | 4.2 | 2.99 | 0.53 | 0.014 | 0.48 | 0.44 | 3594 | CEM III/A 32,5 N | 2.313 | 25.54 | 6.12 | 2.073 | 52.2 | 5.258 | 3.107 | 0.517 | 0.015 | 0.48 | 0.57 | 3505.4 | CEM III/B 32,5 N-S | 1.157 | 29.91 | 6.69 | 1.518 | 46.97 | 7.202 | 3.36 | 0.533 | 0.010 | 0.26 | 0.6 | 4142.8 |
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