Research Article
Comparative Study of Strength and Corrosion Resistant Properties of Plain and Blended Cement Concrete Types
Table 2
Chemical composition of cements.
| Constituent | Weight/(%) | OPC | PPC | PSC |
| SiO2 | 21.0 | 32.0 | 31.0 | Al2O3 | 5.50 | 10.0 | 10.5 | Fe2O3 | 4.60 | 5.50 | 2.80 | CaO | 63.0 | 44.0 | 47.0 | MgO | 0.60 | 1.50 | 3.90 | SO3 | 2.60 | 2.60 | 2.60 | LOI | 2.70 | 4.40 | 2.70 |
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