Research Article
Runoff Purification Effects of Permeable Concrete Modified by Diatomite and Zeolite Powder
Table 2
Properties of ordinary Portland cement.
| | Main chemical components (%) | Setting time (min) | Density (g/cm3) | Fineness (80 μm, %) | | CaO | SiO2 | Al2O3 | Fe2O3 | SO3 | MgO | Initial | Final |
| | 66.06 | 19.00 | 5.50 | 4.80 | 2.70 | 1.94 | 123 | 235 | 3.05 | 3.50 |
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