Research Article
Study on Strength and Microstructure of Cement-Based Materials Containing Combination Mineral Admixtures
Table 2
Physical properties of limestone powder.
| | 45 μm sieving residue (%) | Specific surface (m2/kg) | Water demand ratio (%) | Density (g/cm3) | Activity index | | 7 d | 28 d |
| | 16.0 | 457.9 | 98 | 2.69 | 64.1 | 69.0 |
|
|
