Research Article
Study on the Relationship between Pore Structure and Uniaxial Compressive Strength of Cemented Paste Backfill by Using Air-Entraining Agent
Table 3
Physical parameters of the cement.
| | Chemical component | 3CaO·SiO2 | 2CaO·SiO2 | 3CaO·Al2O3 | 4CaO·Al2O3·Fe2 O3 |
| | Content | 52.8 | 20.7 | 11.5 | 8.8 | | Physical properties | Apparent density (kg/m3) | Packing density (kg/m3) | — | — | | Numerical value | 3100 | 1300 | — | — |
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