| Experimental group | Water-solid ratio | Mass percentage of fly ash in the cement (%) | Mass percentage of clay in the cement (%) | Mass percentage of quicklime in the cement (%) | Mass percentage of Na2SO4 in the cement (%) | Initial maxing viscosity(s) | Bulk density (G/cm3) |
Concretion ratio (%) |
Water-liberating rate (%) |
Setting time(h:min) | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | Initial setting | Final setting | |||||
| 1 | 0.5:1 | 25 | 20 | 3 | 5 | - | 1.80 | 99.3 | 0.5 | 6:35 | 12:25 |
| 2 | 1.0:1 | 45 | 10 | 3 | 3 | 22 | 1.43 | 87.5 | 13.0 | 20:45 | 31:15 |
| 3 | 0.8:1 | 45 | 20 | 5 | 7 | 31 | 1.53 | 93.3 | 4.2 | 13:15 | 23:05 |
| 4 | 1.5:1 | 25 | 10 | 5 | 1 | 20 | 1.32 | 71.8 | 30.5 | 31:15 | 48:35 |
| 5 | 0.5:1 | 35 | 10 | 7 | 7 | - | 1.80 | 98.3 | 1.0 | 7:0 | 12:15 |
| 6 | 1.0:1 | 15 | 20 | 7 | 1 | 25 | 1.44 | 86.3 | 7.0 | 19:35 | 30:05 |
| 7 | 0.8:1 | 15 | 10 | 2 | 5 | 32 | 1.58 | 95.0 | 4.2 | 11:45 | 20:55 |
| 8 | 1.5:1 | 35 | 20 | 2 | 3 | 18 | 1.32 | 66.3 | 43.6 | 31:05 | 48:10 |
| 9 | 0.5:1 | 15 | 25 | 5 | 3 | - | 1.80 | 99.5 | 0.2 | 7:30 | 12:50 |
| 10 | 1.0:1 | 35 | 15 | 5 | 5 | 23 | 1.45 | 88.3 | 15.1 | 19:05 | 29:15 |
| 11 | 0.8:1 | 35 | 25 | 3 | 1 | 29 | 1.50 | 93.3 | 3.1 | 12:30 | 21:45 |
| 12 | 1.5:1 | 15 | 15 | 3 | 7 | 20 | 1.32 | 68.8 | 37.4 | 30:45 | 47:55 |
| 13 | 0.5:1 | 45 | 15 | 2 | 1 | - | 1.79 | 98.8 | 1.0 | 7:35 | 13:10 |
| 14 | 1.0:1 | 25 | 25 | 2 | 7 | 24 | 1.43 | 91.3 | 5.1 | 20:15 | 31:05 |
| 15 | 0.8:1 | 25 | 15 | 7 | 3 | 33 | 1.56 | 93.3 | 2.5 | 12:05 | 21:15 |
| 16 | 1.5:1 | 45 | 25 | 7 | 5 | 18 | 1.34 | 72.0 | 30.5 | 31:25 | 49:10 |