Table 3.
Mix design of the mortar samples. The amount of sand in all the samples is 1350 ± 5 g; the amount of water in all the samples is 240 ± 0.1 g.
| Test | Sample | Cement (g) | Sample Dosage * | |
|---|---|---|---|---|
| % | (g) | |||
| Samples on fixed dosage | Control | 600 ± 0.1 | None | None |
| CaCO3 | 592.8 ± 0.1 | 1.2 | 7.20 ± 0.01 | |
| CC–CSH-5 | 592.8 ± 0.1 | 1.2 | 7.20 ± 0.01 | |
| CC–CSH-10 | 592.8 ± 0.1 | 1.2 | 7.20 ± 0.01 | |
| CC–CSH-20 | 592.8 ± 0.1 | 1.2 | 7.20 ± 0.01 | |
| Dosage dependence of the favored sample | Control | 600 ± 0.1 | None | None |
| CC–CSH-5 | 598.2 ± 0.1 | 0.3 | 1.80 ± 0.01 | |
| CC–CSH-5 | 596.4 ± 0.1 | 0.6 | 3.60 ± 0.01 | |
| CC–CSH-5 | 592.8 ± 0.1 | 1.2 | 7.20 ± 0.01 | |
| CC–CSH-5 | 588.0 ± 0.1 | 2.0 | 12.00 ± 0.01 | |
*: Compared to total binder mass.