Table 5.
Cement composite durability testing results.
| Penetration Resistance | Frost Resistance * | Carbonation Depth (mm) | |||||
|---|---|---|---|---|---|---|---|
| Osmotic Pressure (MPa) | Seepage Height (mm) | m0 (g) | mloss (g) | p (%) | 7 day | 28 day | |
| S1 | 3.6 | 14.3 | 9843 | 0.15 | 73.6 | 3.2 | 4.6 |
| S2 | 3.6 | 8.3 | 9831 | 0.08 | 88.5 | 1.7 | 1.69 |
| S3 | 3.6 | 5.1 | 9837 | 0.01 | 94.8 | 0.3 | 0.6 |
| S4 | 3.6 | 4.6 | 9856 | 0.01 | 95.7 | 0.3 | 0.5 |
| S5 | 3.6 | 3.8 | 9678 | 0.01 | 96.8 | 0.3 | 0.4 |
* m0: Sample mass before freeze–thaw experiments. mloss: Sample mass after 100 freeze–thaw cycles. p: The retention rate of the relative dynamic elasticity modulus after 100 freeze–thaw cycles.