Research Article
Effects of Nano-TiO2 on the Toughness and Durability of Cement-Based Material
Table 3
Tensile and flexural strengths of mortars with different dosages of NT.
| | Sample designation/nano-TiO2 dosage (%) | Tensile strength (MPa)/increase rate (%) | Flexural strength (MPa)/increase rate (%) | | 3 days | 28 days | 90 days | 3 days | 28 days | 90 days |
| | M0/0 | 1.05 ± 0.02/0 | 3.36 ± 0.12/0 | 5.60 ± 0.21/0 | 2.82 ± 0.11/0 | 4.42 ± 0.17/0 | 6.28 ± 0.29/0 | | M1/1 | 1.35 ± 0.03/28.6 | 4.95 ± 0.23/47.3 | 7.01 ± 0.32/25.2 | 4.28 ± 0.18/51.8 | 6.71 ± 0.29/51.8 | 8.19 ± 0.34/30.4 | | M2/2 | 1.39 ± 0.04/32.3 | 5.35 ± 0.22/59.2 | 7.23 ± 0.29/29.1 | 4.34 ± 0.21/53.9 | 6.88 ± 0.32/55.7 | 8.57 ± 0.31/36.5 | | M3/3 | 1.59 ± 0.06/51.4 | 5.65 ± 0.19/68.2 | 7.65 ± 0.35/36.6 | 4.56 ± 0.12/61.7 | 7.12 ± 0.27/61.9 | 9.05 ± 0.25/44.1 | | M4/4 | 1.31 ± 0.02/24.8 | 4.66 ± 0.15/38.7 | 6.66 ± 0.14/18.9 | 3.62 ± 0.08/28.4 | 5.77 ± 0.12/30.5 | 7.56 ± 0.22/20.4 | | M5/5 | 1.30 ± 0.02/23.7 | 4.63 ± 0.21/37.8 | 6.61 ± 0.22/18.0 | 3.61 ± 0.05/28.0 | 5.76 ± 0.15/30.3 | 7.43 ± 0.19/18.3 |
|
|
