Table 2 Average peak compressive strength and compressive toughness index (CTI).
Fiber dosage (kg/m3) | Property | Room temperature | 150 °C | 200 °C | 300 °C |
|---|---|---|---|---|---|
0 | Strength (MPa) | 55.2 (0.7) | 54.2 (1.2) | 48.6 (2.4) | 42.3 (1.4) |
CTI (×10−3) | 5.3 (0. 08) | 4.3 (0. 05) | 4.1 (0. 1) | 4.3 (0. 05) | |
4 | Strength (MPa) | 55.7 (1.8) | 53.3 (1.6) | 52.4 (0.7) | 48.7 (2.1) |
CTI (×10−3) | 10.3 (0. 06) | 8.4 (0. 05) | 7.6 (0. 04) | 6.8 (0. 04) | |
5 | Strength (MPa) | 56.8 (1.4) | 55.1 (1.8) | 54.3 (1.2) | 50.4 (2.3) |
CTI (×10−3) | 14.2 (0. 03) | 10.2 (0. 09) | 9.4 (0. 07) | 8.7 (0. 06) | |
6 | Strength (MPa) | 57.5 (0.9) | 56.2 (2.2) | 55.4 (2.1) | 51.3 (3.1) |
CTI(×10−3) | 18.3 (0. 02) | 14.2 (0. 06) | 11.8 (0. 08) | 9.4 (0. 09) |