Mechanical properties of the EP samples.
| Sample | Elastic modulus (MPa) | Tensile strength (MPa) | Flexural modulus (MPa) | Flexural strength (MPa) | Elongation at break (%) | K IC (MPa m−1/2) | Impact strength (KJ m−2) |
|---|---|---|---|---|---|---|---|
| EP | 2378.1 ± 45 | 65.6 ± 1.5 | 2947.8 ± 9.6 | 93.6 ± 0.1 | 3.66 ± 0.05 | 1.97 ± 0.12 | 18.39 ± 1.2 |
| EP/VAD-2.5 | 2957.7 ± 51 | 80.7 ± 1.3 | 2963.0 ± 27.2 | 94.5 ± 0.5 | 6.38 ± 0.04 | 3.52 ± 0.09 | 30.51 ± 0.9 |
| EP/VAD-5 | 2971.6 ± 44 | 70.1 ± 1.9 | 3060.7 ± 32.1 | 100.7 ± 0.7 | 3.75 ± 0.05 | 2.82 ± 0.13 | 25.78 ± 1.0 |
| EP/VAD-7.5 | 3150.0 ± 53 | 66.0 ± 1.7 | 3214.6 ± 32.6 | 108.3 ± 0.7 | 3.11 ± 0.06 | 2.31 ± 0.15 | 19.91 ± 1.4 |