Table 7.
Mechanical characterization results: Young’s modulus, ultimate strength, ultimate strain, and impact strength.
| Injected Samples | Young’s Modulus | Ultimate Strength | Ultimate Strain | Impact Strength |
|---|---|---|---|---|
| (MPa) | (MPa) | (%) | (KJ/m2) | |
| 0%PR | 2654 ± 77 | 56 ± 2.3 | 2.6 ± 0.1 | 18 ± 2.2 |
| 10%PR | 3038 ± 140 | 51 ± 2.1 | 2.2 ± 0.1 | 17 ± 1.2 |
| 30%PR | 3762 ± 250 | 51 ± 1.8 | 1.8 ± 0.1 | 14 ± 1.0 |
| Samples printed Simultaneously | ||||
| 0%PR | 2400 ± 22 | 42 ± 2.1 | 2.3 ± 0.2 | 14 ± 0.6 |
| 10%PR | 3140 ± 78 | 51 ± 1.6 | 2.1 ± 0.1 | 16 ± 1.2 |
| 30%PR | 3100 ± 92 | 30 ± 2.7 | 1.3 ± 0.3 | - |
| Samples printed Sequentially | ||||
| 0%PR | 2440 ± 16 | 46 ± 1.9 | 2.4 ± 0.1 | 14 ± 1.7 |
| 10%PR | 3230 ± 60 | 51 ± 2.2 | 2.0 ± 0.2 | 15 ± 0.6 |
| 30%PR | 3100 ± 90 | 34 ± 2.5 | 1.4 ± 0.3 | 8 ± 0.5 |