Table 2.
Results of flexural impact tests on sandwich composite beams.
| ID | Drop Height | Potential Energy [39] | Strain Rate [39] | Max Impact Force | Flexural Strength | Deflection at Max Force | Max Deflection |
Toughness |
|---|---|---|---|---|---|---|---|---|
| mm | J | sec−1 | N | MPa | mm | mm | J | |
| TRC-AAC-A | 75 | 10.4 | 5 | 1690 | 7.2 | 1.52 | 12.8 | 8.77 |
| 150 | 20.9 | 1 | 2117 | 9.3 | 3.96 | 14.42 | 25.82 | |
| TRC-FRAC-A | 75 | 10.4 | 0.6 | 1946 | 8.1 | 1.12 | 9.89 | 9.75 |
| 150 | 20.9 | 18 | 1653 | 6.7 | 0.77 | 19.3 | 16.95 | |
| TRC-AAC-B | 75 | 10.4 | 0.1 | 2363 | 2.5 | 1.88 | 1.90 | 3.22 |
| 150 | 20.9 | 0.7 | 3213 | 3.7 | 3.86 | 4.05 | 8.26 | |
| 300 | 41.8 | 3.1 | 3112 | 3.5 | 5.20 | 7.85 | 19.3 | |
| TRC-FRAC-B | 75 | 10.4 | 0.2 | 2137 | 2.3 | 1.03 | 2.52 | 4.51 |
| 150 | 20.9 | 0.5 | 2886 | 3.2 | 3.15 | 3.27 | 6.87 | |
| 300 | 41.8 | 3.0 | 3442 | 3.9 | 6.05 | 8.02 | 20.6 |