No. | Type of specimen | Impact velocity (m/s) | Impact energy (kJ) | Result |
---|---|---|---|---|
1 | Without pumice (Basic specimen) | 64 | 5.4 | Deformed but not penetrated |
2 | 86 | 9.8 | ||
3 | 90 | 10.6 | ||
4 | 101 | 13.5 | ||
5 | With pumice (pumice-containing specimen) | 83 | 9.2 | |
6 | 84 | 9.4 | ||
7 | 87 | 10.1 | ||
8 | 91 | 11.0 | ||
9 | 91 | 11.0 |