Research Article
Study of Impact Dynamic Characteristics and Damage Morphology of Layered Rock Mass
Table 3
Gray sandstone HJC model parameters.
| | (kg·m-3) | (GPa) | | | | |
| | 2416 | 5.16 | 0.32 | 1.76 | 0.0127 | 0.79 | | (MPa) | (MPa) | (MPa) | | (GPa) | | | 88.3 | 8.7 | 29.4 | 0.0034 | 0.8 | 0.08 | | | (GPa) | (GPa) | (GPa) | | | 0.013 | 1.0 | 81 | -91 | 89 | 0.04 |
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