Research Article
Dynamic Indentation Characteristics for Various Spacings and Indentation Depths: A Study Based on Laboratory and Numerical Tests
Table 1
Main mechanical parameters of the rock samples.
| | Mechanical parameters | Density (g/cm3) | Elastic modulus (GPa) | Poisson’s ratio | Uniaixial compression strength (MPa) | Tensile strength (MPa) | Friction angle (°) |
| | Value | 2.5 | 17.1 | 0.25 | 29.5 | 9.2 | 41.6 |
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