Research Article
Application of Digital Image Correlation Technique for the Damage Characteristic of Rock-like Specimens under Uniaxial Compression
Table 1
Proportion and mechanical parameters of the sample.
| | Number | A (%) | B (%) | C (%) | D (MPa) | Density (gcm3) | UCS (MPa) | E (GPa) | (MPa) | Poisson’s ratio | Brittleness (%) |
| | S1 | 20 | 25 | 8 | 6.0 | 2.07 | 2.63 | 3.06 | 0.19 | 0.17 | 7.2 | | S2 | 35 | 25 | 6 | 4.0 | 2.18 | 2.31 | 2.87 | 0.17 | 0.15 | 7.3 | | S3 | 30 | 20 | 8 | 2.0 | 2.04 | 2.14 | 6.26 | 0.15 | 0.19 | 7.0 | | Field sandstone | 2.32 | 27.5 | 35.31 | 1.93 | 0.21 | 7.0 |
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