Review Article
Application of 3D Printing Technology in the Mechanical Testing of Complex Structural Rock Masses
Table 2
3D printed rock specimens.
| Materials | Specimen | Description of mechanical properties | Failure properties of specimen | Sources |
| Sand-based materials | | Unconfined compressive strength (UCS) at about 20 MPa | | [35] | [36] | Young’s modulus at about 1.8 GPa | [71] | [72] |
| Resin | | Unconfined compressive strength (UCS) at about 80 MPa | | [30, 31] | Young’s modulus at about 1.5 GPa | [67] |
| Gypsum powder | | Unconfined compressive strength (UCS) at about 55 MPa | | [73–76] | Young’s modulus at about 7 GPa |
| Ceramics power | | Unconfined compressive strength (UCS) at about 3 MPa | | [67] | Young’s modulus at about 0.15 GPa | [77] |
| Mixed materials | | Unconfined compressive strength (UCS) at about 55 MPa | | [78] | [79] | Young’s modulus at about 5 GPa | [80] | [81] |
| Polylactic acid (PLA) | | Young’s modulus at about 1.391 GPa | | [37] |
| Acrylonitrile butadiene styrene (ABS) | | MPa-m1/2 | | [64] | J/m2 |
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