Research Article
Mechanical and Acoustic Emission Responses of Rock Fragmentation under Disc Cutter Penetration
Table 2
Values of mechanical response at cracking points.
| Rock specimens | Indentation force | Penetration depth | Penetration coefficient K | kN | mm | kN/mm |
| GC5 | 364.26 | 2.906 | 125.35 | GW5 | 286.14 | 4.521 | 63.29 | SC5 | 190.98 | 5.150 | 37.08 | SW5 | 155.76 | 6.290 | 24.76 |
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