Science – Society – Technology
Sandstone | Granite | |||
---|---|---|---|---|
Untreated | After treatment | Untreated | After treatment | |
Removal rate [mm3/min] | 9.97 | 14.25 | 0.046 | 1.362 |
Wear rate [mm3/min] | \(5.57\times 10^{-4}\) | \(1.43\times 10^{-4}\) | 0.015 | 0.028 |
Performance ratio [−] | \(1.79\times 10^{4}\) | \(9.96\times 10^{4}\) | 3.09 | 48.99 |
Specific energy [J/mm3] | 0.44 | 0.29 | 54.64 | 2.62 |