Research Article

Numerical Simulation of Fragment Separation during Rock Cutting Using a 3D Dynamic Finite Element Analysis Code

Figure 9

The variation in the mean peak cutting force with the speed of the conical pick for deferent rock types: (a) sandstone-1, (b) sandstone-2, (c) sandstone-3, and (d) limestone.
(a)
(b)
(c)
(d)