Simulation of Material Removal Process in EDM with Composite Tools

Figure 4

Craters of the composite tool under different discharge parameters. (a) Crater in the condition of 20 V, 1.2 A, and 20 μs. (b) Crater in the condition of 20 V, 1.4 A, and 20 μs. (c) Crater in the condition of 25 V, 1.4 A, and 16 μs. (d) Crater in the condition of 30 V, 1.6 A, and 20 μs.

(a)

(b)

(c)

(d)