Influence of Coated Electrode in Nanopowder Mixed EDM of Al–Zn–Mg–Si₃N₄ Composite

Table 5

Experimental run order.

Exp run	Materialofelectrode	Current(A)	Voltage(V)	Pulseontime(µs)	Capacitance(nF)
1	Brass	3	25	20	3
2	Brass	3	50	40	6
3	Brass	3	75	60	9
4	Brass	6	25	20	6
5	Brass	6	50	40	9
6	Brass	6	75	60	3
7	Brass	9	25	40	3
8	Brass	9	50	60	6
9	Brass	9	75	20	9
10	Nickel-coated brass	3	25	60	9
11	Nickel-coated brass	3	50	20	3
12	Nickel-coated brass	3	75	40	6
13	Nickel-coated brass	6	25	40	9
14	Nickel-coated brass	6	50	60	3
15	Nickel-coated brass	6	75	20	6
16	Nickel-coated brass	9	25	60	6
17	Nickel-coated brass	9	50	20	9
18	Nickel-coated brass	9	75	40	3