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Table 5 Design of experiments and results

From: Parametric optimization of powder mixed electrical discharge machining for nickel-based superalloy inconel-800 using response surface methodology

Run No. Current (Amp) Ton (μs) Toff (μs) Tool Material Powder MRR (mm3/min) TWR (mm3/min)
1 -1 0 1 0 0 4.353 0.007
2 0 0 0 0 0 17.442 0.133
3 0 0 1 1 0 13.95 1.957
4 0 0 0 -1 -1 17.877 0.17
5 0 0 -1 0 1 17.494 0.143
6 0 1 -1 0 0 20.849 0.144
7 0 0 1 0 1 15.97 0.042
8 0 0 1 -1 0 15.305 0.052
9 -1 0 0 -1 0 4.552 0.022
10 0 0 0 0 0 15.442 0.102
11 0 0 0 0 0 16.442 0.102
12 0 0 0 1 -1 15.297 1.5
13 0 0 -1 1 0 15.636 1.774
14 1 0 -1 0 0 27.601 0.242
15 0 0 -1 -1 0 15.187 0.095
16 1 0 0 0 1 27.766 0.308
17 1 0 1 0 0 27.87 0.018
18 0 1 0 0 -1 22.5 0.031
19 -1 0 0 1 0 4.803 1.524
20 1 0 0 1 0 26.327 1.902
21 0 1 1 0 0 16.398 0.015
22 -1 0 0 0 1 4.812 0.003
23 0 0 0 1 1 16.403 1.697
24 0 1 0 -1 0 17.513 0.075
25 1 -1 0 0 0 19.423 0.182
26 0 0 0 0 0 17.454 0.102
27 0 0 1 0 -1 17.052 0.002
28 -1 0 -1 0 0 4.905 0.006
29 1 0 0 -1 0 27.649 0.2
30 -1 1 0 0 0 5.001 0.005
31 0 -1 -1 0 0 12.398 0.015
32 1 0 0 0 -1 31.352 0.182
33 0 0 0 -1 1 18.121 0.2
34 0 0 0 0 0 17.442 0.103
35 0 -1 0 0 -1 13.293 0.024
36 1 1 0 0 0 35.788 0.277
37 0 1 0 1 0 15.074 1.785
38 0 1 0 0 1 24.426 0.186
39 0 0 0 0 0 17.442 0.013
40 0 0 -1 0 -1 16.772 0.046
41 0 -1 1 0 0 12.196 0.015
42 -1 -1 0 0 0 4.033 0.006
43 0 -1 0 0 1 11.569 0.109
44 0 -1 0 1 0 10.302 1.554
45 0 -1 0 -1 0 11.07 0.242
46 -1 0 0 0 -1 6.514 0.009