Table 8 Initial and optimal parameter setting level.
Initial parameter setting | Optimal parameter settings | Error % | ||
|---|---|---|---|---|
Prediction | Experimental | |||
Level | A1B1C1D1E1 | A1B2C3D3E3 | A1B2C3D3E3 | |
Specific Wear Rate (× 10–5 mm3/N-m) | 3.942 | 3.26 | 3.338 | 2.33 |
Coefficient of friction | 0.372 | 0.141 | 0.154 | 8.4 |
GFG | 0.854 | 0.826 | 2.8 | |