Research Article
Evaluation of Parameters Affecting Magnetic Abrasive Finishing on Concave Freeform Surface of Al Alloy via RSM Method
Table 3
Coded values of experiment input factors.
| Factors | | | 0 | 1 | |
| Amount of powder, (gr) | 0.35 | 0.7 | 1.05 | 1.4 | 1.75 | Gap, (mm) | 0.5 | 1 | 1.5 | 2 | 2.5 | Feed rate, (mm/min) | 10 | 20 | 30 | 40 | 50 | Rotational speed, (rpm) | 100 | 600 | 1100 | 1600 | 2100 |
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