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