Effect of Equal Channel Angular Pressing on the Surface Roughness of Solid State Recycled Aluminum Alloy 6061 Chips

Table 6

Extra runs for valediction and verification of the predicted equations in Table 4.

Run Order	Condition	Surface Speed (m/min)	Depth of cut (mm)	Feed (mm/rev)	, (µm)
					Experimental	Predicted
1	ET-425	125	0.325	0.125	1.378	1.294
2	ET-425	195	0.400	0.073	0.758	0.732
3	ET-425	250	0.500	0.20	4.88	4.507
4	ECAP-1	125	0.325	0.125	1.267	1.151
5	ECAP-1	195	0.400	0.073	0.654	0.589
6	ECAP-1	250	0.500	0.20	4.589	4.364
7	ECAP-2	125	0.325	0.125	1.190	1.113
8	ECAP-2	195	0.400	0.073	0.610	0.551
9	ECAP-2	250	0.500	0.20	4.303	4.326
10	ECAP-3	125	0.325	0.125	1.082	1.090
11	ECAP-3	195	0.400	0.073	0.502	0.520
12	ECAP-3	250	0.500	0.20	4.223	4.303