Calculation and Estimation of Surface Roughness and Energy Consumption in Milling of 6061 Alloy

Table 4

Experimental energy consumption results and S/N ratios.

Exp. no	V (m/min)	F (mm/rev)	DOC (mm)	Cm	Pcutting S (W)	Pcutting S—S/N ratio (dB)	SEC S (J)	SEC S—S/N ratio (dB)
1	60	0.10	0.5	1	7.89	−17.9402	242.80	−47.7051
2	60	0.15	1.0	1	15.78	−23.9608	81.43	−38.2161
3	60	0.20	1.5	2	118.33	−41.4620	41.96	−32.4574
4	60	0.25	2.0	2	23.67	−27.4826	24.33	−27.7230
5	120	0.10	1.0	2	457.55	−53.2088	37.39	−31.4558
6	120	0.15	0.5	2	173.55	−44.7887	44.21	−32.9098
7	120	0.20	2.0	1	1356.87	−62.6508	12.96	−22.2540
8	120	0.25	1.5	1	1135.99	−61.1075	12.90	−22.2094
9	180	0.10	1.5	1	1388.43	−62.8505	20.61	−26.2806
10	180	0.15	2.0	1	1735.54	−64.7887	11.52	−21.2310
11	180	0.20	0.5	2	694.21	−56.8299	23.43	−27.3965
12	180	0.25	1.0	2	1609.32	−64.1328	13.23	−22.4304
13	240	0.10	2.0	2	2295.64	−67.2181	17.01	−24.6160
14	240	0.15	1.5	2	2208.86	−66.8834	14.85	−23.4324
15	240	0.20	1.0	1	1672.43	−64.4669	14.65	−23.3141
16	240	0.25	0.5	1	883.55	−58.9246	18.50	−25.3420