Multiobjective Optimization of Milling Parameters for Ultrahigh-Strength Steel AF1410 Based on the NSGA-II Method

Table 7

Results of NSGA-II (only first 30 solutions were taken).

Number of tests	Process parameter				Milling force Ft (N)	Surface roughness Ra (μm)	Material removal rate MRR (mm^3/min)
	(m/min)	fz (mm/z)	ap (mm)	ae (mm)
1	25.12	0.06	5.00	2.00	455.32	0.352	1919
2	17.25	0.03	1.00	0.50	59.10	0.264	32
3	25.12	0.02	5.00	0.50	123.86	0.147	188
4	16.63	0.02	1.00	0.50	61.79	0.258	21
5	25.12	0.06	5.00	2.00	455.32	0.352	1919
6	25.12	0.06	5.00	1.96	451.13	0.352	1882
7	25.12	0.06	5.00	1.18	328.63	0.305	1101
8	25.12	0.06	5.00	1.15	315.81	0.295	1034
9	25.12	0.06	5.00	0.56	190.92	0.198	505
10	25.11	0.05	5.00	0.60	196.72	0.203	528
11	24.49	0.06	1.00	0.73	121.85	0.296	135
12	25.12	0.03	5.00	0.50	126.05	0.148	209
13	25.12	0.05	5.00	0.65	206.82	0.212	566
14	25.12	0.06	4.97	1.02	297.79	0.283	941
15	25.12	0.03	5.00	0.50	129.29	0.149	245
16	25.11	0.05	4.99	2.00	430.78	0.333	1741
17	24.48	0.04	1.15	0.57	86.28	0.251	80
18	25.09	0.06	5.00	1.52	392.49	0.341	1457
19	25.12	0.06	5.00	0.95	278.76	0.270	863
20	25.12	0.05	5.00	0.64	204.38	0.210	557
21	25.12	0.04	5.00	0.50	136.58	0.153	294
22	25.12	0.06	5.00	0.81	256.17	0.253	764
23	25.12	0.06	5.00	0.93	275.79	0.267	850
24	25.12	0.06	5.00	0.96	281.36	0.272	875
25	25.12	0.06	5.00	0.53	181.75	0.190	472
26	25.12	0.06	5.00	0.94	283.35	0.274	884
27	25.12	0.06	5.00	0.75	233.95	0.234	673
28	25.12	0.06	5.00	1.35	349.01	0.314	1204
29	24.60	0.06	1.00	0.56	95.74	0.275	103
30	25.09	0.06	5.00	1.49	381.39	0.334	1390