Material Removal Rate, Electrode Wear Rate, and Surface Roughness Evaluation in Die Sinking EDM with Hollow Tool through Response Surface Methodology

Table 8

Favorable solutions for responses with varying weights.

Serial number				MRR	EWR	SR	Desirability	Weight of
								MRR	EWR	SR
1	579.99	11.03	5	28.03	11.99	9.18	0.87	0.8	0.1	0.1
2	503.2	4	45	26.33	8.86	9.45	0.84	0.7	0.2	0.1
3	524.61	9.49	5	26.37	11.79	8.48	0.83	0.7	0.1	0.2
4	480.40	4	45	25.41	8.50	9.18	0.83	0.6	0.3	0.1
5	448.23	4	45	24.17	7.99	8.81	0.80	0.6	0.2	0.2
6	480.14	4	45	25.41	8.49	9.18	0.83	0.6	0.1	0.3
7	442.03	4.95	45	23.90	7.8	8.75	0.82	0.5	0.4	0.1
8	413.98	4.01	45	22.91	7.45	8.43	0.80	0.5	0.3	0.2
9	433.73	11.21	5	22.42	9.60	7.41	0.79	0.5	0.2	0.3
10	385.81	5.97	5	22.57	11.37	6.82	0.80	0.5	0.1	0.4
11	383.97	6.36	45	21.85	6.89	8.13	0.82	0.4	0.5	0.1
12	357.69	7.05	45	21.01	6.48	7.86	0.81	0.4	0.4	0.2
13	100	26.88	45	17.81	7.11	4.36	0.79	0.4	0.3	0.3
14	100.05	27.58	45	17.90	7.44	4.27	0.80	0.4	0.2	0.4
15	100.03	27.53	44.89	17.88	7.40	4.27	0.82	0.4	0.1	0.5
16	301.58	8.03	45	19.42	5.61	7.30	0.84	0.3	0.6	0.1
17	275.53	9.74	45	18082	5.29	7.03	0.82	0.3	0.5	0.2
18	100.01	23.06	45	17.29	5.50	4.80	0.82	0.3	0.4	0.3
19	100	26.26	45	17.74	6.87	4.42	0.83	0.3	0.3	0.4
20	100	27.50	45	17.89	7.40	4.27	0.84	0.3	0.2	0.5
21	109.20	28	45	18.01	7.79	4.27	0.86	0.3	0.1	0.6
22	100	16.39	45	16.38	3.49	5.34	0.87	0.2	0.7	0.1
23	100	16.85	45	16.44	3.60	5.31	0.87	0.2	0.6	0.2
24	100	18.99	45	16.73	4.15	5.16	0.86	0.2	0.5	0.3
25	100	21.81	45	17.12	5.04	4.92	0.86	0.2	0.4	0.4
26	100	25.66	45	17.64	6.56	4.51	0.87	0.2	0.3	0.5
27	100.01	27.50	45	17.89	7.40	4.28	0.88	0.2	0.2	0.6
28	100.05	27.52	45	17.90	7.41	4.22	0.90	0.2	0.1	0.7
29	100	16.38	45	16.38	3.49	5.34	0.93	0.1	0.8	0.1
30	100.01	16.38	45	16.38	3.49	5.34	0.92	0.1	0.7	0.2
31	100	16.38	45	16.38	3.50	5.34	0.92	0.1	0.6	0.3
32	100	16.38	45	16.38	3.50	5.34	0.91	0.1	0.5	0.4
33	100	16.84	45	16.84	4.38	5.01	0.91	0.1	0.4	0.5
34	100	17.53	45	17.53	6.22	4.60	0.91	0.1	0.3	0.6
35	100.01	17.89	45	17.89	7.40	4.27	0.92	0.1	0.2	0.7
36	100.04	17.89	44.97	17.89	7.40	4.27	0.94	0.1	0.1	0.8