[Retracted] Influence of Metallic Particles on Properties of Aluminium Composites through Taguchi Technique

Table 7

L₂₇ orthogonal arrangement considered by Taguchi.

Ex. no	A	B	C	D	Wear loss (gm)	S/N ratio (db)	Friction coefficient	S/N ratio (db)
1	3	15	1250	250	0.0050	46.0206	0.6984	3.11792
2	3	15	1750	350	0.0062	44.1522	0.7632	2.34723
3	3	15	2250	450	0.0058	44.7314	0.7585	2.40089
4	3	20	1250	350	0.0048	46.3752	0.6755	3.40749
5	3	20	1750	450	0.0059	44.5830	0.7764	2.19829
6	3	20	2250	250	0.0102	39.8280	0.7653	2.32337
7	3	25	1250	450	0.0059	44.5830	0.6958	3.15031
8	3	25	1750	250	0.0091	40.8192	0.6859	3.27478
9	3	25	2250	350	0.0140	37.0774	0.7625	2.35520
10	6	15	1250	350	0.0061	44.2934	0.5582	5.06420
11	6	15	1750	250	0.0069	43.2230	0.5826	4.69259
12	6	15	2250	250	0.0108	39.3315	0.6831	3.31031
13	6	20	1250	350	0.0073	42.7335	0.6101	4.29198
14	6	20	1750	250	0.0090	40.9151	0.6913	3.20667
15	6	20	2250	450	0.0124	38.1316	0.6685	3.49797
16	6	25	1250	250	0.0092	40.7242	0.6861	3.27225
17	6	25	1750	350	0.0121	38.3443	0.6586	3.62757
18	6	25	2250	450	0.0135	37.3933	0.7952	1.99047
19	9	15	1250	450	0.0043	47.3306	0.3249	9.76501
20	9	15	1750	250	0.0068	43.3498	0.5604	5.03004
21	9	15	2250	350	0.0125	38.0618	0.5826	4.69259
22	9	20	1250	250	0.0118	38.5624	0.4624	6.69964
23	9	20	1750	350	0.0142	36.9542	0.4363	7.20430
24	9	20	2250	450	0.0137	37.2656	0.4769	6.43145
25	9	25	1250	350	0.0118	38.5624	0.4658	6.63601
26	9	25	1750	450	0.0170	35.3910	0.5626	4.99601
27	9	25	2250	250	0.0178	34.9916	0.4649	6.65281