Experimental Analysis on Tribological Characteristics of AZ60A/Gr/BN Magnesium Composites

Table 3

Design of experiments using L27 (orthogonal array).

Ex. no.	Composite weight (%)	Speed at sliding	Load	Wear rate	Signal-to-noise ratio
1	1	1.045	30	0.0046	47.526
2	1	1.045	60	0.0048	47.541
3	1	1.045	90	0.0050	46.201
4	1	1.59	30	0.0052	46.105
5	1	1.59	90	0.0056	46.182
6	1	1.59	60	0.0128	38.104
7	1	2.08	30	0.0059	45.201
8	1	2.08	90	0.0061	45.124
9	1	2.08	60	0.0124	39.221
10	2	1.045	30	0.0042	48.801
11	2	1.045	90	0.0046	48.231
12	2	1.045	60	0.0049	47.526
13	2	1.59	30	0.0050	47.424
14	2	1.59	90	0.0052	46.952
15	2	1.59	60	0.0120	39.466
16	2	2.08	30	0.0056	46.281
17	2	2.08	90	0.0059	45.981
18	2	2.08	60	0.0119	39.441
19	3	1.045	30	0.0041	49.364
20	3	1.045	90	0.0039	48.286
21	3	1.045	60	0.0041	48.206
22	3	1.59	30	0.0041	48.206
23	3	1.59	90	0.0045	47.441
24	3	1.59	60	0.0051	46.526
25	3	2.08	30	0.0051	46.526
26	3	2.08	90	0.0052	46.321
27	3	2.08	60	0.0059	45.312