Tribological Performance Optimization of Al-7.5% SiCp Composites Using the Taguchi Method and Grey Relational Analysis

Table 6

Results of ANOVA for grey relational grade.

Source	DF	SS	MS	𝐹	Contribution %
L	2	0.064785	0.032392	7.08^#	15.6
S	2	0.061299	0.03065	6.7^#	14.76
T	2	0.181288	0.090644	19.8*	43.65
𝐿∗𝑆	4	0.035076	0.008769	1.92	8.45
𝐿∗𝑇	4	0.01168	0.00292	0.64	2.81
𝑆∗𝑇	4	0.024569	0.006142	1.34	5.91
Error	8	0.036623	0.004578		8.82
Total	26	0.415319

Significant parameters and interactions – (*F _{0.01, 2, 8} = 8.65, ^#F _0.05,2,8 = 4.46).