Influence of Nanographite on Dry Sliding Wear Behaviour of Novel Encapsulated Squeeze Cast Al-Cu-Mg Metal Matrix Composite Using Artificial Neural Network

Table 6

Analysis of variance for the signal to noise for wear rate.

Source	DF	Seq SS	Adj SS	Adj MS	value	value	Contribution
Load (N)	2	0.013342	0.013342	0.006671	15.90	0.002	19.23%
Velocity (m/s)	2	0.011273	0.011273	0.005637	13.43	0.003	16.25%
Nanographite wt%	2	0.025750	0.025750	0.012875	30.69	0.001	37.11%
(m/s)	4	0.007357	0.007357	0.001839	4.38	0.036	10.60%
wt%	4	0.006542	0.006542	0.001635	3.90	0.048	9.43%
wt%	4	0.001762	0.001762	0.000441	1.05	0.440	2.54%
Residual error	8	0.003356	0.003356	0.000420			4.84%
Total	26	0.069383					100.00%