Research Article

Optimization and Prediction of Tribological Behaviour of Al-Fe-Si Alloy-Based Nanograin-Refined Composites Using Taguchi with Response Surface Methodology

Table 6

ANOVA table for SWR.

SourceAdj SSDofAdj MS-value value

Model34.84142.4921.27<0.0001
A-% of ZrO210.60110.6090.62<0.0001
B-load17.78117.78151.97<0.0001
C-disc velocity0.178410.17841.520.2405
D-sliding distance0.649510.64955.550.0363
AB2.6812.6822.940.0004
AC0.250610.25062.140.1690
AD0.022710.02270.19370.6677
BC0.155510.15551.330.2714
BD0.259110.25912.210.1625
CD0.001210.00120.00990.9223
A20.020010.02000.17090.6866
B22.3512.3520.060.0008
C20.040910.04090.34960.5653
D20.092410.09240.79000.3916
Residual1.40120.1170
Cor total36.25260.9613
Std. Dev.0.3420Adjusted 0.9161
Mean2.78Predicted 0.7769
C.V. %12.30Adeq precision17.6566