Table 3 Aluminium's chemical composition.

From: Taguchi optimization and modelling of stir casting process parameters on the percentage elongation of aluminium, pumice and carbonated coal composite

Element

Al

Si

Fe

Cu

Mn

Mg

Zn

Cr

Ti

Ca

Others

wt%

97.743

0.61

0.44

0.16

0.024

0.821

0.0015

0.07

0.01

0.046

0.0745