Optimization on Wear Rate of AA2219/Nanographite/TiB₂/Si₃N₄ Hybrid Composites Using Taguchi Process

Table 3

Percentage of material composition.

Sample	Al 2219	TiB2 wt. %	Si3N4 wt. %	Nanographite wt. %
A	100
A1	90		5	5
A2	90	5		5