Multiobjective Optimization of WEDM Parameters on the Mg-HNT-Zr Hybrid Metal Matrix Composite Using Taguchi-Coupled GRA

Table 1

Results of hardness and density tests.

S. No	Composition	Hardness value for (100 gm.)	Density (g/cm^3)
1	Pure Mg	28.4	1.636
2	Mg-HNT 5%	34.8	1.638
3	Mg-HNT 10%	36.7	1.675
4	Mg-Zr 0.5%	32.7	1.619
5	Mg-Zr 1%	33.4	1.645
6	Mg-HNT 5%-Zr 0.5%	35.3	1.658
7	Mg-HNT 5%-Zr 1%	36.4	1.630
8	Mg-HNT 10%-Zr 0.5%	36.7	1.696
9	Mg-HNT 10%-Zr 1%	38.1	1.659