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Table 3

S/N ratio and normalized S/N ratio of the performance characteristics.

No. Electrical conductivity MS/m Densification parameter Wear rate (10−4 mm3/m)



  S/N ratio Normalized S/N ratio S/N ratio Normalized S/N ratio S/N ratio Normalized S/N ratio
1 30.3878 0.0488 -13.5344 0 7.2633 1
2 30.7262 0.1744 -11.7955 0.2992 9.7364 0.6931
3 30.2562 0 -11.6396 0.3260 12.0018 0.4121
4 31.0119 0.2805 -11.9674 0.2696 10.1334 0.6439
5 31.1436 0.3294 -10.1515 0.5821 13.4883 0.2277
6 32.7659 0.9316 -8.1586 0.9250 11.8072 0.4362
7 30.7262 0.1744 -11.4549 0.3578 14.5316 0.09827
8 32.9501 1 -7.8019 0.9864 13.9400 0.1716
9 32.6869 0.9022 -7.7231 1 15.3237 0

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