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Table 4 Results for wear volume loss (WVL) and S/N ratio

From: Optimization of wear loss in silicon nitride (Si3N4)–hexagonal boron nitride (hBN) composite using DoE–Taguchi method

Expt. no. Load (N) % hBN Avg. WVL (mm3/m) S/N ratio (dB)
1 5 4 0.3022 10.3941
2 5 8 0.199 14.0229
3 5 12 0.2444 12.2379
4 5 16 0.0337 29.4319
5 5 0 0.5055 5.9263
6 10 4 0.2007 13.9499
7 10 8 0.0156 36.1264
8 10 12 0.1437 16.8466
9 10 16 0.0205 33.7861
10 10 0 1.0867 −0.7222
11 15 4 0.314 10.0614
12 15 8 0.0111 39.0935
13 15 12 0.1029 19.7516
14 15 16 0.0953 20.4163
15 15 0 1.3473 −2.5893
16 20 4 0.2063 13.7101
17 20 8 0.5002 6.0166
18 20 12 2.2799 −7.1583
19 20 16 0.2035 13.8287
20 20 0 0.3169 9.9816
21 25 4 0.5142 5.7774
22 25 8 2.112 −6.4856
23 25 12 0.4144 7.6516
24 25 16 0.1551 16.1877
25 25 0 4.1178 −12.2933