Research Article
Fabrication and Microhardness Analysis of MWCNT/MnO2 Nanocomposite
Table 5
Microhardness data of 15 wt% MWCNT/MnO2 nanocomposite.
| Obs. | Applied load ( in Kgf) | (μm) | (μm) | (Kgf/mm2) |
| 1 | 0.2 | 199.3 | 203.1 | 9.1 | 2 | 0.2 | 123.0 | 125.0 | 24.1 | 3 | 0.2 | 149.6 | 144 | 17.2 | 4 | 0.2 | 158.4 | 142.7 | 16.3 | 5 | 0.2 | 164.7 | 155.3 | 14.4 | 6 | 0.2 | 111.3 | 96.9 | 34.2 | 7 | 0.2 | 106.5 | 93.3 | 37.1 | 8 | 0.2 | 119.7 | 109.5 | 28.2 | 9 | 0.2 | 197.2 | 168.2 | 11.1 | 10 | 0.2 | 159.2 | 143.2 | 16.2 | 11 | 0.2 | 111.9 | 118.6 | 27.9 | 12 | 0.2 | 184.6 | 161.2 | 12.4 | 13 | 0.3 | 206.3 | 188.1 | 14.3 | 14 | 0.3 | 187.5 | 177.3 | 16.7 | 15 | 0.3 | 223.7 | 198.3 | 12.5 | 16 | 0.3 | 167.3 | 142.3 | 23.3 | 17 | 0.3 | 154.4 | 148.7 | 24.2 | 18 | 0.3 | 206.3 | 189.7 | 14.2 | 19 | 0.3 | 182.3 | 166.3 | 18.3 | 20 | 0.3 | 163.2 | 145 | 23.4 | 21 | 0.3 | 211.3 | 199.1 | 13.2 | 22 | 0.3 | 213.7 | 183.5 | 14.1 | 23 | 0.3 | 202.9 | 173.5 | 15.7 | 24 | 0.3 | 189.3 | 181.1 | 16.2 |
| Average (Kgf/mm2) | | | | 18.93 |
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