Research Article
[Retracted] Influence of Metallic Particles on Properties of Aluminium Composites through Taguchi Technique
Table 4
Control factors and its levels.
| | Control factors | Levels | | 1 | 2 | 3 |
| | A: copper nitrate reinforcement (wt. %) | 3 | 6 | 9 | | B: applied load (Newton) | 15 | 20 | 25 | | C: sliding distance (metre) | 1250 | 1750 | 2250 | | D: sliding speed (revolution per minute) | 250 | 350 | 450 |
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