Research Article
[Retracted] Optimization on Operation Parameters in Reinforced Metal Matrix of AA6066 Composite with HSS and Cu
Table 5
Surface roughness on the machined surface response ratios of signal to noise.
| Level | Pressure of cutting fluid, Pr (bar) | Feed, F (mm/rev) | Depth of cut, D (mm) |
| 1 | −11.596 | −10.830 | −9.050 | 2 | −8.685 | −9.272 | −9.862 | 3 | −11.502 | −11.681 | −12.871 | Delta | 2.911 | 2.409 | 3.821 | Rank | 2 | 3 | 1 |
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