[Retracted] Optimization on Operation Parameters in Reinforced Metal Matrix of AA6066 Composite with HSS and Cu

Table 6

Thrust force-based response ratios of signal to noise.

Level	Pressure of cutting fluid, Pr (bar)	Feed, F (mm/rev)	Depth of cut, D (mm)
1	−31.11	−32.01	−30.90
2	−28.59	−30.10	−29.08
3	−35.97	−33.57	−35.70
Delta	7.38	3.46	6.62
Rank	1	3	2