Investigating the Possibility to Reduce the Residual Stress Level in 2.5D Cutting Using Titanium Coated Carbide Ball End Mill

Table 1

Factors and levels used in the experiments.

Factors	Experimental condition levels
	1	2	3
() Machined surface inclination angle (°)	100	110	120
() Axial depth of cut (mm)	0.1	0.25	0.5
() Spindle speed (min^−1)	3200	3700	4200
() Feed rate (mm/min)	870	920	970