Experimental Investigation of Ultrasonic Vibration Assisted Turning of 304 Austenitic Stainless Steel

Table 4

Process parameters and their levels used in the experiment.

Process parameters	Symbol	Unit	Level 1	Level 2	Level 3	Level 4	Level 5
Ultrasonic amplitude		µm	0	15	23	30	—
Feed rate		mm/rev	0.08	0.1	0.15	0.2	—
Depth of cut		mm	0.05	0.1	0.15	0.2	—
Cutting speed		m/min	18	21	22	23	And so forth