Table 1.

Process parameters for stable milling condition.

Millingn Condition	No.	Spindle Speed s (r/min)	$\mathbf{Cutting}\mathbf{Speed}{\mathit{v}}_{\mathit{c}}\mathbf{(}\mathbf{m}\mathbf{/}\mathbf{min}\mathbf{)}$	$\mathbf{Feed}\mathbf{Rate}{\mathit{v}}_{\mathit{f}}\mathbf{(}\mathbf{mm}\mathbf{/}\mathbf{min}\mathbf{)}$	$\mathbf{Cutting}\mathbf{Depth}{\mathit{a}}_{\mathit{p}}\mathbf{\left(}\mathbf{mm}\mathbf{\right)}$
Stable	1	2150	67.51	100	3
	2	2150	67.51	110	4
	3	2150	67.51	120	5
	4	2250	70.65	100	5
	5	2250	70.65	110	3
	6	2250	70.65	120	4
	7	2350	73.79	100	4
	8	2350	73.79	110	5
	9	2350	73.79	120	3
Chatter	10	1250	39.25	200	3
	11	1250	39.25	225	4
	12	1250	39.25	250	5
	13	1520	47.73	200	5
	14	1520	47.73	225	3
	15	1520	47.73	250	4
	16	1950	61.23	200	4
	17	1950	61.23	225	5
	18	1950	61.23	250	3