Stability Analysis of Cutting Process with Internally Damped Rotating Tapered Composite Cutter Bar

Table 1

Modal damping of circular composite beams.

Lamination		Modal loss factor (%)
		First flapping
		Beam [17]	Shell [17]	Present
[0]16	l/d = 6.5	0.85	1.02	0.65
	l/d = 13	0.70	0.78	0.65
	l/d = 26	0.66	0.70	0.65
	l/d = 104	0.65	—	0.65
[90]16	l/d = 6.5	2.37	2.37	2.34
	l/d = 13	2.35	2.25	2.34
	l/d = 26	2.35	2.17	2.34
	l/d = 104	2.35	—	2.34
[02/902/452/−452/]s	l/d = 6.5	1.45	1.45	1.31
	l/d = 13	1.44	1.45	1.31
	l/d = 26	1.44	1.44	1.31
	l/d = 104	1.44	—	1.31
[45/−45]8	l/d = 6.5	2.42	2.36	2.38
	l/d = 13	2.44	2.39	2.38
	l/d = 26	2.45	2.39	2.38
	l/d = 104	2.45	—	2.38