Cutting Force Modeling and Experimental Study for Ball-End Milling of Free-Form Surfaces

Table 5

Lead angle and tilt angle corresponding to each tool point in arc surface cutting experiment.

Tool point	1	2	3	4	5	6	7	8
Lead angle az (°)	53.4	48.1	42.8	37.5	32.1	25.0	19.7	12.6
Tilt angle ac (°)	0	0	0	0	0	0	0	0