Modeling of Cutting Forces with a Serrated End Mill

Table 1

Geometry parameters of four types of end mills.

No.	Type	Diameter (mm)	Pitch angle (°)	Helix angle (°)	Amplitude (mm)	Wave length (mm)
1	Regular serrated end mill	10	90°-90° -90°-90°	35°-35° -35°-35°	0.3	2
2	Variable helix serrated end mill	10	96°-84° -96°-84°	44°-41° -44°-41°	0.3	2
3	Variable helix end mill	10	96°-84° -96°-84°	44°-41° -44°-41°	/	/
4	Regular end mill	10	90°-90° -90°-90°	35°-35° -35°-35°	/	/