Technology

Ball End Milling Actual Diameter

R D Depth of Cut ap（mm）
Radius Dia. 0.
01		 0.
02		 0.
03		 0.
04		 0.
05		 0.
08		 0.
1		 >>0.
15～
0.
1		 0.
2		 0.
087		 0.
12		 0.
143		 0.
16		 0.
173		 0.
196		 0.
2
0.
2		 0.
4		 0.
125		 0.
174		 0.
211		 0.
24		 0.
265		 0.
32		 0.
35
0.
3		 0.
6		 0.
154		 0.
215		 0.
262		 0.
299		 0.
332		 0.
41		 0.
45
0.
4		 0.
8		 0.
178		 0.
25		 0.
304		 0.
349		 0.
387		 0.
48		 0.
53
0.
5		 1 0.
199		 0.
28		 0.
341		 0.
392		 0.
436		 0.
54		 0.
6
1 2 0.
282		 0.
398		 0.
486		 0.
56		 0.
624		 0.
78		 0.
87
1.5 3 0.
346		 0.
488		 0.
597		 0.
688		 0.
768		 0.
97		 1.08
2 4 0.
399		 0.
564		 0.
69		 0.
796		 0.
889		 1.12 1.25
2.5 5 0.
447		 0.
631		 0.
722		 0.
891		 0.
995		 1.25 1.4
3 6 0.
489		 0.
692		 0.
846		 0.
977		 1.091 1.38 1.54
4 8 0.
565		 0.
799		 0.
978		 1.129 1.261 1.59 1.78
5 10 0.
632		 0.
894		 1.094 1.262 1.411 1.78 1.99
6 12 0.
693		 0.
979		 1.198 1.383 1.546 1.95 2.18
7 14 0.
748		 1.058 1.295 1.495 1.67 2.11 2.36
8 16 0.
8		 1.131 1.384 1.598 1.786 2.26 2.52
9 18 0.
848		 1.199 1.468 1.695 1.895 2.39 2.68
10 20 0.
894		 1.264 1.548 1.787 1.997 2.52 2.82
R D Depth of Cut ap（mm）
Radius Dia. >>～0.
1		 0.
15		 0.
2		 0.
3		 0.
5		 0.
8		 1 2 3
0.
1		 0.
2







0.
2		 0.
4		 0.
39		 0.
4





0.
3		 0.
6		 0.
52		 0.
57		 0.
6




0.
4		 0.
8		 0.
62		 0.
69		 0.
77




0.
5		 1 0.
71		 0.
8		 0.
92		 1



1 2 1.05 1.2 1.43 1.73 1.96 2

1.5 3 1.31 1.5 1.8 2.24 2.65 2.83

2 4 1.52 1.74 2.11 2.65 3.2 3.46 4
2.5 5 1.71 1.96 2.37 3 3.67 4 4.9
3 6 1.87 2.15 2.62 3.32 4.08 4.47 5.66 6
4 8 2.17 2.5 3.04 3.87 4.8 5.29 6.93 7.75
5 10 2.43 2.8 3.41 4.36 5.43 6 8 9.17
6 12 2.67 3.07 3.75 4.8 5.99 6.63 8.94 10.
39
7 14 2.88 3.32 4.05 5.2 6.5 7.21 9.8 11.49
8 16 3.08 3.56 4.34 5.57 6.97 7.75 10.
58		 12.49
9 18 3.27 3.77 4.61 5.92 7.42 8.25 11.31 13.42
10 20 3.45 3.98 4.86 6.24 7.84 8.72 12 14.28

Calculation of Actual Dia.