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Copy Mills • M270 ™ Series
Recommended Starting Feeds
„ 
Recommended Starting Feeds [mm]
Light
Machining
General
Purpose
Heavy
Machining
At 0,90 Axial Depth of Cut (ap) • HF16
Programmed Feed per Tooth (fz)
as a % of Radial Depth of Cut (ae)
Insert
Geometry
HF
5%
1,03
1,60
10%
3,34
0,69
1,00
20%
1,50
0,50
0,71
30%
1,03
0,43
0,61
Insert
Geometry
40–100%
0,88
0,39
0,56
0,80
HF
At 0,90 Axial Depth of Cut (ap) • HF17
Programmed Feed per Tooth (fz)
as a % of Radial Depth of Cut (ae)
Insert
Geometry
HF
5%
1,06
1,63
10%
3,00
0,71
1,03
20%
1,52
0,51
0,73
30%
1,05
0,44
0,63
Insert
Geometry
40–100%
0,90
0,40
0,57
0,82
HF
At 1,10 Axial Depth of Cut (ap) • HF20
Programmed Feed per Tooth (fz)
as a % of Radial Depth of Cut (ae)
Insert
Geometry
HF
5%
1,01
1,69
10%
2,74
0,69
1,09
20%
1,57
0,50
0,78
30%
1,10
0,44
0,67
Insert
Geometry
40–100%
0,94
0,40
0,61
0,86
HF
widia.com
M129
NOTE: Use “Light Machining” value as starting feed rate.