Somta - page 117

107
PERIPHERAL SPEEDRANGE
Refer toexplanatorynotesonpage32,33
PRIMARY
CLEARANCE
† CUTTING ANGLES
10° - 20°
40-70
50-80
40-70
25-45
15-25
15-25
40-70
TYPE
*A
TYPE
*B
TYPE
*C
TYPE
*D
SECONDARY
CLEARANCE
RADIAL
RAKE
200-1500
100-250
40-100
120-180
100-180
50-70
50-180
50-100
30-80
Add10°
to
primary
20° - 28°
8° - 20°
Add10°
to
primary
9° - 14°
50-200 50-200 10° - 20°
Add10°
to
primary
9° - 14°
35-45
45-70
35-45
20-40
15-25
15-25
35-45
30-60
40-65
30-60
20-35
12-20
12-20
30-60
8° - 20° Add10° to
primary 9° - 14°
10° - 20° Add10° 20° - 28°
TYPE CUTTER RANGE
D Shell End Mills - Roughing
Note: For Roughing End Mills
seepage85.
Use higher angles for smaller diameters, reducing proportionately
for larger diameters.
*Cutter types (cont)
† Cutting Angles