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Home Search Shell end mills, semicoarse teeth, type HR
628275
High-speed steel HSS Co5
DIN 1880
Cutting conditions
p e c fz (mm/z) Ø 40Ø 50Ø 63Ø 80Ø 100
P.2 | General construction steels, steel castings
≤ 850 N/mm²
0,8xl1
0,75xD
32,5
0.096
0.102
0.12
0.132
0.138
P.3 | Tool steels low alloyed
≤ 1100 N/mm²
0,8xl1
0,75xD
18
0.096
0.102
0.12
0.132
0.138
P.4 | Heat treatable steels
≤ 900 N/mm²
0,8xl1
0,75xD
25
0.096
0.102
0.12
0.132
0.138
P.5 | Tool steels high alloyed
≤ 1100 N/mm²
0,8xl1
0,75xD
18
0.096
0.102
0.12
0.132
0.138
M.2 | Corrosion- and acid-proof steels
750 - 850 N/mm²
0,8xl1
0,75xD
10
0.096
0.102
0.12
0.132
0.138
K.2 | Cast iron (> 240 HB)
> 800 N/mm²
0,8xl1
0,75xD
22
0.096
0.102
0.12
0.132
0.138
S.1 | Chrome-nickel alloys
≤ 1500 N/mm²
0,8xl1
0,75xD
8
0.067
0.071
0.084
0.092
0.097
Calculations of cutting conditions
Product attributes
Straight bore with standard keyway and driving slot according to DIN 138.
Helix angle = 30°.
Rake angle = 10°.
Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
For roughing operation and materials of medium and higher strength (up to 1200 MPa), surface roughness Ra 6,3 and more.
Feed direction possibility
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