624275 High-speed steel HSS Co5 DIN 1880
Clamping element
Type NR
Tool geometry
Feed direction possibility
Material HSS Co5
Shell end mills, semicoarse teeth, type NR
D
js 16
d
H 7
l1 Z Item code On stock
40 16 32 8 624275.040 Yes
50 22 36 8 624275.050 Yes
63 27 40 8 624275.063 Yes
80 27 45 8 624275.080 Yes
100 32 50 10 624275.100 Yes

Cutting conditions


Material

Strength

Ae

Ap

Vc
fz(mm/z)
Ø 40

Ø 50

Ø 63

Ø 80

Ø 100
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 0,8xl1 0,75xD 45 0.096 0.102 0.12 0.132 0.138
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,8xl1 0,75xD 39 0.096 0.102 0.12 0.132 0.138
P.4 | Heat treatable steels ≤ 900 N/mm² 0,8xl1 0,75xD 30 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 15 0.096 0.102 0.12 0.132 0.138
K.2 | Cast iron (> 240 HB) > 800 N/mm² 0,8xl1 0,75xD 25 0.096 0.102 0.12 0.132 0.138

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

more +
Straight bore with standard keyway and driving slot according to DIN 138.
Tool geometry

Tool geometry

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Helix angle = 30°. Rake angle = 12°.
Material HSS Co5

Material HSS Co5

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Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.
Type NR

Type NR

more +
For roughing operation and materials of lower and medium strength (up to 700 MPa), surface roughness Ra 12,5 and more.
Feed direction possibility

Feed direction possibility