624278VHigh-speed steel HSS Co8DIN 1880
Clamping element
Type NR
Tool geometry
Feed direction possibility
Material HSS Co8
Shell end mills, semicoarse teeth, type NR
D
js 16
d
H 7
l1 Z Item codeOn stock
4016326 624278V.040 Yes
5022366 624278V.050 No
6327408 624278V.063 No
8027458 624278V.080 No
100325010 624278V.100 Yes
125405612 624278V.125 Yes
160506314 624278V.160 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 40

Ø 50

Ø 63

Ø 80

Ø 100

Ø 125

Ø 160
P.1 | Free-cutting steels, general construction steels≤ 600 N/mm²0,8xl10,75xD450.0960.1020.120.1320.1380.140.144
P.2 | General construction steels, steel castings≤ 850 N/mm²0,8xl10,75xD390.0960.1020.120.1320.1380.140.144
P.4 | Heat treatable steels≤ 900 N/mm²0,8xl10,75xD300.0960.1020.120.1320.1380.140.144
M.2 | Corrosion- and acid-proof steels750 - 850 N/mm²0,8xl10,75xD150.0960.1020.120.1320.1380.140.144
K.2 | Cast iron (> 240 HB)> 800 N/mm²0,8xl10,75xD250.0960.1020.120.1320.1380.140.144
S.1 | Chrome-nickel alloys≤ 1500 N/mm²0,8xl10,75xD120.0670.0710.0840.0920.0970.0980.101

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

more +
Helix angle = 30°. Rake angle = 12°.
Material HSS Co8

Material HSS Co8

more +
Extra high performance high speed steel with good toughness and great temperature resistance. It is applicable especially for milling of materials with high strength, austenitic steels, steels for warm working, etc.
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