730278.12522 High-speed steel HSS Co8 DIN 885A
Clamping element
Type H
Tool geometry
Cutting edges on the face and perimeter of the side and face cutter
Material HSS Co8
D
js 16
S
k 11
d
H 7
Z Item code On stock
125 22 32 20 730278.12522 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 50

Ø 63

Ø 80

Ø 100

Ø 125
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 0,1xD 1xS 45 0.05 0.06 0.07 0.08 0.09
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,1xD 1xS 39 0.05 0.06 0.07 0.08 0.09
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 0,1xD 1xS 24 0.05 0.06 0.07 0.08 0.09
P.4 | Heat treatable steels ≤ 900 N/mm² 0,1xD 1xS 30 0.05 0.06 0.07 0.08 0.09
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 0,1xD 1xS 24 0.05 0.06 0.07 0.08 0.09
P.6 | Tool and treated steels > 1100 N/mm² 0,1xD 1xS 20 0.05 0.06 0.07 0.08 0.09
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm² 0,1xD 1xS 15 0.05 0.06 0.07 0.08 0.09
K.1 | Cast iron (≤ 240 HB) ≤ 820 N/mm² 0,1xD 1xS 35 0.05 0.06 0.07 0.08 0.09
K.2 | Cast iron (> 240 HB) > 800 N/mm² 0,1xD 1xS 25 0.05 0.06 0.07 0.08 0.09
N.4 | Cooper-zinc alloys, cooper-tin alloys ≤ 800 N/mm² 0,1xD 1xS 80-120 0.05 0.06 0.07 0.08 0.09
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 0,1xD 1xS 12 0.05 0.06 0.07 0.08 0.09
S.2 | Titanium, Titanium alloys ≤ 1250 N/mm² 0,1xD 1xS 12 0.05 0.06 0.07 0.08 0.09

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Straight bore with standard keyway according to DIN 138.
Tool geometry

Tool geometry

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Helix angle = 10°. Rake angle = 10°.
Material HSS Co8

Material HSS Co8

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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 H

Type H

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Designed for milling (finishing) of materials of medium and higher strength (up to 1200 MPa). Surface roughness Ra 3,2; exceptionally even 1,6.
Cutting edges on the face and perimeter of the side and face cutter

Cutting edges on the face and perimeter of the side and face cutter