442248 High-speed steel HSS Co8 DIN 845B
Clamping element
Type CB
Type H
Tool geometry
Feed direction possibility
Material HSS Co8
D
k 10
MK l1 l2 Z Item code On stock
10 1 92 22 4 442248.100 No
12 1 96 26 4 442248.120 No
14 2 111 26 4 442248.140 No
16 2 117 32 4 442248.160 No
18 2 117 32 4 442248.180 Yes
20 2 123 38 4 442248.200 No
22 2 123 38 5 442248.220 No
25 3 147 45 5 442248.250 No
28 3 147 45 5 442248.280 No
30 3 147 45 6 442248.300 No
32 4 178 53 6 442248.320 No
36 4 178 53 6 442248.360 Yes
40 4 188 63 6 442248.400 Yes
45 4 188 63 6 442248.450 No
50 5 233 75 6 442248.500 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 10

Ø 16

Ø 20

Ø 25

Ø 32

Ø 40

Ø 50
P.6 | Tool and treated steels > 1100 N/mm² 1,5xD 0,5xD 20 0.025 0.049 0.063 0.07 0.084 0.091 0.097
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 1,5xD 0,5xD 12 0.035 0.07 0.09 0.1 0.12 0.13 0.138
S.2 | Titanium, Titanium alloys ≤ 1250 N/mm² 1,5xD 0,5xD 12 0.025 0.049 0.063 0.07 0.084 0.091 0.097

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Morse taper shank according to DIN 228 A.
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.
Feed direction possibility

Feed direction possibility

Type CB

Type CB

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Chip Breaker – universal application for roughing.
Tool geometry

Tool geometry

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Helix angle = 35°. Rake angle = 6°.
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.