141208 High-speed steel HSS Co8 DIN 844L
Clamping element
Type N
Tool geometryD>20
Tool geometryD<=20
Feed direction possibility
Material HSS Co8
End mills long, type N, plain shank
D
k 10
d
h 6
l1 l2 λ Z Item code On stock
6 6 68 24 40 4 141208.060 Yes
7 10 80 30 40 4 141208.070 Yes
8 10 88 38 40 4 141208.080 Yes
9 10 88 38 40 4 141208.090 Yes
10 10 95 45 40 4 141208.100 Yes
11 12 102 45 40 4 141208.110 Yes
12 12 110 53 40 4 141208.120 Yes
13 12 110 53   4 141208.130 Yes
14 12 110 53 40 4 141208.140 Yes
15 12 110 53 40 4 141208.150 Yes
16 16 123 63 40 4 141208.160 Yes
18 16 123 63 40 4 141208.180 Yes
20 20 141 75 40 4 141208.200 No

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 3

Ø 6

Ø 8

Ø 10

Ø 12

Ø 16

Ø 18

Ø 20
P.1 | Free-cutting steels, general construction steels ≤ 600 N/mm² 1xD 0,1xD 45 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057
P.2 | General construction steels, steel castings ≤ 850 N/mm² 1xD 0,1xD 39 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 1xD 0,1xD 24 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057
P.4 | Heat treatable steels ≤ 900 N/mm² 1xD 0,1xD 30 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 1xD 0,1xD 24 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Plain straight shank according to DIN 1835 A.
Tool geometry

Tool geometry

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Helix angle = 35°. Rake angle = 12°.
Feed direction possibility

Feed direction possibility

Type N

Type N

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Universal usage. Suitable for materials up to strength 900 MPa.
Tool geometry

Tool geometry

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Helix angle = 40°. Rake angle = 12°.
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.