140618 High-speed steel HSS Co8 DIN 844K
Clamping element
Type N
Tool geometry
Feed direction possibility
Material HSS Co8
End mills short, 2 teeth cut to centre, type N, Weldon shank
D
k 10
d
h 6
l1 l2 λ Z Item code On stock
2 6 51 7 40 3 140618.020 Yes
2,5 6 52 8 40 3 140618.025 Yes
3 6 52 8 40 4 140618.030 No
3,5 6 54 10 40 4 140618.035 Yes
4 6 55 11 40 4 140618.040 Yes
4,5 6 55 11 40 4 140618.045 Yes
5 6 57 13 40 4 140618.050 Yes
5,5 6 57 13 40 4 140618.055 Yes
6 6 57 13 40 4 140618.060 Yes
6,5 10 66 16 40 4 140618.065 Yes
7 10 66 16 40 4 140618.070 Yes
7,5 10 66 16 40 4 140618.075 Yes
8 10 69 19 40 4 140618.080 Yes
8,5 10 69 19 40 4 140618.085 Yes
9 10 69 19 40 4 140618.090 Yes
9,5 10 69 19 40 4 140618.095 Yes
10 10 72 22 40 4 140618.100 Yes
11 12 79 22 40 4 140618.110 Yes
12 12 83 26 40 4 140618.120 Yes
13 12 83 26 40 4 140618.130 Yes
14 12 83 26 40 4 140618.140 No
15 12 83 26 40 4 140618.150 Yes
16 16 92 32 40 4 140618.160 Yes
17 16 92 32 40 4 140618.170 Yes
18 16 92 32 40 4 140618.180 Yes
19 16 92 32 40 4 140618.190 Yes
20 20 104 38 40 4 140618.200 Yes
22 20 104 38 40 4 140618.220 Yes
24 25 121 45 40 5 140618.240 Yes
25 25 121 45 40 5 140618.250 Yes
28 25 121 45 40 5 140618.280 Yes
30 25 121 46 40 5 140618.300 Yes
32 32 133 53 40 6 140618.320 Yes

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

Ø 25

Ø 32
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 0.71 0.091
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 0.71 0.091
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 0.71 0.091
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 0.71 0.091
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 0.71 0.091
K.1 | Cast iron < 240 HB 1xD 0,1xD 35 0.006 0.015 0.021 0.028 0.034 0.044 0.051 0.057 0.71 0.091
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 1xD 0,1xD 12 0.0042 0.0105 0.0147 0.0196 0.0238 0.0308 0.0357 0.0399 0.497 0.0637

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

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Straight shank with clamping flat (Weldon) according to DIN 1835 B.
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.
Type N

Type N

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Universal usage. Suitable for materials up to strength 900 MPa.
Feed direction possibility

Feed direction possibility