128518 High-speed steel HSS Co8 DIN 844K
Clamping element
Type HR
Tool geometry
Feed direction possibility
Material HSS Co8
D
k 12
d
h 6
l1 l2 Z Item code On stock
6 6 57 13 4 128518.060 Yes
7 10 66 16 4 128518.070 Yes
8 10 69 19 4 128518.080 Yes
9 10 69 19 4 128518.090 Yes
10 10 72 22 4 128518.100 Yes
11 12 79 22 4 128518.110 Yes
12 12 83 26 4 128518.120 Yes
13 12 83 26 4 128518.130 Yes
14 12 83 26 4 128518.140 Yes
15 12 83 26 4 128518.150 Yes
16 16 92 32 4 128518.160 Yes
17 16 92 32 4 128518.170 Yes
18 16 92 32 4 128518.180 Yes
20 20 104 38 4 128518.200 Yes
22 20 104 38 5 128518.220 Yes
24 25 121 45 5 128518.240 Yes
25 25 121 45 5 128518.250 Yes
26 25 121 45 5 128518.260 Yes
28 25 121 45 5 128518.280 Yes
30 25 121 45 5 128518.300 Yes
32 32 133 53 6 128518.320 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 6

Ø 8

Ø 10

Ø 12

Ø 16

Ø 18

Ø 20

Ø 25

Ø 32
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 1,5xD 0,5xD 24 0.02 0.025 0.035 0.04 0.07 0.08 0.09 0.1 0.12
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 1,5xD 0,5xD 24 0.02 0.025 0.035 0.04 0.07 0.08 0.09 0.1 0.12
K.2 | Cast iron (> 240 HB) > 800 N/mm² 1,5xD 0,5xD 25 0.02 0.025 0.035 0.04 0.07 0.08 0.09 0.1 0.12
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 1,5xD 0,5xD 12 0.014 0.0175 0.0245 0.028 0.049 0.056 0.063 0.07 0.084

Calculations of cutting conditions

Product attributes

Clamping element

Clamping element

more +
Straight shank with clamping flat (Weldon) according to DIN 1835 B.
Tool geometry

Tool geometry

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Helix angle = 30°. 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 HR

Type HR

more +
For roughing operation and materials of medium and higher strength (up to 1200 MPa), surface roughness Ra 6,3 and more.
Feed direction possibility

Feed direction possibility