128518S High-speed steel HSS Co8
Clamping element
Company norm
Type HR
Tool geometry
Feed direction possibility
Material HSS Co8
End mills extra short, 1 tooth cut over centre, type HR, Weldon shank
D
k 12
d
h 6
l1 l2 Z Item code On stock
6 6 52 8 4 128518S.060 Yes
8 10 61 11 4 128518S.080 Yes
10 10 63 13 4 128518S.100 Yes
12 12 73 16 4 128518S.120 Yes
14 12 73 16 4 128518S.140 Yes
16 16 79 19 4 128518S.160 Yes
18 16 79 19 4 128518S.180 Yes
20 20 88 22 4 128518S.200 Yes
25 25 102 26 5 128518S.250 Yes
30 25 102 26 5 128518S.300 Yes

Cutting conditions


Material

Strength

Ae

Ap

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 36 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 36 0.02 0.025 0.035 0.04 0.07 0.08 0.09 0.1 0.12
K.2 | Cast iron > 240 HB 1,5xD 0,5xD 37.5 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 18 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

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

Type HR

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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

Company norm

Company norm

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.