Ball nose end mills long, 2-fluted, Weldon shank
R D
h 10
d
h 6
l1 l2 Z Item code On stock
1 2 6 54 7 2 511418.020 Yes
1,5 3 6 56 8 2 511418.030 Yes
2 4 6 63 11 2 511418.040 Yes
2,5 5 6 68 13 2 511418.050 Yes
3 6 6 68 13 2 511418.060 Yes
3,5 7 10 80 16 2 511418.070 Yes
4 8 10 88 19 2 511418.080 Yes
4,5 9 10 88 19 2 511418.090 Yes
5 10 10 95 22 2 511418.100 Yes
5,5 11 12 102 22 2 511418.110 Yes
6 12 12 110 26 2 511418.120 Yes
6,5 13 12 110 26 2 511418.130 Yes
7 14 12 110 26 2 511418.140 Yes
7,5 15 12 110 26 2 511418.150 Yes
8 16 16 123 32 2 511418.160 Yes
9 18 16 123 32 2 511418.180 Yes
1 20 20 141 38 2 511418.200 Yes
11 22 20 141 38 2 511418.220 Yes
12 24 25 166 45 2 511418.240 Yes
12,5 25 25 166 45 2 511418.250 Yes
14 28 25 166 45 2 511418.280 Yes
15 30 25 166 45 2 511418.300 Yes
16 32 32 186 53 2 511418.320 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
P.2 | General construction steels, steel castings ≤ 850 N/mm² 0,5xD 1xD 39 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.3 | Tool steels low alloyed ≤ 1100 N/mm² 0,5xD 1xD 24 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.4 | Heat treatable steels ≤ 900 N/mm² 0,5xD 1xD 30 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.5 | Tool steels high alloyed ≤ 1100 N/mm² 0,5xD 1xD 24 0.022 0.029 0.036 0.044 0.058 0.065 0.073
P.6 | Tool and treated steels > 1100 N/mm² 0,5xD 1xD 20 0.0154 0.0203 0.0252 0.0308 0.0406 0.0455 0.0511
M.2 | Corrosion- and acid-proof steels 750 - 850 N/mm² 0,5xD 1xD 15 0.022 0.029 0.036 0.044 0.058 0.065 0.073
K.2 | Cast iron > 240 HB 0,5xD 1xD 25 0.022 0.029 0.036 0.044 0.058 0.065 0.073
S.1 | Chrome-nickel alloys ≤ 1500 N/mm² 0,5xD 1xD 12 0.0154 0.0203 0.0252 0.0308 0.0406 0.0455 0.0511

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.
Feed direction possibility

Feed direction possibility

Tool geometry

Tool geometry

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Helix angle = 25°. 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.