End mills extra short, type N, 30°, Weldon shank
D
k 10
d
h 6
l1 l2 Z Item codeOn stock
302090306120218K.300030 Yes
322090306120218K.320030 Yes
352090306120218K.350030 Yes
402595328120218K.400032 Yes
5032100368120218K.500036 Yes

Cutting conditions


Material

Strength

Ap

Ae

Vc
fz(mm/z)
Ø 30

Ø 35

Ø 40

Ø 50
P.1 | Free-cutting steels, general construction steels≤ 600 N/mm²1xD0,1xD450.0850.0980.110.13
P.2 | General construction steels, steel castings≤ 850 N/mm²1xD0,1xD390.0850.0980.110.13
P.3 | Tool steels low alloyed≤ 1100 N/mm²1xD0,1xD240.0850.0980.110.13
P.4 | Heat treatable steels≤ 900 N/mm²1xD0,1xD300.0850.0980.110.13
M.2 | Corrosion- and acid-proof steels750 - 850 N/mm²1xD0,1xD150.0850.0980.110.13
N.4 | Cooper-zinc alloys, cooper-tin alloys≤ 850 N/mm²1xD0,1xD80-1200.0850.0980.110.13

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 N

Type N

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

Feed direction possibility

Company norm

Company norm

Tool geometry

Tool geometry

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Helix angle = 30°. 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.