Ball nose end mills long, semicircular teeth, Weldon shank

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Ball nose end mills long, semicircular teeth, Weldon shank

531718 High-speed steel HSS Co8 ~DIN 1889

R	D k 12	d h 6	l₁	l₂	λ ~	Z	Item code	On stock
2	4	6	63	19	15	4	531718.040	Yes
2,5	5	6	68	24	15	4	531718.050	Yes
3	6	6	68	24	25	4	531718.060	Yes
4	8	10	88	38	25	4	531718.080	Yes
5	10	10	95	45	35	4	531718.100	Yes
6	12	12	110	53	35	4	531718.120	Yes
8	16	16	123	63	35	4	531718.160	Yes
10	20	20	141	75	35	4	531718.200	Yes

Cutting conditions

Material	Strength	A_p	A_e	V_c	fz(mm/z) Ø 6	Ø 8	Ø 10	Ø 12	Ø 16	Ø 18	Ø 20
P.1 \| Free-cutting steels, general construction steels	≤ 600 N/mm²	0,5xD	1xD	45	0.022	0.029	0.036	0.044	0.058	0.065	0.073
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.1 \| Cast iron (≤ 240 HB)	≤ 820 N/mm²	0,5xD	1xD	35	0.022	0.029	0.036	0.044	0.058	0.065	0.073
K.2 \| Cast iron (> 240 HB)	> 800 N/mm²	0,5xD	1xD	25	0.022	0.029	0.036	0.044	0.058	0.065	0.073
N.4 \| Cooper-zinc alloys, cooper-tin alloys	≤ 800 N/mm²	0,5xD	1xD	80-120	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

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

Feed direction possibility

Tool geometry

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Rake angle = 12°.

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.