Shell end mills, fine teeth, type H

630275V High-speed steel HSS Co5 DIN 1880

D js 16	d H 7	l₁	Z	Item code	On stock
40	16	32	10	630275V.040	Yes
80	27	45	14	630275V.080	Yes
100	32	50	16	630275V.100	Yes

Cutting conditions

Material	Strength	A_p	A_e	V_c	fz(mm/z) Ø 40	Ø 50	Ø 63	Ø 80	Ø 100	Ø 125
P.3 \| Tool steels low alloyed	≤ 1100 N/mm²	0,8xl₁	0,75xD	18	0.08	0.085	0.1	0.105	0.11	0.115
P.4 \| Heat treatable steels	≤ 900 N/mm²	0,8xl₁	0,75xD	25	0.08	0.085	0.1	0.105	0.11	0.115
P.5 \| Tool steels high alloyed	≤ 1100 N/mm²	0,8xl₁	0,75xD	18	0.08	0.085	0.1	0.105	0.11	0.115
P.6 \| Tool and treated steels	> 1100 N/mm²	0,8xl₁	0,75xD	16	0.056	0.06	0.07	0.074	0.077	0.081
M.2 \| Corrosion- and acid-proof steels	750 - 850 N/mm²	0,8xl₁	0,75xD	10	0.08	0.085	0.1	0.105	0.11	0.115
K.2 \| Cast iron (> 240 HB)	> 800 N/mm²	0,8xl₁	0,75xD	22	0.08	0.085	0.1	0.105	0.11	0.115
S.1 \| Chrome-nickel alloys	≤ 1500 N/mm²	0,8xl₁	0,75xD	8	0.056	0.06	0.07	0.074	0.077	0.081

Calculations of cutting conditions

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Straight bore with standard keyway and driving slot according to DIN 138.

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Helix angle = 20°. Rake angle = 8°.

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Very high performance high speed steel with good toughness for milling cutters and for milling of materials up to the strength of 1200 MPa.

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Designed for milling (finishing) of materials of medium and higher strength (up to 1200 MPa). Surface roughness Ra 3,2; exceptionally even 1,6.