Shell end mills, semicoarse teeth, type N

620973 High-speed steel HSSE

D js 61	d H 7	l₁	Z	Item code	On stock
40	16	32	6	620973.040	Yes
50	22	36	8	620973.050	Yes
63	27	40	8	620973.063	Yes
80	27	45	10	620973.080	Yes
100	32	50	10	620973.100	Yes
125	40	56	12	620973.125	Yes
160	50	63	14	620973.160	Yes

Cutting conditions

Material	Strength	A_p	A_e	V_c	fz(mm/z) Ø 40	Ø 50	Ø 80	Ø 100	Ø 160
P.1 \| Free-cutting steels, general construction steels	≤ 600 N/mm²	0,8xl₁	0,75xD	30	0.08	0.085	0.1	0.11	0.12
P.2 \| General construction steels, steel castings	≤ 850 N/mm²	0,8xl₁	0,75xD	26	0.08	0.085	0.1	0.11	0.12
P.4 \| Heat treatable steels	≤ 900 N/mm²	0,8xl₁	0,75xD	20	0.08	0.085	0.1	0.11	0.12
K.2 \| Cast iron (> 240 HB)	> 800 N/mm²	0,8xl₁	0,75xD	17	0.08	0.085	0.1	0.11	0.12

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

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Universal usage. Suitable for materials up to strength 900 MPa.

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Helix angle = 35°. Rake angle = 12°.

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Cast steel with very high performance and good toughness, applicable especially for tools of bigger diameters and side and face milling cutters.