T-slot cutters, type N, code 310215, diameter 28 mm

310215.280 High-speed steel HSS Co5 DIN 851

D d 11	S d 11	d h 6	l₁	l₃	d₁	Z	a	Item code	On stock
28*	12	16	85	37	13	8	13	310215.280	No

*) ≠ DIN 851, ≠ DIN 650

Cutting conditions

Material	Strength	A_p	A_e	V_c	fz(mm/z) Ø 12,5	Ø 16	Ø 18	Ø 21	Ø 25	Ø 32	Ø 40	Ø 50	Ø 60
P.1 \| Free-cutting steel, general construction steels	≤ 600 N/mm²	1xS	Dxa	28	0.008	0.013	0.014	0.017	0.028	0.036	0.042	0.05	0.057
P.2 \| General construction steels, steel casting	≤ 850 N/mm²	1xS	Dxa	24	0.008	0.013	0.014	0.017	0.028	0.036	0.042	0.05	0.057
P.3 \| Tools steels low alloyed	≤ 1100 N/mm²	1xS	Dxa	18	0.008	0.013	0.014	0.017	0.028	0.036	0.042	0.05	0.057
N.2 \| Aluminium cast alloys Si (Si ≤ 12%)	≤ 600 N/mm²	1xS	Dxa	38	0.01	0.017	0.018	0.022	0.036	0.047	0.055	0.065	0.074
S.2 \| Titanium, titanium alloys	≤ 1250 N/mm²	1xS	Dxa	9	0.006	0.009	0.01	0.012	0.02	0.025	0.029	0.035	0.04

Calculations of cutting conditions

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

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Helix angle = 10°. Rake angle = 10°.

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

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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.