T-slot cutters, type N, code 310215, diameter 18 mm

310215.180High-speed steel HSS Co5DIN 851

D d 11	S d 11	d h 6	l₁	l₃	d₁	Z	a	Item code	On stock
18	8	12	70	25	8	6	10	310215.180	Yes

*) ≠ 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

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

Helix angle = 10°. Rake angle = 10°.

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

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