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T-slot cutters, type NR-F, Weldon shank

314215P High-speed steel HSS Co5 DIN 851

Cutting conditions Product attributes Product description

D d 11	S d 11	d h 6	l1	l3	d1	Z	a	Item code	On stock
21	9	12	74	29	10	6	12	314215P.210	Yes
22*	10	12	75	30	10	6	0	314215P.220	Yes
25	11	16	82	34	12	6	14	314215P.250	Yes
32	14	16	90	42	15	6	18	314215P.320	Yes
36*	16	25	103	47	17	8	0	314215P.360	No
40	18	25	108	52	19	8	22	314215P.400	Yes

*) ≠ DIN 851, ≠ DIN 650

Cutting conditions

Material	Strength	Ap	Ae	Vc	fz(mm/z) Ø 12,5	Ø 16	Ø 18	Ø 21	Ø 25	Ø 32	Ø 40
P.1 | Free-cutting steel, general construction steels	≤ 600 N/mm²	1xS	Dxa	33	0.01	0.017	0.018	0.023	0.036	0.047	0.055
P.2 | General construction steels, steel casting	≤ 850 N/mm²	1xS	Dxa	28	0.01	0.017	0.018	0.023	0.036	0.047	0.055
P.3 | Tools steels low alloyed	≤ 1100 N/mm²	1xS	Dxa	22	0.01	0.017	0.018	0.023	0.036	0.047	0.055
N.2 | Aluminium cast alloys Si (Si ≤ 12%)	≤ 600 N/mm²	1xS	Dxa	45	0.014	0.022	0.024	0.03	0.047	0.061	0.071
S.2 | Titanium, titanium alloys	≤ 1250 N/mm²	1xS	Dxa	11	0.007	0.012	0.013	0.016	0.025	0.033	0.038

Calculations of cutting conditions

Product attributes

Clamping element

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

Tool geometry

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Helix angle = 20°. Rake angle = 10°.

Feed direction possibility

Type NR-F

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For machining of materials of lower and medium strength (up to 700 MPa), surface roughness Ra 3,2 and more, in common application can be applied as roughing and finishing tool at the same time.

Cutting edges on the face and perimeter of the side and face cutter

Material HSS Co5

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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.