special tools

N 300 series

N 325

Cylindrical Milling Cutter with high cutting performance for grooving and shoulders version with normal shank or version with shank unloaded code-S for useful cutting increase at height L3

N 325

N 325

N 325

Suggested applications

Steels

not recommended

hardened steels < 56 hrc

not recommended

hardened steels > 56 hrc

not recommended

stainless steel

not recommended

superalloys

not recommended

cast iron

not recommended

aluminum alloys & plastic materials

graphite

Drilling types

Features

Tools

ART	D1h10	D2h6	D3	L1	L2	L3	L4	R	45°	Z	UNCOATED
N325-030C4	3,00	3,00		50	7				0,10	3	C4-U
N325-040C4	4,00	4,00		50	10				0,10	3	C4-U
N325-050C4	5,00	5,00		50	12				0,10	3	C4-U
N325-060C4	6,00	6,00		50	13				0,10	3	C4-U
N325-080C4	8,00	8,00		60	17				0,20	3	C4-U
N325-100C4	10,00	10,00		70	21				0,20	3	C4-U
N325-120C4	12,00	12,00		70	23				0,30	3	C4-U
N325-140C4	14,00	14,00		80	29				0,30	3	C4-U
N325-160C4	16,00	16,00		90	33				0,30	3	C4-U
N325-200C4	20,00	20,00		100	41				0,30	3	C4-U

ART	D1h10	D2h6	D3	L1	L2	L3	L4	R	45°	Z	UNCOATED
N325S-030C4	3,00	3,00	2,80	50	7	12			0,10	3	C4-U
N325S-040C4	4,00	4,00	3,80	50	10	15			0,10	3	C4-U
N325S-050C4	5,00	5,00	4,80	50	12	17			0,10	3	C4-U
N325S-060C4	6,00	6,00	5,80	50	13	22			0,10	3	C4-U
N325S-080C4	8,00	8,00	7,80	60	17	27			0,20	3	C4-U
N325S-100C4	10,00	10,00	9,80	70	21	32			0,20	3	C4-U
N325S-120C4	12,00	12,00	11,80	80	23	35			0,30	3	C4-U
N325S-140C4	14,00	14,00	13,70	90	29	42			0,30	3	C4-U
N325S-160C4	16,00	16,00	15,70	100	33	45			0,30	3	C4-U
N325S-200C4	20,00	20,00	19,70	100	41	55			0,30	3	C4-U

Cutting parameters

	D	Z	Vc	fz	ap	ae	N rpm	F	Q cm3/min

Click to see material list N1	3	3	550	0,020	3	3	58386	3503	31,53
	4	3	550	0,035	4	4	43790	4598	73,57
	5	3	550	0,040	5	5	35032	4204	105,10
	6	3	550	0,045	6	6	29193	3941	141,88
	8	3	550	0,060	8	8	21895	3941	252,23
	10	3	550	0,065	10	10	17516	3416	341,56
	12	3	550	0,070	12	12	14597	3065	441,40
	14	3	550	0,085	12	14	12511	3190	535,99
	16	3	550	0,095	12	16	10947	3120	599,04
	20	3	550	0,120	10	20	8758	3153	630,57

Click to see material list N2 N3	3	3	400	0,015	3	3	42463	1911	17,20
	4	3	400	0,030	4	4	31847	2866	45,86
	5	3	400	0,035	5	5	25478	2675	66,88
	6	3	400	0,040	6	6	21231	2548	91,72
	8	3	400	0,050	8	8	15924	2389	152,87
	10	3	400	0,060	10	10	12739	2293	229,30
	12	3	400	0,070	12	12	10616	2229	321,02
	14	3	400	0,095	12	14	9099	2593	435,67
	16	3	400	0,120	12	16	7962	2866	550,32
	20	3	400	0,150	10	20	6369	2866	573,25

Click to see material list N4	3	3	200	0,015	3	3	21231	955	8,60
	4	3	200	0,030	4	4	15924	1433	22,93
	5	3	200	0,035	5	5	12739	1338	33,44
	6	3	200	0,040	6	6	10616	1274	45,86
	8	3	200	0,050	8	8	7962	1194	76,43
	10	3	200	0,060	10	10	6369	1146	114,65
	12	3	200	0,070	12	12	5308	1115	160,51
	14	3	200	0,095	12	14	4550	1297	217,83
	16	3	200	0,120	12	16	3981	1433	275,16
	20	3	200	0,150	10	20	3185	1433	286,62

Click to see material list N5	3	3	650	0,015	3	3	69002	3105	27,95
	4	3	650	0,030	4	4	51752	4658	74,52
	5	3	650	0,035	5	5	41401	4347	108,68
	6	3	650	0,040	6	6	34501	4140	149,04
	8	3	650	0,050	8	8	25876	3881	248,41
	10	3	650	0,060	10	10	20701	3726	372,61
	12	3	650	0,070	12	12	17251	3623	521,66
	14	3	650	0,095	12	14	14786	4214	707,96
	16	3	650	0,120	12	16	12938	4658	894,27
	20	3	650	0,150	10	20	10350	4658	931,53

ae<0.4D1 fz+20% - Uncoated -30% - code S fz -10 %

Formulas

Cutting speed	Vc =	D x n x 3,14 1000	m/min
Tool revolution	n =	Vc x 1000 3,14 x D	rpm
Feed for tooth	fz =	F z x n	mm
Feed rate	F =	fz x z x n	mm/min
Material removal rate	Q =	a_p x a_e x F 1000	cm³/min