F 4215 Series Milling

STOK	KOD	d1h10	l2	l3	d3	l1	d2h6	ch	Z
	F421520	2	4	6	1.95	50	4	0.08	4
*	F421530	3	8	12	2.8	58	6	0.15	4
*	F421540	4	11	15	3.8	58	6	0.15	4
*	F421550	5	12	16	4.8	58	6	0.25	4
*	F421560	6	14	19	5.8	58	6	0.25	4
	F421570	7	19	25	6.8	64	8	0.3	4
*	F421580	8	20	28	7.8	64	8	0.3	4
*	F4215100	10	22	32	9.7	73	10	0.4	4
*	F4215101	10	30	50	9.7	100	10	0.4	4
*	F4215120	12	27	38	11.7	82	12	0.5	4
*	F4215140	14	32	40	13.6	82	14	0.5	4
*	F4215160	16	34	49	15.5	93	16	0.6	4
*	F4215161	16	32	48	15.6	100	16	0.6	4
	F4215180	18	35	53	17.6	93	18	0.6	4
	F4215181	18	35	53	17.6	100	18	0.6	4
*	F4215200	20	42	60	19.6	105	20	0.6	4

Material	Slotting	Slotting	Shoulder Milling	Finish Milling

	ap=1.5 - 1Ø	ap= 1.0 - 0.5Ø	ap=1.5Ø / ae=0.35 - 0.20Ø	ap=1.5Ø / ae=0.20 - 0.10Ø
	Vc (m/min)	Vc (m/min)	Vc (m/min)	Vc (m/min)

Unalloyed steel	105-125	180-200	150-200	200-250
Steel	70-90	120-150	150-180	170-220
Tempered steel	70-90	120-150	130-160	150-180
Cold work tool steel	55-75	100-130	120-150	130-160
Hot work tool steel	40-60	70-100	100-130	120-150
AISI 304 - 416 - 420	15-20	25 -35	20-30	25 -35
AISI 316 - 440	15-20	25-35	20-30	25-35
17-4 PH 15-5 PH	15-20	25-35	20-30	25-35
Chrome-Cobalt alloy	15-30	30-50	35-60	45-60
Duplex F51	15-30	30-50	35-60	45-60
Super duplex F55	15-30	30-50	35-60	45-60
Gray cast	70-90	120 -160	160 -200	180-220
Alloyed cast	70-90	120-160	160-200	180-220
Precision cast	70-90	120-160	160-200	180-220
> 54 HRC	15-20	25-35	35-40	35-45

Ø	ap=1.5Ø	ap=1Ø	ap=0.50Ø	ae=0.35Ø	ae=0.30Ø	ae=0.25Ø	ae=0.20Ø	ae=0.15Ø	ae=0.10Ø
3	0.012	0.015	0.02	0.015	0.017	0.02	0.023	0.025	0.035
4	0.014	0.017	0.021	0.017	0.022	0.025	0.032	0.035	0.04
5	0.017	0.02	0.024	0.02	0.025	0.03	0.035	0.04	0.045
6	0.02	0.022	0.028	0.022	0.028	0.033	0.038	0.045	0.05
8	0.025	0.03	0.035	0.03	0.035	0.045	0.055	0.06	0.07
10	0.03	0.035	0.04	0.035	0.042	0.05	0.06	0.072	0.085
12	0.035	0.041	0.047	0.041	0.049	0.057	0.068	0.078	0.09
14	0.036	0.042	0.048	0.042	0.05	0.058	0.069	0.08	0.094
16	0.045	0.055	0.065	0.061	0.07	0.082	0.094	0.11	0.125
18	0.05	0.068	0.072	0.072	0.085	0.095	0.1	0.12	0.135
20	0.055	0.07	0.09	0.09	0.105	0.12	0.14	0.15	0.165