data sheet 5520

cutting rates

Main group	Subgroup	Hardness <=	SFM [ft/min]	VRC
Steel materials	Common structural steels	500 N/mm²	148	6
	Common structural steels	1000 N/mm²	115	5
	Free-cutting steels	850 N/mm²	164	6
	Free-cutting steels	1000 N/mm²	131	6
	Unalloyed heat-treatable steels	700 N/mm²	138	6
		850 N/mm²	115	6
		1000 N/mm²	72	5
	Alloyed heat-treatable steels	1000 N/mm²	59	4
	Alloyed heat-treatable steels	1400 N/mm²	49	3
	Unalloyed case hardened steels	850 N/mm²	131	6
	Alloyed case hardened steels	1000 N/mm²	66	4
	Alloyed case hardened steels	1400 N/mm²	49	3
	Nitriding steels	1000 N/mm²	59	4
	Nitriding steels	1400 N/mm²	39	3
	Tool steels	850 N/mm²	59	4
	Tool steels	1400 N/mm²	43	3
	High speed steels	1400 N/mm²	43	3
	Stainless steels, sulphured	900 N/mm²	59	4
	Stainless steels,austenitic	1100 N/mm²	39	4
	Stainless steels,martensitic	1200 N/mm²	49	4
Cast materials	Cast iron	240 HB	148	6
	Cast iron	350 HB	118	6
	Spheroidal graphite iron and malleable cast iron	240 HB	131	6
	Spheroidal graphite iron and malleable cast iron	350 HB	92	6
Copper, bronze, brass	Copper, low-alloyed	500 N/mm²	105	5
	Brass, short-chipping	600 N/mm²	207	5
	Brass, long-chipping	600 N/mm²	131	5
	Bronze, short-chipping	600 N/mm²	164	4
	Bronze, short-chipping	850 N/mm²	115	4
	Bronze, long-chipping	850 N/mm²	105	4
	Bronze, long-chipping	1000 N/mm²	92	4
Al-alloys	Aluminium and Al-alloys	400 N/mm²	230	7
	Al wrought alloys	650 N/mm²	230	7
	Al Si cast alloys	10 %	279	7
	Al Si cast alloys	20 %	230	6
Magnesium-alloys	Magnesium alloys	450 N/mm²	230	6
Plastics	Duroplastics	150 N/mm²	82	4
Plastics	Thermoplastics	100 N/mm²	49	4

Feed

f_{u [in]}	VRC
d1[in] <=	3	4	5	6	7
0.0394	0.0005	0.0006	0.0006	0.0007	0.0008
0.0787	0.0013	0.0016	0.002	0.0025	0.0031
0.0984	0.0016	0.002	0.0025	0.0031	0.0039
0.124	0.002	0.0025	0.0031	0.0039	0.0049
0.1575	0.0025	0.0031	0.0039	0.0049	0.0063
0.1969	0.0025	0.0031	0.0039	0.0049	0.0063
0.248	0.0031	0.0039	0.0049	0.0063	0.0079
0.315	0.0039	0.0049	0.0063	0.0079	0.0098
0.3937	0.0049	0.0063	0.0079	0.0098	0.0124
0.4921	0.0049	0.0063	0.0079	0.0098	0.0124
0.6299	0.0063	0.0079	0.0098	0.0124	0.0157

Master data

Description	Stub drills
Standard	DIN 1897
Surface finish	TiN
Cutting direction	right hand
Tool material	HSCO
on shank	Straight
Coolant	none
Point angle	118°
Type	GU 500 DZ
Tolerance zone	h8
Discount group	159

Dimensions

d1 [mm]	l1 [mm]	Flute length [mm]	No. of flutes	Shank Ø d2 [mm]	shank length [mm]	Protruding length [mm]	d1 [inch]
1.000	26	6	2	1	20	11
1.100	28	7	2	1.1	21	12
1.200	30	8	2	1.2	22	13
1.300	30	8	2	1.3	22	13
1.400	32	9	2	1.4	23	14
1.500	32	9	2	1.5	23	14
1.590	34	10	2	1.59	24	15	1/16
1.600	34	10	2	1.6	24	15
1.700	34	10	2	1.7	24	15
1.800	36	11	2	1.8	25	16
1.900	36	11	2	1.9	25	16
1.980	38	12	2	1.98	26	17	5/64
2.000	38	12	2	2	26	17
2.100	38	12	2	2.1	26	17
2.200	40	13	2	2.2	27	18
2.300	40	13	2	2.3	27	18
2.380	43	14	2	2.38	29	19	3/32
2.400	43	14	2	2.4	29	19
2.500	43	14	2	2.5	29	19
2.600	43	14	2	2.6	29	19
2.700	46	16	2	2.7	30	21
2.780	46	16	2	2.78	30	21	7/64
2.800	46	16	2	2.8	30	21
2.900	46	16	2	2.9	30	21
3.000	46	16	2	3	30	21
3.100	49	18	2	3.1	31	23
3.170	49	18	2	3.17	31	23	1/8
3.200	49	18	2	3.2	31	23
3.300	49	18	2	3.3	31	23
3.400	52	20	2	3.4	32	25
3.500	52	20	2	3.5	32	25
3.570	52	20	2	3.57	32	25	9/64
3.600	52	20	2	3.6	32	25
3.700	52	20	2	3.7	32	25
3.800	55	22	2	3.8	33	27
3.900	55	22	2	3.9	33	27
3.970	55	22	2	3.97	33	27	5/32
4.000	55	22	2	4	33	27
4.100	55	22	2	4.1	33	27
4.200	55	22	2	4.2	33	27
4.300	58	24	2	4.3	34	29
4.370	58	24	2	4.37	34	29	11/64
4.400	58	24	2	4.4	34	29
4.500	58	24	2	4.5	34	29
4.600	58	24	2	4.6	34	29
4.700	58	24	2	4.7	34	29
4.760	62	26	2	4.76	36	31	3/16
4.800	62	26	2	4.8	36	31
4.900	62	26	2	4.9	36	31
5.000	62	26	2	5	36	31
5.100	62	26	2	5.1	36	31
5.160	62	26	2	5.16	36	31	13/64
5.200	62	26	2	5.2	36	31
5.300	62	26	2	5.3	36	31
5.400	66	28	2	5.4	38	33
5.500	66	28	2	5.5	38	33
5.560	66	28	2	5.56	38	33	7/32
5.600	66	28	2	5.6	38	33
5.700	66	28	2	5.7	38	33
5.800	66	28	2	5.8	38	33
5.900	66	28	2	5.9	38	33
5.950	66	28	2	5.95	38	33	15/64
6.000	66	28	2	6	38	33
6.100	70	31	2	6.1	39	36
6.200	70	31	2	6.2	39	36
6.300	70	31	2	6.3	39	36
6.350	70	31	2	6.35	39	36	1/4
6.400	70	31	2	6.4	39	36
6.500	70	31	2	6.5	39	36
6.600	70	31	2	6.6	39	36
6.700	70	31	2	6.7	39	36
6.750	74	34	2	6.75	40	39	17/64
6.800	74	34	2	6.8	40	39
6.900	74	34	2	6.9	40	39
7.000	74	34	2	7	40	39
7.100	74	34	2	7.1	40	39
7.140	74	34	2	7.14	40	39	9/32
7.200	74	34	2	7.2	40	39
7.300	74	34	2	7.3	40	39
7.400	74	34	2	7.4	40	39
7.500	74	34	2	7.5	40	39
7.540	79	37	2	7.54	42	42	19/64
7.600	79	37	2	7.6	42	42
7.700	79	37	2	7.7	42	42
7.800	79	37	2	7.8	42	42
7.900	79	37	2	7.9	42	42
7.940	79	37	2	7.94	42	42	5/16
8.000	79	37	2	8	42	42
8.100	79	37	2	8.1	42	42
8.200	79	37	2	8.2	42	42
8.300	79	37	2	8.3	42	42
8.330	79	37	2	8.33	42	42	21/64
8.400	79	37	2	8.4	42	42
8.500	79	37	2	8.5	42	42
8.600	84	40	2	8.6	44	45
8.700	84	40	2	8.7	44	45
8.730	84	40	2	8.73	44	45	11/32
8.800	84	40	2	8.8	44	45
8.900	84	40	2	8.9	44	45
9.000	84	40	2	9	44	45
9.100	84	40	2	9.1	44	45
9.130	84	40	2	9.13	44	45	23/64
9.200	84	40	2	9.2	44	45
9.300	84	40	2	9.3	44	45
9.400	84	40	2	9.4	44	45
9.500	84	40	2	9.5	44	45
9.520	89	43	2	9.52	46	48	3/8
9.600	89	43	2	9.6	46	48
9.700	89	43	2	9.7	46	48
9.800	89	43	2	9.8	46	48
9.900	89	43	2	9.9	46	48
9.920	89	43	2	9.92	46	48	25/64
10.000	89	43	2	10	46	48
10.100	89	43	2	10.1	46	48
10.200	89	43	2	10.2	46	48
10.300	89	43	2	10.3	46	48
10.320	89	43	2	10.32	46	48	13/32
10.400	89	43	2	10.4	46	48
10.500	89	43	2	10.5	46	48
10.720	95	47	2	10.72	48	52	27/64
11.000	95	47	2	11	48	52
11.110	95	47	2	11.11	48	52	7/16
11.500	95	47	2	11.5	48	52
11.910	102	51	2	11.91	51	56	15/32
12.000	102	51	2	12	51	56
12.300	102	51	2	12.3	51	56	31/64
12.500	102	51	2	12.5	51	56
12.700	102	51	2	12.7	51	56	1/2
13.000	102	51	2	13	51	56
13.500	107	54	2	13.5	53	59
14.000	107	54	2	14	53	59