LATHELAND

LATHELAND® Miniature Hard-Milling Ball Nose End Mill, Stub Length

In stock

SKU: LL-BL2-0.1x50

£57.24 GBP

Diameter

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Miniature ball nose end mill in stub length (no relieved neck), for fine 3D detail in hardened mould and die steels.

Material	Solid carbide
Coating	AlTiSiN multilayer (hardness 3,800 HV, oxidation resistance above 1,100 °C)
Flutes	2
Helix angle	30°
Shank tolerance	h6
Workpiece hardness	50–70 HRC
Sizes available	53

SKU	Ø D	Ball R	l1 cutting	L overall	d1 neck	d2 shank
LL-BL2-0.1x50	0.1	0.05	0.07	50		4
LL-BL2-0.15x50	0.15	0.075	0.1	50		4
LL-BL2-0.2x50-S4	0.2	0.1	0.15	50		4
LL-BL2-0.2x50-S6	0.2	0.1	0.15	50		6
LL-BL2-0.3x50-S4	0.3	0.15	0.2	50		4
LL-BL2-0.3x50-S6	0.3	0.15	0.2	50		6
LL-BL2-0.4x50-S4	0.4	0.2	0.3	50		4
LL-BL2-0.4x50-S6	0.4	0.2	0.3	50		6
LL-BL2-0.5x50	0.5	0.25	0.35	50		4
LL-BL2-0.6x50-S4	0.6	0.3	0.45	50		4
LL-BL2-0.6x50-S6	0.6	0.3	0.45	50		6
LL-BL2-0.7x50	0.7	0.35	0.5	50		4
LL-BL2-0.8x50-S4	0.8	0.4	0.6	50		4
LL-BL2-0.8x50-S6	0.8	0.4	0.6	50		6
LL-BL2-0.9x50	0.9	0.45	0.65	50		4
LL-BL2-1x50-S4	1	0.5	0.75	50		4
LL-BL2-1x50-S6	1	0.5	0.75	50	0.95	6
LL-BL2-1x60-S4	1	0.5	0.75	60		4
LL-BL2-1x60-S6	1	0.5	0.75	60		6
LL-BL2-1.2x50	1.2	0.6	0.9	50		4
LL-BL2-1.4x50	1.4	0.7	1	50		4
LL-BL2-1.5x50-S4	1.5	0.75	1.1	50		4
LL-BL2-1.5x50-S6	1.5	0.75	1.1	50		6
LL-BL2-1.5x60	1.5	0.75	1.1	60		4
LL-BL2-1.5x75	1.5	0.75	1.1	75		4
LL-BL2-1.6x50	1.6	0.8	1.2	50		4
LL-BL2-1.6x60	1.6	0.8	1.2	60		4
LL-BL2-2x50-S4	2	1	1.5	50		4
LL-BL2-2x50-S6	2	1	1.5	50		6
LL-BL2-2x60-S4	2	1	1.5	60		4
LL-BL2-2x60-S6	2	1	1.5	60		6
LL-BL2-2x75-S4	2	1	1.5	75		4
LL-BL2-2x75-S6	2	1	1.5	75		6
LL-BL2-2.5x50	2.5	1.25	2.3	50		4
LL-BL2-2.5x60	2.5	1.25	2.3	60		4
LL-BL2-2.5x75	2.5	1.25	2.3	75		4
LL-BL2-3x60	3	1.5	2.5	60		6
LL-BL2-3x75	3	1.5	2.5	75		6
LL-BL2-3x100	3	1.5	2.5	100		6
LL-BL2-3.5x60	3.5	1.75	2.8	60		6
LL-BL2-3.5x75	3.5	1.75	2.8	75		6
LL-BL2-3.5x100	3.5	1.75	2.8	100		6
LL-BL2-4x60-S4	4	2	3	60		4
LL-BL2-4x60-S6	4	2	3	60		6
LL-BL2-4x75	4	2	3	75		6
LL-BL2-4x100	4	2	3	100		6
LL-BL2-5x60	5	2.5	3.5	60		6
LL-BL2-5x75	5	2.5	3.5	75		6
LL-BL2-5x100	5	2.5	3.5	100		6
LL-BL2-6x60	6	3	6	60		6
LL-BL2-6x75	6	3	6	75		6
LL-BL2-6x100	6	3	6	100		6
LL-BL2-6x120	6	3	6	120		6

Starting values for hardened steel with good coolant or air blast. Adjust for your machine, set-up and workholding. Feed rate vf = n × fz × z.

Profiling (3D finishing).

Ø D (mm)	Ae (mm)	Hardened steel 45 ≤ HRC < 52			Hardened steel 52 ≤ HRC < 68
Ø D (mm)	Ae (mm)	Ap (mm)	n (min⁻¹)	fz (mm)	Ap (mm)	n (min⁻¹)	fz (mm)
0.1	0.005	0.003	40000	0.003	0.002	40000	0.001
0.15	0.008	0.003	40000	0.003	0.002	40000	0.002
0.2	0.010	0.010	40000	0.005	0.003	40000	0.003
0.3	0.015	0.010	40000	0.005	0.003	40000	0.004
0.4	0.020	0.030	40000	0.011	0.009	40000	0.008
0.5	0.025	0.030	40000	0.014	0.010	40000	0.009
0.6	0.030	0.050	40000	0.019	0.020	30000	0.013
0.7	0.035	0.070	40000	0.025	0.030	30000	0.021
0.8	0.040	0.100	40000	0.029	0.050	30000	0.023
0.9	0.045	0.100	40000	0.033	0.060	30000	0.023
1	0.050	0.100	40000	0.034	0.080	25000	0.031
1.2	0.060	0.100	30000	0.048	0.050	25000	0.037
1.4	0.070	0.120	30000	0.059	0.030	20000	0.039
1.5	0.075	0.150	30000	0.055	0.100	25000	0.044
1.6	0.080	0.100	25000	0.077	0.050	18000	0.069
2	0.100	0.200	25000	0.065	0.150	20000	0.054
2.5	0.125	0.300	20000	0.082	0.150	18000	0.065
3	0.150	0.200	20000	0.086	0.200	14000	0.082
3.5	0.175	0.250	20000	0.095	0.130	14000	0.075
4	0.200	0.300	20000	0.087	0.200	12000	0.096
5	0.250	0.300	18000	0.100	0.200	9200	0.133
6	0.300	0.300	16000	0.109	0.200	7000	0.167

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