Solid carbide ball nose end mill, short, twin blade - CTR-RADI-WN-S-SC-D8,0MM

Solid carbide ball nose end mill, short, twin blade

Name: Solid carbide ball nose end mill, short, twin blade
Brand: Würth
SKU: 5443301221

End mill SC WN-K Z2 2xD 30° type N
CTR-RADI-WN-S-SC-D8,0MM

Art.-no. 5443301221

EAN 4055375921418

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Solid carbide ball nose end mill, short, twin blade

Art.-no. 5443301221

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x 1 pcs

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Recommended for milling materials of average to high strength. Particularly suitable for contour milling.

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Product code	7525
Material to be processed	Steel, Cast metal, Stainless steel, Aluminium
Diameter (d1)	8 mm
Shank diameter (d2)	8 mm
Standards	CS
Construction length	Short
Shank style	Cylindrical
Cutting material	SC
Surface	Plain
Coolant supply	External
Twist angle	30°
Length (l1)	63 mm
Chip flute length (l2)	20 mm
Number of cutting edges (Z)	2 PCS
Tolerance of cutting edge diameter	h10
Tolerance of shank diameter	h6
Material of sub-group	General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Nitriding steels < 1300 N/mm², Grey cast iron, Malleable cast iron, Stainless steels < 850 N/mm², Stainless steels > 850 N/mm², Aluminium

Cutting values for finishing copying
For dia. 1-7.9
Material designation	Tensile strength	Cooling	v_c	f_z
				Dia. 1-1.9	Dia. 2-3.9	Dia. 4-5.9	Dia. 6-7.9
General structural steels	< 500 N/mm²	E	100	0,009	0,018	0,035	0,061
General structural steels	500-850 N/mm²	E	90	0,009	0,018	0,035	0,061
Carbon steels	< 850 N/mm²	E	90	0,009	0,018	0,035	0,061
Carbon steels	850-1000 N/mm²	E	75	0,006	0,013	0,025	0,041
Unalloyed heat-treated steels	< 700 N/mm²	E	90	0,009	0,018	0,035	0,061
	700-850 N/mm²	E	85	0,009	0,018	0,035	0,061
	850-1000 N/mm²	E	75	0,006	0,013	0,025	0,041
Alloyed heat-treated steels	850-1000 N/mm²	E	70	0,006	0,013	0,025	0,041
Alloyed heat-treated steels	1000-1200 N/mm²	E	60	0,006	0,011	0,023	0,034
Unalloyed case-hardening steels	< 750 N/mm²	E	90	0,009	0,018	0,035	0,061
Alloyed case-hardening steels	< 1000 N/mm²	E	70	0,006	0,013	0,025	0,041
Alloyed case-hardening steels	1000-1200 N/mm²	E	60	0,006	0,011	0,023	0,034
Nitriding steels	< 1000 N/mm²	E	70	0,006	0,013	0,025	0,041
Nitriding steels	1000-1200 N/mm²	E	60	0,006	0,011	0,023	0,034
Tool steels	< 850 N/mm²	E	70	0,006	0,013	0,025	0,041
	850-1100 N/mm²	E	60	0,006	0,011	0,023	0,034
	1100-1300 N/mm²	E	45	0,006	0,011	0,023	0,034
High-speed steels	850-1200 N/mm²	E	40	0,006	0,011	0,023	0,034
Wear-resistant constructional steel	1300 N/mm²	E	30	0,005	0,009	0,007	0,028
Spring steels	< 1200 N/mm²	E	45	0,006	0,011	0,023	0,034
Stainless steels, sulphurated	< 700 N/mm²	E	60	0,006	0,013	0,025	0,041
Stainless steels, austenitic	< 700 N/mm²	E	60	0,006	0,013	0,025	0,041
Stainless steels, austenitic	< 850 N/mm²	E	50	0,006	0,011	0,023	0,034
Stainless steels, martensitic	< 1100 N/mm²	E	35	0,006	0,011	0,023	0,034
Special alloys	< 1200 N/mm²	E	20	0,005	0,009	0,007	0,023
Cast iron	< 180 HB	-	90	0,008	0,015	0,023	0,030
Cast iron	> 180 HB	-	80	0,008	0,015	0,023	0,030
Nodular graphite, malleable iron	> 180 HB	-	70	0,008	0,015	0,023	0,030
Nodular graphite, malleable iron	> 260 HB	E	60	0,008	0,015	0,023	0,030
Aluminium, aluminium alloys	< 530 N/mm²	E	400	0,007	0,013	0,026	0,035
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	300	0,007	0,013	0,026	0,035
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	E	250	0,007	0,013	0,026	0,035
Magnesium, magnesium alloys	< 280 N/mm²	E	400	0,007	0,013	0,026	0,035
Graphite	-	-	90	0,008	0,015	0,023	0,030

Legend
E = emulsion		a_e = 0.05xd1
v_c = cutting speed [m/min]
f_z = feed per tooth [mm/t]		a_p = 0.05xd1
a_e = cutting thickness (radial)
a_p = cutting thickness (axial)
The suggested cutting values are reference values and must be adapted to the respective conditions.

Cutting values for roughing copy
For dia. 8-20
Material designation	Tensile strength	Cooling	v_c	f_z
				Dia. 8-9.9	Dia. 10-11.9	Dia. 12-15.9	Dia. 16-20
General structural steels	< 500 N/mm²	E	90	0,051	0,068	0,090	0,113
General structural steels	500-850 N/mm²	E	80	0,051	0,068	0,090	0,113
Carbon steels	< 850 N/mm²	E	80	0,051	0,068	0,090	0,113
Carbon steels	850-1000 N/mm²	E	65	0,032	0,039	0,051	0,068
Unalloyed heat-treated steels	< 700 N/mm²	E	80	0,051	0,068	0,090	0,113
	700-850 N/mm²	E	70	0,051	0,068	0,090	0,113
	850-1000 N/mm²	E	65	0,032	0,039	0,051	0,068
Alloyed heat-treated steels	850-1000 N/mm²	E	60	0,032	0,039	0,051	0,068
Alloyed heat-treated steels	1000-1200 N/mm²	E	45	0,028	0,034	0,045	0,062
Unalloyed case-hardening steels	< 750 N/mm²	E	80	0,051	0,068	0,090	0,113
Alloyed case-hardening steels	< 1000 N/mm²	E	60	0,032	0,039	0,051	0,068
Alloyed case-hardening steels	1000-1200 N/mm²	E	45	0,028	0,034	0,045	0,062
Nitriding steels	< 1000 N/mm²	E	60	0,032	0,039	0,051	0,068
Nitriding steels	1000-1200 N/mm²	E	45	0,028	0,034	0,045	0,062
Tool steels	< 850 N/mm²	E	60	0,032	0,039	0,051	0,068
	850-1100 N/mm²	E	45	0,028	0,034	0,045	0,062
	1100-1300 N/mm²	E	35	0,028	0,034	0,045	0,062
High-speed steels	850-1200 N/mm²	E	30	0,028	0,034	0,045	0,062
Spring steels	< 1200 N/mm²	E	35	0,028	0,036	0,051	0,068
Stainless steels, sulphurated	< 700 N/mm²	E	60	0,028	0,036	0,051	0,068
Stainless steels, austenitic	< 700 N/mm²	E	50	0,036	0,045	0,056	0,068
Stainless steels, austenitic	< 850 N/mm²	-	40	0,045	0,056	0,068	0,090
Stainless steels, martensitic	< 1100 N/mm²	-	35	0,045	0,056	0,068	0,090
Cast iron	< 180 HB	E	80	0,045	0,056	0,068	0,090
Cast iron	> 180 HB	E	70	0,036	0,045	0,056	0,068
Nodular graphite, malleable iron	> 180 HB	E	65	0,045	0,056	0,079	0,101
Nodular graphite, malleable iron	> 260 HB	E	55	0,045	0,056	0,079	0,101
Aluminium, aluminium alloys	< 530 N/mm²	E	230	0,045	0,056	0,079	0,101
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	180	0,045	0,056	0,079	0,101
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	-	140	0,045	0,056	0,079	0,101
Magnesium, magnesium alloys	< 280 N/mm²	-	230	0,045	0,056	0,079	0,101
Graphite		-	80	0,045	0,056	0,079	0,101

Cutting values for roughing copy
For dia. 1-7.9
Material designation	Tensile strength	Cooling	v_c	f_z
				Dia. 1-1.9	Dia. 2-3.9	Dia. 4-5.9	Dia. 6-7.9
General structural steels	< 500 N/mm²	E	90	0,006	0,013	0,025	0,037
General structural steels	500-850 N/mm²	E	80	0,006	0,013	0,025	0,037
Carbon steels	< 850 N/mm²	E	80	0,006	0,013	0,025	0,037
Carbon steels	850-1000 N/mm²	E	65	0,004	0,008	0,016	0,025
Unalloyed heat-treated steels	< 700 N/mm²	E	80	0,006	0,013	0,025	0,037
	700-850 N/mm²	E	70	0,006	0,013	0,025	0,037
	850-1000 N/mm²	E	65	0,004	0,008	0,016	0,025
Alloyed heat-treated steels	850-1000 N/mm²	E	60	0,004	0,008	0,016	0,025
Alloyed heat-treated steels	1000-1200 N/mm²	E	45	0,003	0,007	0,014	0,023
Unalloyed case-hardening steels	< 750 N/mm²	E	80	0,006	0,013	0,025	0,037
Alloyed case-hardening steels	< 1000 N/mm²	E	60	0,004	0,008	0,016	0,025
Alloyed case-hardening steels	1000-1200 N/mm²	E	45	0,003	0,007	0,014	0,023
Nitriding steels	< 1000 N/mm²	E	60	0,004	0,008	0,016	0,025
Nitriding steels	1000-1200 N/mm²	E	45	0,003	0,007	0,014	0,023
Tool steels	< 850 N/mm²	E	60	0,004	0,008	0,016	0,025
	850-1100 N/mm²	E	45	0,003	0,007	0,014	0,023
	1100-1300 N/mm²	E	35	0,003	0,007	0,014	0,023
High-speed steels	850-1200 N/mm²	E	30	0,003	0,007	0,014	0,023
Spring steels	< 1200 N/mm²	E	35	0,003	0,007	0,013	0,019
Stainless steels, sulphurated	< 700 N/mm²	E	60	0,003	0,007	0,013	0,019
Stainless steels, austenitic	< 700 N/mm²	E	50	0,005	0,009	0,018	0,027
Stainless steels, austenitic	< 850 N/mm²	-	40	0,006	0,011	0,023	0,034
Stainless steels, martensitic	< 1100 N/mm²	-	35	0,006	0,011	0,023	0,034
Cast iron	< 180 HB	E	80	0,006	0,011	0,023	0,034
Cast iron	> 180 HB	E	70	0,005	0,009	0,018	0,027
Nodular graphite, malleable iron	> 180 HB	E	65	0,006	0,011	0,023	0,034
Nodular graphite, malleable iron	> 260 HB	E	55	0,006	0,011	0,023	0,034
Aluminium, aluminium alloys	< 530 N/mm²	E	230	0,006	0,011	0,023	0,034
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	180	0,006	0,011	0,023	0,034
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	-	140	0,006	0,011	0,023	0,034
Magnesium, magnesium alloys	< 280 N/mm²	-	230	0,006	0,011	0,023	0,034
Graphite		-	80	0,006	0,011	0,023	0,034

Legend
E = emulsion		a_e = 0.03xd1
v_c = cutting speed [m/min]
f_z = feed per tooth [mm/t]		a_p = 0.03xd1
a_e = cutting thickness (radial)
a_p = cutting thickness (axial)
The suggested cutting values are reference values and must be adapted to the respective conditions.

Cutting values for finishing copying
For dia. 8-20
Material designation	Tensile strength	Cooling	v_c	f_z
				Dia. 8-9.9	Dia. 10-11.9	Dia. 12-15.9	Dia. 16-20
General structural steels	< 500 N/mm²	E	100	0,071	0,081	0,090	0,100
General structural steels	500-850 N/mm²	E	90	0,071	0,081	0,090	0,100
Carbon steels	< 850 N/mm²	E	90	0,071	0,081	0,090	0,100
Carbon steels	850-1000 N/mm²	E	75	0,051	0,061	0,071	0,090
Unalloyed heat-treated steels	< 700 N/mm²	E	90	0,071	0,081	0,090	0,100
	700-850 N/mm²	E	85	0,071	0,081	0,090	0,100
	850-1000 N/mm²	E	75	0,051	0,061	0,071	0,090
Alloyed heat-treated steels	850-1000 N/mm²	E	70	0,051	0,061	0,071	0,090
Alloyed heat-treated steels	1000-1200 N/mm²	E	60	0,045	0,056	0,068	0,079
Unalloyed case-hardening steels	< 750 N/mm²	E	90	0,071	0,081	0,090	0,100
Alloyed case-hardening steels	< 1000 N/mm²	E	70	0,051	0,061	0,071	0,090
Alloyed case-hardening steels	1000-1200 N/mm²	E	60	0,045	0,056	0,068	0,079
Nitriding steels	< 1000 N/mm²	E	70	0,051	0,061	0,071	0,090
Nitriding steels	1000-1200 N/mm²	E	60	0,045	0,056	0,068	0,079
Tool steels	< 850 N/mm²	E	70	0,051	0,061	0,071	0,090
	850-1100 N/mm²	E	60	0,045	0,056	0,068	0,079
	1100-1300 N/mm²	E	45	0,045	0,056	0,068	0,079
High-speed steels	850-1200 N/mm²	E	40	0,045	0,056	0,068	0,079
Wear-resistant constructional steel	1300 N/mm²	E	30	0,036	0,034	0,061	0,079
Spring steels	< 1200 N/mm²	E	45	0,045	0,056	0,068	0,079
Stainless steels, sulphurated	< 700 N/mm²	E	60	0,051	0,061	0,071	0,096
Stainless steels, austenitic	< 700 N/mm²	E	60	0,051	0,061	0,071	0,096
Stainless steels, austenitic	< 850 N/mm²	E	50	0,045	0,056	0,068	0,096
Stainless steels, martensitic	< 1100 N/mm²	E	35	0,045	0,056	0,068	0,096
Special alloys	< 1200 N/mm²	E	20	0,036	0,034	0,061	0,079
Cast iron	< 180 HB	-	90	0,061	0,081	0,100	0,120
Cast iron	> 180 HB	-	80	0,061	0,081	0,100	0,120
Nodular graphite, malleable iron	> 180 HB	-	70	0,061	0,081	0,100	0,120
Nodular graphite, malleable iron	> 260 HB	E	60	0,061	0,081	0,100	0,120
Aluminium, aluminium alloys	< 530 N/mm²	E	400	0,053	0,071	0,089	0,114
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	E	300	0,053	0,071	0,089	0,114
Aluminium, cast aluminium alloys > 10 % Si	< 600 N/mm²	E	250	0,053	0,071	0,089	0,114
Magnesium, magnesium alloys	< 280 N/mm²	E	400	0,053	0,071	0,089	0,114
Graphite	-	-	90	0,061	0,081	0,100	0,120

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