HPC solid carbide drill Speeddrill 4.0-Universal, DIN 6537K, 3xD short, 4 drill heels, with internal cooling

Name: HPC solid carbide drill Speeddrill 4.0-Universal, DIN 6537K, 3xD short, 4 drill heels, with internal cooling
Brand: Würth
SKU: 5443010003

Twist drill SD4.0 DIN 6537K type N IC ANTRADUR Uni
DRL-SP4.0-DIN6537K-UV-AD-IK-HA-D3,17MM

Art.-no. 5443010003

EAN 4062856106615

All versions

Specification

Solid carbide high performance drill bit with interior cooling channels for universal applications. The special surface treatment results in perfect chip removal. Optimal roundness of the hole through 4 drill heels allows precise alignment of the hole with optimal surface quality. Generation 4.0 sets new standards in machining performance.

Technical information


Product code	6867
Material to be processed	Steel, Cast metal, Stainless steel, Titanium, Non-ferrous metal
Standards	DIN 6537
Design	Short
Surface	ANTRADUR
Max. drilling depth (D)	3xD
Cutting material	SC
Number of guiding chamfers	4 PCS
Angle of the tip	140 Degree
Number of cutting edges	2 PCS
Coolant supply	Internal
Diameter (d1)	3.17 mm
Shank style	Cylindrical DIN 6535-HA
Length (l1)	62 mm
Chip flute length (l2)	20 mm
Tolerance of cutting edge diameter	h7
Shank diameter (d2)	6 mm
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, Titanium, Titanium alloys, Copper, Brass, Aluminium

Cutting values for solid carbide high-performance drill Speeddrill 4.0
For dia. 3 to dia. 12
Material designation	Tensile strength	Cooling	v_c	f
				Dia. 3-5.9	Dia. 6-8.9	Dia. 9.0-11.9	Dia. 12
General structural steels	< 500 N/mm²	IC	175	0,224	0,308	0,392	0,476
General structural steels	500-850 N/mm²	IC	161	0,224	0,308	0,392	0,476
Carbon steels	< 850 N/mm²	IC	161	0,224	0,308	0,392	0,476
Carbon steels	850-1000 N/mm²	IC	161	0,224	0,308	0,392	0,476
Unalloyed heat-treated steels	< 700 N/mm²	IC	161	0,210	0,294	0,378	0,448
	700-850 N/mm²	IC	154	0,210	0,294	0,378	0,448
	850-1000 N/mm²	IC	147	0,112	0,168	0,210	0,280
Alloyed heat-treated steels	850-1000 N/mm²	IC	154	0,112	0,168	0,210	0,280
Alloyed heat-treated steels	1000-1200 N/mm²	IC	140	0,112	0,168	0,210	0,280
Unalloyed case-hardening steels	< 750 N/mm²	IC	161	0,224	0,308	0,392	0,476
Alloyed case-hardening steels	< 1000 N/mm²	IC	154	0,224	0,308	0,392	0,476
Alloyed case-hardening steels	1000-1200 N/mm²	IC	119	0,210	0,294	0,378	0,448
Nitriding steels	< 1000 N/mm²	IC	140	0,112	0,168	0,210	0,280
Nitriding steels	1000-1200 N/mm²	IC	133	0,112	0,168	0,210	0,280
Tool steels	< 850 N/mm²	IC	112	0,112	0,168	0,210	0,280
Tool steels	850-1100 N/mm²	IC	91	0,112	0,168	0,210	0,280
Stainless steels, sulphurated	< 700 N/mm²	IC	100	0,100	0,160	0,200	0,200
Stainless steels, austenitic	< 700 N/mm²	IC	95	0,100	0,160	0,200	0,200
Stainless steels, austenitic	< 850 N/mm²	IC	95	0,100	0,160	0,200	0,200
Stainless steels, martensitic	< 1100 N/mm²	IC	90	0,100	0,160	0,200	0,200
Cast iron	< 180 HB	IC	196	0,280	0,350	0,490	0,560
Cast iron	> 180 HB	IC	168	0,280	0,350	0,490	0,560
Nodular graphite, malleable iron	> 180 HB	IC	168	0,180	0,250	0,320	0,420
Nodular graphite, malleable iron	> 260 HB	IC	154	0,180	0,250	0,320	0,420
Titanium, titanium alloys	< 850 N/mm²	IC	60	0,060	0,120	0,180	0,180
Aluminium, aluminium alloys	< 530 N/mm²	IC	360	0,224	0,308	0,392	0,476
Aluminium, cast aluminium alloys < 10 % Si	< 600 N/mm²	IC	360	0,224	0,308	0,392	0,476
Magnesium, magnesium alloys	< 280 N/mm²	IC	360	0,224	0,308	0,392	0,476
Copper, low-alloy	< 350 N/mm²	IC	160	0,112	0,168	0,210	0,280
Brass, short-chipping	< 600 N/mm²	IC	200	0,112	0,168	0,210	0,280
Brass, long-chipping	< 600 N/mm²	IC	200	0,112	0,168	0,210	0,280
Bronze, short-chipping	< 600 N/mm²	IC	200	0,112	0,168	0,210	0,280
Bronze, short-chipping	650-850 N/mm²	IC	200	0,112	0,168	0,210	0,280
Bronze, long-chipping	< 850 N/mm²	IC	200	0,112	0,168	0,210	0,280
Bronze, long-chipping	850-1200 N/mm²	IC	200	0,112	0,168	0,210	0,280

Key
IC = internal cooling
v_c = cutting speed [m/min]
f = feed [mm/r]
The suggested cutting values are reference values and must be adapted to the respective conditions.