SC twist drill bit DIN 6537K
Twist drill SD DIN 6537K type N TiAlN-S Uni
DRL-TWST-DIN6537K-UV-SC-TNS-HA-D18,2MM
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Datasheets(X)
Product code | 6727 |
Material to be processed | Steel, Cast metal, Stainless steel, Copper, Brass, Aluminium, Plastic |
Standards | DIN 6537 |
Design | Short |
Surface | TiAlN-S |
Max. drilling depth (D) | 3xD |
Cutting material | SC |
Number of guiding chamfers | 2 PCS |
Angle of the tip | 140 Degree |
Number of cutting edges | 2 PCS |
Coolant supply | External |
Diameter (d1) | 18.2 mm |
Shank style | Cylindrical DIN 6535-HA |
Length (l1) | 131 mm |
Chip flute length (l2) | 79 mm |
Tolerance of cutting edge diameter | h7 |
Shank diameter (d2) | 20 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, Copper, Brass, Aluminium, Plastics |
Legend |
T = dry |
E = emulsion |
vc = cutting speed [m/min] |
f = feed [mm/r] |
The suggested cutting values are reference values and must be adapted to the respective conditions. |
Cutting values for solid carbide high-performance drill Speeddrill, 3xd1 without internal cooling | |||||||
For dia. 1 to dia. 8.9 | |||||||
Material designation | Tensile strength | Cooling | vc | f | |||
Dia. 1 to dia. 1.9 | Dia. 2 to dia. 2.9 | Dia. 3 to dia. 5.9 | Dia. 6 to dia. 8.9 | ||||
General structural steels | < 500 N/mm² | E | 105 | 0,06 | 0,09 | 0,16 | 0,22 |
500-850 N/mm² | E | 90 | 0,06 | 0,09 | 0,16 | 0,22 | |
Machining steels | < 850 N/mm² | E | 105 | 0,06 | 0,09 | 0,16 | 0,22 |
850-1000 N/mm² | E | 90 | 0,06 | 0,09 | 0,16 | 0,22 | |
Unalloyed heat-treated steels | < 700 N/mm² | E | 85 | 0,05 | 0,08 | 0,15 | 0,21 |
700-850 N/mm² | E | 85 | 0,05 | 0,08 | 0,15 | 0,21 | |
850-1000 N/mm² | E | 85 | 0,03 | 0,05 | 0,08 | 0,12 | |
Alloyed heat-treated steels | 850-1000 N/mm² | E | 85 | 0,03 | 0,05 | 0,08 | 0,12 |
1000-1200 N/mm² | E | 80 | 0,03 | 0,05 | 0,08 | 0,12 | |
Non-alloyed case-hardening steels | < 750 N/mm² | E | 100 | 0,06 | 0,09 | 0,16 | 0,22 |
Alloyed case-hardening steels | < 1000 N/mm² | E | 90 | 0,06 | 0,09 | 0,16 | 0,22 |
1000-1200 N/mm² | E | 85 | 0,05 | 0,08 | 0,15 | 0,21 | |
Nitriding steels | < 1000 N/mm² | E | 85 | 0,03 | 0,05 | 0,08 | 0,12 |
1000-1200 N/mm² | E | 85 | 0,03 | 0,05 | 0,08 | 0,12 | |
Tool steels | < 850 N/mm² | E | 65 | 0,03 | 0,05 | 0,08 | 0,12 |
850-1100 N/mm² | E | 55 | 0,03 | 0,05 | 0,08 | 0,12 | |
Spring steels | < 1200 N/mm² | E | 45 | 0,03 | 0,05 | 0,08 | 0,12 |
Cast iron | < 180 HB | T/E | 120 | 0,08 | 0,13 | 0,20 | 0,25 |
> 180 HB | T/E | 100 | 0,08 | 0,13 | 0,20 | 0,25 | |
Spheroidal graphite, malleable iron | > 180 HB | E | 100 | 0,05 | 0,08 | 0,13 | 0,18 |
> 260 HB | E | 95 | 0,05 | 0,08 | 0,13 | 0,18 |
Cutting values for solid carbide high-performance drill Speeddrill, 3xd1 without internal cooling | ||||||
For dia. 9 to dia. 20 | ||||||
Material designation | Tensile strength | Cooling | vc | f | ||
Dia. 9 to dia. 11.9 | Dia. 12 to dia. 15.9 | Dia. 16 to dia. 20 | ||||
General structural steels | < 500 N/mm² | E | 105 | 0,28 | 0,34 | 0,40 |
500-850 N/mm² | E | 90 | 0,28 | 0,34 | 0,40 | |
Machining steels | < 850 N/mm² | E | 105 | 0,28 | 0,34 | 0,40 |
850-1000 N/mm² | E | 90 | 0,28 | 0,34 | 0,40 | |
Unalloyed heat-treated steels | < 700 N/mm² | E | 85 | 0,27 | 0,32 | 0,38 |
700-850 N/mm² | E | 85 | 0,27 | 0,32 | 0,38 | |
850-1000 N/mm² | E | 85 | 0,15 | 0,20 | 0,26 | |
Alloyed heat-treated steels | 850-1000 N/mm² | E | 85 | 0,15 | 0,20 | 0,26 |
1000-1200 N/mm² | E | 80 | 0,15 | 0,20 | 0,26 | |
Non-alloyed case-hardening steels | < 750 N/mm² | E | 100 | 0,28 | 0,34 | 0,40 |
Alloyed case-hardening steels | < 1000 N/mm² | E | 90 | 0,28 | 0,34 | 0,40 |
1000-1200 N/mm² | E | 85 | 0,27 | 0,32 | 0,38 | |
Nitriding steels | < 1000 N/mm² | E | 85 | 0,15 | 0,20 | 0,26 |
1000-1200 N/mm² | E | 85 | 0,15 | 0,20 | 0,26 | |
Tool steels | < 850 N/mm² | E | 65 | 0,15 | 0,20 | 0,26 |
850-1100 N/mm² | E | 55 | 0,15 | 0,20 | 0,26 | |
Spring steels | < 1200 N/mm² | E | 45 | 0,15 | 0,20 | 0,26 |
Cast iron | < 180 HB | T/E | 120 | 0,35 | 0,40 | 0,46 |
> 180 HB | T/E | 100 | 0,35 | 0,40 | 0,46 | |
Spheroidal graphite, malleable iron | > 180 HB | E | 100 | 0,23 | 0,30 | 0,36 |
> 260 HB | E | 95 | 0,23 | 0,30 | 0,36 |