SC twist drill bit, internal cooling DIN 6537L
Twist drill SD DIN6537L 5xD type W IC ZOX Alu
DRL-TWST-DIN6537L-AL-IC-SC-ZOX-HB-D2,8MM
Art.-no.
5443002638
EAN 4055375914717
Price for selected packaging unit
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With internal cooling channels, in particular for machining aluminium. 6 drill heels ensure very high alignment accuracy and stabilisation of the drill bit, including with very high cutting speeds and feed rates. Special coating prevents built-up edges owing to extremely smooth surface.
Product information
Datasheets(X)
 | |
Product code | 6847 |
Material to be processed | Copper, Brass, Aluminium |
Standards | DIN 6537 |
Design | Long |
Surface | ZOX |
Max. drilling depth (D) | 5xD |
Cutting material | SC |
Number of guiding chamfers | 6 PCS |
Angle of the tip | 135 Degree |
Number of cutting edges | 2 PCS |
Coolant supply | Internal |
Diameter (d1) | 2.8 mm |
Shank style | Cylindrical DIN 6535-HB |
Length (l1) | 57 mm |
Chip flute length (l2) | 21 mm |
Tolerance of cutting edge diameter | h7 |
Shank diameter (d2) | 4 mm |
Tolerance of shank diameter | h6 |
Material of sub-group | Copper, Brass, Aluminium |
| Cutting values for solid carbide high-performance drill Speeddrill, aluminium, 5xd1 with internal cooling | |||||
| For dia. 2.8 to dia. 8.9 | |||||
| Material designation | Tensile strength | Cooling | vc | f | |
| Dia. 2.8 to dia. 5.9 | Dia. 6 to dia. 8.9 | ||||
| Aluminium, aluminium alloys | < 530 N/mm² | E | 360 | 0,300 | 0,400 |
| Aluminium, cast aluminium alloys < 10 % Si | < 600 N/mm² | E | 360 | 0,350 | 0,450 |
| Aluminium, cast aluminium alloys > 10 % Si | < 600 N/mm² | E | 350 | 0,300 | 0,400 |
| Copper, low-alloy | < 350 N/mm² | E | 160 | 0,230 | 0,300 |
| Brass, short-chipping | < 600 N/mm² | E | 200 | 0,230 | 0,300 |
| Brass, long-chipping | < 600 N/mm² | E | 200 | 0,230 | 0,300 |
| Bronze, short-chipping | < 600 N/mm² | E | 200 | 0,230 | 0,300 |
| 650-850 N/mm² | E | 200 | 0,230 | 0,300 | |
| Bronze, long-chipping | < 850 N/mm² | E | 200 | 0,230 | 0,300 |
| 850-1200 N/mm² | E | 200 | 0,230 | 0,300 | |
| Legend |
| 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, aluminium, 5xd1 with internal cooling | |||||
| For dia. 9 to dia. 16 | |||||
| Material designation | Tensile strength | Cooling | vc | f | |
| Dia. 9 to dia. 11.9 | Dia. 12 to dia. 16 | ||||
| Aluminium, aluminium alloys | < 530 N/mm² | E | 360 | 0,500 | 0,600 |
| Aluminium, cast aluminium alloys < 10 % Si | < 600 N/mm² | E | 360 | 0,550 | 0,650 |
| Aluminium, cast aluminium alloys > 10 % Si | < 600 N/mm² | E | 350 | 0,500 | 0,600 |
| Copper, low-alloy | < 350 N/mm² | E | 160 | 0,380 | 0,450 |
| Brass, short-chipping | < 600 N/mm² | E | 200 | 0,380 | 0,450 |
| Brass, long-chipping | < 600 N/mm² | E | 200 | 0,380 | 0,450 |
| Bronze, short-chipping | < 600 N/mm² | E | 200 | 0,380 | 0,450 |
| 650-850 N/mm² | E | 200 | 0,380 | 0,450 | |
| Bronze, long-chipping | < 850 N/mm² | E | 200 | 0,380 | 0,450 |
| 850-1200 N/mm² | E | 200 | 0,380 | 0,450 | |
