Brand: ATORN
DIN: 69871-1
Art.-no. 23427073
Manufacturer article no. 21044796
EAN 4050293408850
Application
For clamping milling tools and drill bits with h6 shaft tolerance. Suitable for inductive, contact and hot air shrinking devices.
Execution
- Shrink grip and shrink release of carbide and HSS tools
- Hardness 52 + 2 HRC
- Maximum coolant pressure 80 bar
- 4 additional drill holes for fine balancing
- With Balluff chip hole
- Glass bead blasted
Advantage
- Slim design, extremely low interference contour
- High transmittable torques
- High positioning and repeat accuracy
- Ideal for high rotation speeds
Notes
The previous standard DIN 69871-1 was superseded by ISO 7388-1.
Delivery
1x SK40 shrink-fit chuck 3° (ISO 7388-1)
Brand | ATORN |
Tool holding device | SK 40 |
Clamping diameter (d) | 20 mm |
Projecting length (A) | 200 mm |
Tapered diameter (d2) | 26 mm |
Outer diameter (D) | 38 mm |
Max. clamp in depth (max. L2) | 52 mm |
Form | AD/AF |
Max. adjustment travel (max. V) | 10 mm |
Concentricity tolerance | 0.003 mm |
Width across flats | 5 mm |
Suitable for thread (G) | M16 x 1 |
Coolant supply | Internal |
Balancing quality | G 2.5 at 25,000 rpm |
DIN | 69871-1 |