ATORN hydraulic expansion chuck SK40 dia. 20 mm A=64.5 mm short/heavy
Brand: ATORN
Art.-no. 23338223
Manufacturer article no. 21040010
EAN 4050293359183
Individual prices for customers after login
Application
For high precision centric clamping of drilling, reaming and milling tools.
Execution
- Concentricity tolerance < 0.003 mm
- With axial longitudinal adjustment
- Reducing sleeves for flexible application
- Coolant pressure up to 80 bar
- Temperature-resistant up to 50 °C
Advantage
- Vibration-damping effect reduces micro-cracks and improves workpiece surfaces
- Damping properties increase the service life of the tool and machine spindle
- High torque transfer (dia. 20 = 400 Nm/dia. 32 = 730 Nm)
- All standard shanks can be clamped (dia. tolerance h6)
Notes
The previous standard DIN 69871-1 was replaced by ISO 7388-1.
Delivery
1x SK40 hydraulic expansion chuck (ISO 7388-1)
 | |
Brand | ATORN |
Tool holding device | SK 40 |
Clamping diameter (d) | 20 mm |
Projecting length (A) | 64.5 mm |
Form | AD |
Outer diameter (D) | 51 mm |
Clamp in depth (l2) | 61 mm |
Max. adjustment travel (max. V) | 10 mm |
Coolant supply | Internal |
Suitable for thread (G) | M16 x 1 |
Balancing quality | G 2.5 at 25,000 rpm |
Concentricity tolerance | 0.003 mm |
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