ATORN ultra-slim BT40 hydraulic expansion chuck (ISO 7388-2) dia. 3 mm A=120 mm
HYDRODEHNSPANNFUTTER-ULTRASCHLANK-BT40-X
Art.-no. 1970939991
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Application
Produced using an innovative process, the ultra-slim hydro expansion chuck combines the advantages of an expansion chuck and a shrink-fit chuck in a single product.
Execution
- Extremely high clamping forces
- Extremely high temperature resistance (up to 120 °C) ensures that the chuck retains its accuracy
- Slim shrink-fit chuck-style design makes it suitable for narrow interference contours
- Excellent damping properties
- Max. concentricity < 0.003 mm
- Standard tool changes as with expansion chucks without requiring additional devices
- Reducer bushings enable various applications
- Pre-balanced to G2.5/25,000 rpm
Notes
The previous standard JIS B 6339 MAS BT was replaced by ISO 7388-2.
Delivery
1x ultra-slim BT40 hydraulic expansion chuck (ISO 7388-2)
Datasheets(X)
 | |
Brand | ATORN |
EAN | 4050293440492 |
Manufacturer Part Number | 21044649 |
Tool holding device | BT 40 |
Clamping diameter (d) | 3 mm |
Projecting length (A) | 120 mm |
Tapered diameter (d2) | 9 mm |
Outer diameter (D) | 49.5 mm |
Clamp in depth (l2) | 28 mm |
Clearance length to collar (l3) | 72 mm |
Max. adjustment travel (V) | 16 mm |
Form | JD/JF |
Thread dimension (G) | M2.5 |
Coolant supply | Internal axial |
Concentricity tolerance | 0.003 mm |
Balancing quality | G 2.5 at 25,000 rpm |
Harmonized System Code | 84661038 |
Gross Weight | 1.300 kg |