ATORN shrink-fit chuck SK40 (ISO 7388-1) dia. 3 mm A=120 mm
Brand: ATORN
DIN: 69871-1
Art.-no. 23424553
Manufacturer article no. 21044725
EAN 4050293369991
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Application
For clamping cutters and drills with straight shanks in h6 tolerance. Suitable for shrinking onto inductive contact and hot air devices.
Execution
- Guarantees maximum concentricity of 0.003 mm
- Shrink grip and shrink release of carbide and HSS tools
- Hardness 52 + 2 HRC
- Maximum coolant pressure 80 bar
- Adjustment travel 10 mm, can be adjusted on both sides
- 4 additional drill holes for fine balancing
- With Balluff chip hole
Advantage
- High transmittable torques
- Heat-resistant and high-temperature tool steel 1,600-1,800 N/mm²
- 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The previous standard DIN 69871-1 was superseded by ISO 7388-1.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 (ISO 7388-1)
Product information
CAD data (available after login)
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Brand | ATORN |
Tool holding device | SK 40 |
Clamping diameter (d) | 3 mm |
Projecting length (A) | 120 mm |
Tapered diameter (d2) | 9 mm |
Outer diameter (D) | 16 mm |
Max. clamp in depth (max. L2) | 28 mm |
Form | AD/AF |
Max. adjustment travel (max. V) | 10 mm |
Concentricity tolerance | 0.003 mm |
Suitable for thread (G) | M6 |
Coolant supply | Internal |
Balancing quality | G 2.5 at 25,000 rpm |
DIN | 69871-1 |
