ATORN shrink-fit chuck SK40 (ISO 7388-1) dia. 20 mm A=120 mm
Brand: ATORN
DIN: 69871-1
Art.-no. 23424570
Manufacturer article no. 21044736
EAN 4050293370096
Individual prices for customers after login
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The previous standard DIN 69871-1 was superseded by ISO 7388-1.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)
 | |
Brand | ATORN |
Tool holding device | SK 40 |
Clamping diameter (d) | 20 mm |
Projecting length (A) | 120 mm |
Tapered diameter (d2) | 26 mm |
Outer diameter (D) | 36 mm |
Max. clamp in depth (max. L2) | 52 mm |
Form | AD/AF |
Max. adjustment travel (max. V) | 10 mm |
Concentricity tolerance | 0.003 mm |
Suitable for thread (G) | M16 x 1 |
Coolant supply | Internal |
Balancing quality | G 2.5 at 25,000 rpm |
DIN | 69871-1 |
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