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ATORN shrink-fit chuck 3° SK40 (ISO 7388-1) dia. 20 mm A=120 mm

ATORN shrink-fit chuck 3° SK40 (ISO 7388-1) dia. 20 mm A=120 mm

ATORN shrink-fit chuck 3° SK40 (ISO 7388-1) dia. 20 mm A=120 mm
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Item no: 1021605 220 

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Available in 5-7 working days.

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

Delivery
1x SK40 shrink-fit chuck 3° (ISO 7388-1)

Notes
The previous standard DIN 69871-1 was superseded by ISO 7388-1.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
Concentricity tolerance: 0,003 mm
Max. adjustment travel (max. V): 10 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

ATORN-No.: 21044774

EAN no.: 4050293408638

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