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shrink-fit chuck BT40, slim, 3°, D20 A120 ISO 7388-2 coolant supply type J

shrink-fit chuck BT40, slim, 3°, D20 A120 ISO 7388-2 coolant supply type J

shrink-fit chuck BT40, slim, 3°, D20 A120 ISO 7388-2 coolant supply type J
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Item no: 1021653 121 

Online price:

Available in 5-7 working days.

Application
For clamping cutters and drills with straight shanks in h6 tolerance. Suitable for heavy-duty machining and all high-power applications. Suitable for inductive, contact and hot air shrinking 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
  • 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 BT40 shrink-fit chuck 3° (ISO 7388-2)

Notes
The previous standard JIS B 6339 MAS BT was replaced by ISO 7388-2.

Brand: ATORN
Clamping diameter (d): 20 mm
Tapered diameter (d2): 26 mm
Outer diameter (D): 35 mm
Projecting length (A): 120 mm
Max. clamp in depth (l2): 52 mm
Suitable for thread (G): M16 x 1
Width across flats: 8 mm
Max. adjustment travel (max. V): 10 mm
Balancing quality: G 2.5 at 25,000 rpm

ATORN-No.: 21044862

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