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Hydraulic expansion chuck SK50 (ISO 7388-1) dia. 20 mm with radial adjustment

Brand: ATORN

Art.-no. 23333750

Manufacturer article no. 21044656

EAN 4050293439885

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Application

Simple, radially adjustable tool holder, ensures the precise friction required. Concentricity and alignment errors can be compensated without vibration, high cutting and service life is consequently ensured. The integrated coolant supply ensures an optimal supply of cooling lubricant to the reamer's cutting edges.

Execution

  • Simple and precise adjustment via adjusting screw.
  • Self-locking due to the thread and the design of the wedge angle on the adjustment wedge, therefore no setting effect.
  • Radial and axial coolant transfer = AD/AF.
  • Radially adjustable to 0.010 mm.
  • Excellent damping properties to increase service life of tools and machine spindles.
  • With 10 mm axial length adjustment.
  • Required pull stud no. 23690.

Advantage

  • Concentricity easily adjustable to 0 μm.
  • Maximum flexibility owing to use of reducing sleeves.
  • Maximum precision and surface quality.
  • Longer service life of cutting tools.
  • High-precision centric clamping.

Notes

The previous standard DIN 69871-1 was superseded by ISO 7388-1.

Delivery

1x hydraulic expansion chuck SK50 (ISO 7388-1) with radial adjustment.

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Brand

ATORN

EAN

4050293439885

Manufacturer Part Number

21044656

Tool holding device

SK 50

Clamping diameter (d)

20 mm

Projecting length (A)

110 mm

Form

AD/AF

Outer diameter (D)

46 mm

Tapered diameter (d2)

38 mm

Diameter (d3)

42 mm

Clear length (l3)

50 mm

Clearance length to collar (l1)

50 mm

Clamp in depth (l2)

51 mm

Max. adjustment travel (max. V)

10 mm

Clamping length (L4)

51 mm

Coolant supply

Internal

Suitable for thread (G)

M8 x 1

Width across flats

3 mm

Balancing quality

G 2.5 at 25,000 rpm

Product Group

2BC

Gross Weight

3.500 kg

Art.-no.
Cust. Mat. No.

Hazardous Material

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Technical information