Elastomer Couplings EK

Please select a Product:

Elastomer Coupling Model EK7
with expanding shaft from 2 - 2,150 Nm

  • axial hub mounting with
  • expanding shaft
  • very smooth running
  • high clamping forces

Design:
Two coupling hubs are concentrically machined with concave driving jaws.
One side with clamping hub and a radial screw ISO 4762.
One side with an expanding shaft and tapered clamping element Suggested
bore tolerance for the driven shaft: H7.

Temperature range:
The temperature range depends on the choosen Elastomer insert.

Torsional stiffness:
Depends on the Elastomer insert.

Speeds:
See table of Elastomer Coupling EK7. Over 4,000 rpm a finely balanced version is available.

Fit tolerance:
On the hub/shaft connection 0.01 to 0.05 mm.

Material:
Clamping hub: up to series 450 high strength aluminum, from series 800 and up steel.
Expanding shaft & cone: steel.
Elastomer insert: precision molded wear resistant and
thermally stable polymer.

Non-standard application:
Custom designs with varied tolerances, keyways and non-standard material are available upon request.

Technical Data:

  • rated torque from 2 - 2,150 Nm
  • shaft diameter from 4 - 80 mm
Jaw Coupling EK7

Properties of Elastomer Coupling Model EK7:

  • short compact design,
    conserves space while
    reducing costs
  • easy mounting
  • high concentricity
  • axial mounting of the
    expanding shaft
  • backlash free
  • electrical insulating

This Elastomer Coupling is available as ATEX version
for applications in explosive atmosphere.

Possible applications for Elastomer Coupling EK7:

Miniature Metal Bellow Couplings

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