R + W Coupling Technology

Flexible coupling: elastomer coupling
6 - 400 Nm | EK4 series R + W Coupling Technology

  • flexible coupling: elastomer coupling 6 - 400 Nm | EK4 series R + W Coupling Technology
Two coupling hubs are concentrically machined with curved jaws.
One side with clamping hub and screw per ISO 476.
One side with tapered bore and keyway per customer specifications.


Material:

Clamping hubs D1: high strength aluminum
Conical hub D2: steel
Elastomer insert: precision molded, wear resistant,
and thermally stable polymer


Tolerance:

Overall clearance between shaft and hub 0.01 to 0.05 mm.


Speeds:

See table below
**Please contact R+W
ISO 2.5 balance grade available


Properties of Elastomer Coupling model EK4:

for tapered shafts
short compact design
easy assembly
concentrically machined hubs
backlash free
electrically isolating



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