R+W
EK1 - Elastomer coupling
With keyway mounting
Low-priced, high concentricity, low backlash (keyway)
Features
- Low-priced
- High concentricity
- Low backlash (keyway)
Fit clearance
- Overall shaft / hub clearance of 0.01 – 0.05 mm
Special solutions
- Various materials, tolerances, dimensions and performance ratings available for custom applications on request
Applications
- ATEX (Optional) For use in hazardous zones 1/21 and 2/22, the metal bellows has been authorized under directive 94/9/EG and is available with certification.
- Temperature range Depending on elastomer insert
Technical Specifications
Design
- Two concentriclly machined hubs with curved jaws, keyways and set screws
- From series 2500 elastomer insert consists of five individual segments
Material
- Hubs: up to 450 series – high-strength aluminum, from series 800 – steel, from series 2500 – GGG40
- Elastomer insert: wear-resistant thermally stable TPU
Service life
- R+W bellows couplings are fatigue resistant and wear free for an infinite service life, as long as the technical limits are not exceeded
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