- Power Transmission - Mechanical components
- Mechanical Transmission
- Bellows coupling
- R + W Coupling Technology
Flexible coupling BKS seriesbellowsshaftcompact
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Characteristics
- Type
- flexible, bellows
- Product applications
- shaft
- Construction
- compact, metal bellows, stainless steel
- Other characteristics
- torque, ATEX, custom-made
- Installation system
- flange
- Torque
Max.: 500 Nm
(368.7811 ft.lb)Min.: 15 Nm
(11.0634 ft.lb)- Rotational speed
Max.: 60,000 rpm
(376,991.12 rad.min-1)Min.: 30,000 rpm
(188,495.56 rad.min-1)
Description
Fully stainless steel bellows coupling with welded clamping hub
Features
For high temperatures
For moisture and aggressive media
Welded version
Temperatur range
-40 °C to +300 °C (-40 °F to +572°F)
Design
Two clamping hubs concentrically mounted to flexible bellows
Brief overloads of up to 1.5x the rated torque are acceptable
Bellows-hub connection welded
Material
Bellows: high grade stainless steel
Hubs: high grade stainless steel (1.4301)
Screws: Grade 12.9 Geomet coated
Properties
General information
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
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
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
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Catalogs
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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.