Overview: The document provides technical specifications for the EK2 coupling with clamping hub, designed for torque transmission ranging from 6 to 2,150 Nm. It includes details on shaft misalignment, torsional stiffness, and elastomer inserts, with further information available in the handbook on precision couplings.
Specifications:- Torque: Rated torque (TKN) varies by size and elastomer type, ranging from 17 Nm to 950 Nm. Maximum torque (TKmax) ranges from 34 Nm to 2,150 Nm.
- Dimensions: Overall length ranges from 66 mm to 162 mm, with outside diameters from 42 mm to 136.5 mm. Inside diameter range (H7) varies from 8 mm to 80 mm.
- Materials: Hubs are made of high-strength aluminum up to size 450 and steel for size 800. Elastomers are made of wear-resistant, thermally stable TPU.
- Design: Features two concentrically machined hubs with curved jaws and clamping screws, allowing for easy mounting and highly concentric assembly.
Performance:- Speed: Standard speed ranges from 4,000 min-1 to 12,500 min-1, with balanced speeds up to 45,000 min-1.
- Vibration Damping: The design includes vibration damping properties.
Additional Features:- Keyways are optional and can allow for higher torque transmission.
- Clamping screws conform to ISO 4762 standards, with tightening torques ranging from 8 Nm to 290 Nm.
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