Flexible element:

1 Formed of solid natural rubber.
2 ­External steel surround, bonded to the rubber.
3 Triangular hub: a hollow hub bonded to the rubber and attached to the flange 5, or a solid hub which accommodates a grooved or keyed shaft.

Steel flanges:
4 round.
5 triangular.

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The CARDAFLEX coupling is designed with the following features:

– Safe in use.
– Fairly low conical stiffness.
– Compact shape.
– Good performance at high speeds.


– Especially in the case of the CARDAFLEX solid hub coupling, the space occupied by the unit is much reduced.
– The outer surround of the flexible element can be centred directly on-to the flywheel of one of the machines to be coupled.