The DUC FC propeller with its revolutionary shape called WINDSPOON offers unrivalled performance. In the two-bladed or three-bladed version, tractive or pusher, the very specfial profile of the DUC FC blade has been calculated to control the air flow over the whole surface of the WINDSPOON. The centre of forward twist involves the stresses better and ensures a longer life. The results of these developments are : - Better performances, - Lower fuel consumption, - Less noise.
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