Thanks to the new S 35 spin box and improved technology, the semi-automated R 35 rotor spinning machine is able to process a wider range of raw materials. With 500 spinning positions, it achieves maximum production rates, explain Karel Bonek and Jagadish Gujar. The R 35 semi-automated rotor spinning machine is the economical alternative to produce quality yarns Ne 2 to Ne 40 using state-of-the art technology.