This video shows the feeder table travelling in both directions with the operation of the feeder cylinders. Large loads can be fed during each stroke and the stroke rate can be changed very easily in the trommel power unit. The stroke rate will suit the feed material type and its condition.
This a heavy duty design.
Hercules Trommel Rotary Trommel Screen suitable for scalping and producing rip rap. www.herculestrommels.co.uk