Robust machine of all steel construction. Cyclone aspirator fan. Low level feed hopper equipped with feed control gate. Specially designed buber ball to check sieve perforation clogging. Stepless variable air controls. Air Chamber, Sieve Deck assembly and spouts are self cleaning type. Belt guard provided. Sieve reciprocating provided by means of eccentric and connecting rods. Optional Accessories Available Dust Collector, Air Trunk, Surge Bin, Feeding Elevator.