Features: featured shí no dust, greatly change has clear selected screening environment, machine in normal work when no pollution, for in outdoor, and also applies yú indoor featured job, makes clear selected environment no dust flying, this machine distribution has (4-72-2.8A) centrifugal wind machine, Duster, closed wind unloading material box, mobile convenient, total power 3W (II Taiwan motor) each hours 10 tons of clear selected volume. Featured net double sieve separation can be reached 90%. This machine solves the food Shaker sieve after transmission trouble, not only solved the transportation troubles for you, more to clean up any food brought satisfactory results, the conveyor of the machine eliminates unnecessary investment in equipment, small footprint, easy to move, then to repair it! Really small and medium grain cleaning sieve of fighters!