Product Use It is mainly in the grading selection by the rice processing factory. It features superiorities of tight structure, stable performance, convenient operation maintenance and high abstraction rate for whole rice etc. Product Features This machine can shift milled rice efficiently and accurately into several classes: head rice, large broken. medium broken, small broken, and etc.We have four trays and five trays models. and blower type.Features :Accurate and efficient sifiing; Easy selection of sieve size ;Completely sealed sieve frame‚