The high efficiency plan sifter consists offour six or eight isolated sections. Mainlyused for grading, screening and separationof ground material(flours, grits etc). Themain frame is made of steel plates integrally bent by the presser. The appearance isneat and compact. The transmission system adopts spring force dividing machinestructure to increase bearing life span. Thewhole machine has a high loading profile.The screening area is large and the performance is excellent.