Suitable for the cleaning and grading treatment of powdery and granular materials or products in feed mills. Features: » The adoption of balance weight contributes to slight vibration and low noise. » Driving device is running in a non-gear driving way, so there is no need of oil lubricating and oil leakage is avoided. » The tail part is elastic support design, effectively asisting the vibrating sieve to keep balance, reducing noise and improving greatly sifting performance. » Simple and convenient sieve pressing mechanism results in quick sieve changing. Double-deck sifter, triple-deck sifter or double-deck sifter with double inlets available as options (It can customize according to the requirement of client). » Suitable for grading pellets and crumbles, and the secondary recycled grinding technology as well as the cleaning and grading treatment of some granular and powdery materials.