Vibrating Sieve Is For Pellet Classifying And Selecting. all The Parts Having Contact With The Material Are Made Of High Quality Stainless Steel, there Are Two Layers And Three Outlets In The Sieve, which Means Two Layers And Three Outlets In The Sieve ,which Means Two Layers And Three Outlets For Pellets Of Different Size .the Sieve Is Equipped With Vibrating Motor, by Continuous Feeding And Discharging, there Is No Need Of Manual Operation. the Diameter Of The Upper Layer Hole Is Φ5mm and Ф2mm for Lower Layer, the Hole Diameter Can Be Customized.