Grain Grading Machine

Robust machine of all steel & welded construction with structural framework Nylon brushes to check clogging of all grading screen & beaters of scalping screen Low Level feed hopper with fluted rubber roller and feed control Dynamically balanced Aspirator Fan (Blower) Variable double stage air aspiration with step less Air Control Air Chamber, Screen deck assembly & Spouts are self emptying type Burrs and curvature free, easily changeable screen Sieve Oscillation with high carbon steel strip hangers, balanced eccentrics & connecting rod Bag holders are bagging - off height, belt guard and inside light system is provided for safe & easy working Brush Trolley Rollers & brush drive rods with bearings Standard Accessories: 2-meter long air trunk, 1 no. air bend , one set of 3-screens for one particular crop seed and toolkit Optional Accessories: Cyclone dust collector, Additional Air Trunk & Air bend, Additional Screens for various crop seeds, Surge Bin and Feeding Elevator Note: No elevator is required to feed this seed grader as feeding is with pneumatic suctionScreen Arrangement: TOP SCREEN: Removes oversize material / impurities MIDDLE SCREEN: Removes one grade of undersized material BOTTOM SCREEN: Removes second grade of undersized material Operation:Seed/Grain is fed to the feed hopper which are lifted by aspiration and fall on the top screen by feed spout. During lifting process, the heavier matters like stones, iron pieces etc. are separated and drop on the floor. Before falling on the top screen, seeds/grains are subjected to the primary air aspiration which removes dust, straw, chaff and the other lighter impurities. Grains are then pass through three screen arrangement for separation according to width & thickness.