Grain cleaning sieve. Seedburo Dockage Sieves are manufactured to comply with the specification of the U. It is used to spate impurities from raw grain to achieve the purpose of cleaning up the raw grain such as wheat and maize. Grain cleaning hand screens including Metal Hand Sieves and Hand Tester Kits. Most sieves are available in commercial or precision grades. They improve the quality of the crop by the out-clean of coarse and / or fine impurities. The combine sieve is operated by a series of rotating shafts and belts that move the grain and chaff through the different layers of screens, resulting in a clean and separated harvest of grain. Department of Agriculture. Its durable and optimized design ensures an efficiency coarse cleaning process and excellent reception capabilities. The difficult impurities like Strings, Straws , loose sticks in the material are checked and removed by the top Drum Separator. Flaman Grain Cleaning & Handling houses Western Canadas largest inventory of perforated material for any type of screen you may need. m8a whot3 liyo npir taetgpz s7l3i jgwegb 2hn bapzh h8w