Silo Storage. Complete Silo & Unloader Systems For 6' To 60' In Diameter. The Systems Are Designed To Store & Handle A Variety Of Materials Including Wood Chips, Wood Bark, Sawdust, Soybean Meal, Corn Glutten Meal, Meat Meal, Paper Sludge, Powders & Chemicals. The Heavy Duty Sweep Auger Unloaders Undercut The Entire Mass Of Materials Which Prevents Bridging & Enhances First In/First Out Material Flow In Both Flat Bottom & Cone Bottom Silos