Profile: WAM U. S. A., Inc. manufactures screw conveyors. We supply a comprehensive product range, that includes equipment for bulk material handling, dust filtration, solids-liquid separation, mixing and vibration technology. Our products include screw conveyors & feeders, bucket elevators, dust collectors, valves, valve actuators, silo safety components, flexible screw conveyors, mixers, blenders, conditioners, granulators, and solids-liquid separation equipment.