... Spiral Conveyor Manufacture 2013 conveyor, conveyor system, mine spiral conveyor Spiral conveyor is an new transportation equipment with power device,gear box,coupling,screw axis and hanging bearing.the screw ... , dehydrating, customizing material, unloading, stacking during conveyor.Features of screw/spiral conveyor1. High conveying capacity, safe and reliable operation.2. Good adaptability and long ...