Bulk materials loaders and unloaders are used to fill and remove powders, granular substances and other bulk solids from bags, bins, boxes, carts, drums, hoppers, rail-cars, trucks, silos, and bulk cargoes.
Common types of bulk materials loaders and unloaders include belt or apron feeders, bin sweep arms, drum or roll feeders, dumpers or tilters, inverters or upenders, load arms or layer loaders, load spouts, pneumatic or vacuum feeders, star feeders, table feeders, vibratory feeders.