... measuring feeding device, which is widely used in metallurgy, mining, building material, coal and electric power industries to feed all kinds of ... of flow resistanceThe materials which is applicable for sending ore, coal, cement, clinker, limestone, clay, and other powder, granular, or small ... .5KW100010004.2-22850Y100L-4, 2.2KW125012508-427.550Y112L-4, 4KW High quality Disk feeder, save your energy