... Screw Conveyor is a equipment which convey bulk cement from cement silo to mixer, or convey the bulk cement into concrete batching machine. Its characteristics ... all kinds of powder, granular, small lump bulk materials, such as clay powder, coal powder, cement, gravel, grain, small block coal, pebbles ... blade thickness5mm Conveyor Capacity40 ton/hEngine power5.5kw-15kw Flexible Cement Screw Conveyor