... , dismantlement and movement, safe operation.3. This series Stainless Steel Cement Screw Feeder is applicable to convey all kinds of ... cement, sands, grain, small sized coal, pebble and cast iron scraps, and not suitable for conveying large viscosity materials, easy caking ... materials and metamorphic materials.4.The Stainless Steel Cement Screw Feeder Feeder can be divided into level, ...