... durable 2. easy to install Powder Srew Conveyor1. PRODUCT DESCRIPTIONScrew conveyor is the updated model of the GX type screw ... conveyor. The whole conveyor is reliable, durable, adaptable, easy to install. It is suitable ... powder, coal ash, argil, sand, cement, carbamide etc. The screw conveyor is not only used for the concrete batching plant, bituminous ...