Choosing the right conveying equipment is critical for cement plants handling fine powders such as cement, fly ash, and limestone. Air slide conveyors and screw conveyors are two of the most commonly used systems, each with distinct working principles, advantages, and application scenarios. This article compares air slide conveyors and screw conveyors in terms of energy consumption, material suitability, installation layout, and maintenance requirements—helping cement plant engineers select the most efficient solution for their process line.