Tang, Saiyu, and Liang Guo. “Design of a Variable-Pitch Screw Feeder for Ultrafine Calcium Carbonate Powder Based on EDEM Simulation”. Scientific Journal of Technology 8, no. 3 (March 22, 2026): 239–252. Accessed April 30, 2026. https://sjtechnology.org/index.php/ojs/article/view/366.