Shot blasting machine: This equipment is a multifunctional steel surface treatment device for large-scale cleaning of welded components and steel sections. Equipped with 14 shot blasting wheels, the machine has a maximum external dimension of 3m x 2.5m. The shot blasting wheels are arranged at multiple angles and utilize world-leading double disc blades, capable of projecting high-density steel shot to thoroughly clean components and achieve a certain degree of roughness and smoothness on the surface, effectively enhancing the adhesion between the paint film and the component surface.