In this paper, the surface of the ore milling roller was quenched by the laser, so that increase its surface rigidity and improve its antiwear properties, and prolong its life.

• 应用激光束对磨辊表面进行淬火处理,提高磨辊表面硬度,增强磨辊的抗磨损性能,从而达到延寿的目的。