瑜磨加工是磨削加工特殊形式，是一种低速的精加工方法，经历磨加工的零件表面质量好，粗糙度低而且话磨加工生产效率高，加工经济性好。它不仅在汽车、拖拉机、船舶、航空工业中应用，而且在工程机械、矿山机械、石油机械、机床、军工等机械制造行业的各个部门中得到越来越广? Yu-grinding process is a special form of grinding, is a low-speed finishing methods, grinding parts of the surface of good quality, low roughness and then grinding the production of high efficiency, processing economy. It is not only used in automobiles, tractors, ships, aviation industry, but also in various sectors such as construction machinery, mining machinery, petroleum machinery, machine tools, military and other machinery manufacturing industry is getting more and more widely?