SLon vertical loop pulsating high gradient magnetic separation machine has more than 3000 sets used in the large and medium-sized mining enterprises both at home and abroad, successively in anshan iron and steel, baosteel, shougang, baotou steel, maanshan and panzhihua realize industrial application, built the oxidation of iron ore, ilmenite, nonmetalliferous ore and rare earth minerals and other types of poor thin magnetic hundreds of difficult to choose the ore don’t production lines, processing more than 200 million tons of iron ore each year, processing more than 100 million tons of nonmetal mineral, created the weakly magnetic iron ore, fine grain of ilmenite and various non-metallic mineral beneficiation record high, generate economic benefits tens of billions of dollars,It has made an outstanding contribution to the development of the beneficiation technology of lean hematite in China.