our company is a large scale key enterprise of china's heavy-duty mining machinery industry in the production of washing, sorting, and transport equipment. from 1966 to 1967,china's first permanent magnetic drum separator was successfully developed and put into mass production. our company also participated in the drafting of national standards on all magnetic separator, and industry standards. there are several types of permanent magnet magnetic separation equipment that is wet drum magnetic separator, vertical ring pulsating high gradient magnetic separator, dry permanent magnetic drum separator, magnetic roller, dehydration trough and etc. our company is a magnetic separation equipment manufacturer of various kinds. among which, the wet permanent magnetic drum separator can reach the size of 1.8 meters in diameter, and the dry permanent magnetic drum separator is diameter of 1.2 meters.