CTZ series medium-field permanent magnet roller (divided into semi-magnetic and full-magnetic) is mostly used for purifying powder, granular and small block materials, or for recycling iron. It is easy to install and has strong suction. No energy consumption, continuous operation, and simple operation. Widely used in metallurgy, ceramics, abrasives, diamonds, non-metallic minerals, refractory materials, mining, food, chemical, glass, building materials and other industries.