Magnetic separator for improving grade of refined ore and reducing slags

摘要

A magnetic separator comprising a concurrent tank body and a permanently magnetic barrel, wherein the rotation direction of the permanently magnetic barrel is opposite to the inlet direction of the ore slurry; a stationary magnetic system is provided; the inlet side of the tank body is connected to a tubular ore-feeding box; the included angle of the magnetic system is in the range of 200°-280°; the region of the magnetic system closer to the inlet side of the tank body is a refining region of the magnetic system; at an upstream position in the tank body, a plurality of rinsing water pipes are provided; several spraying nozzles are provided at intervals on the rinsing water pipes; and several stripe-shaped magnetically conductive thin sheets are provided at intervals on an inner wall of the permanently magnetic barrel.