... 3,050 mm. Magnetic Separator is one kind of efficient equipment for processing fine, feebly magnetic minerals, such as hematite ... than 3mm, this magnetic separator is an efficient piece of equipment for processing fine magnetic minerals, such as hematite, limonite ... and tantalum-niobium. Recently, this equipment has also been more and more frequently used in purifying quartz, feldspar and nepheline. Wet ...