... for concentrating Scope of application: The fine paticle Hematite magnetic washing machine is mainly used for the roughing,scavenging and concentrating separation ... , siderite, chromite, niobium-tantaalite iron ore, titanium-cerium iron ore, wolframite, itabirite, apatite, xenotime, olivine, sulfur-copper-germanium ore, ankerite, biotite, epidote, serpentine ...