Spire chute: 1.High concentration. 2.High recovery. 3.Simple structure and no driving force. 4.Convenient operation. 1.Application of Spire chute:This applies to sorting size 0.3-0.02 mm thin material of iron ore,ilmenite,chromite,pyrite,zircon,rutile,monazite,P B ore,tungsten ore,tin mine,tantalum and niobium mine,as well as other non-ferrous metals.Precious metals and non-metallic mineral with ...