... - 0.02 mm, such as of Iron ore, Ilmenite, Chromite, Pyrite, Zircon and Rutile, Monazite, Tungsten ore, ... metallic minerals, which with proportion differences.Working Principle of Spiral chute: In order to have a good ... greatest density migrate towards the inside of the spiral.Technical parameters of Spiral ChuteModelD12000D11500D11200L1900L1600L1400External diameter(mm)200015001200900600400Internal ...