... such as of Iron ore, Ilmenite, Chromite, Pyrite, Zircon and Rutile, Monazite, Tungsten ore, Tin, Tantalum ore, Niobium mine ... which with proportion differences. Spiral chute is gravity concentrators and separate minerals of different specific gravity according to their ... of feeder, feed chute, spiral flute, bracket, intercepting slot, and supporting frame, etc. 2. Spiral chute Feature: 1.Reasonable ...