Gravity Spiral Chute For Gold Separation: 1.high capacity gold recovery; 2.reliable spiral separator 3.easy maintenance ... Spiral Chute Spiral Chute is used to process iron, stannum, tungsten, tantalum, niobium, gold ... used to process iron, stannum, tungsten, tantalum, niobium, gold ore, colliery, monazite, rutile and zircon of the size ...