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Espirales Spirals Tumphrey Concentrator

13 5 3 4 Spiral Concentrator The spiral concentrator is a modern high capacity and low cost device It is developed for concentration of low grade ores and industrial minerals in slurry form It works on a combination of solid particle density and its hydrodynamic dragging properties The spirals consist of a single or double helical conduit or sluice wrapped around a central collection column