Abstract: A Mine in Inner Mongolia according to original nature of ore,via stage grindinglow intensity magnetic separationhigh intensity magnetic separationreverse flotation and stage grindinglow intensity magnetic separationspiral chutehigh intensity magnetic separationreverse flotation two process comparison and study,and combined with design experience to determine this type mine's principle process and related process parameters,corresponding design suggestions are put forward.

Key words: Concentrator design, Gravity separation, Magnetic separation, Reverse flotation, Stage grinding