Ball mills are a type of tumbling mill that utilizes grinding balls (steel or tungsten) to blend or grind hard, brittle, or fibrous materials. 

Retsch PM400 planetary ball mills, suitable for the batch-type ultra-fine grinding and alloying (dry and wet) of medium-hard, hard-brittle and hard-tough materials, as well as soft and fibrous materials

  • Max. speed 400 rpm
  • Up to 10 mm feed size and 0.1 µm final fineness
  • 4 grinding stations for jars from 12 ml up to 500 ml, jars of 12 – 80 ml can be stacked (two jars each)