The model is mainly used for separation of a variety of difficult to separate suspensions, emulsion, especially for the concentration of rare, fine particles, the proportion of poor little solid - liquid, liquid - liquid-solid separation, the user can separate the materials characteristics, free to choose a different drum. The machine can replace the cup, tube-type centrifuge experiments and production testing equipment and to meet the pharmaceutical, chemical, biological, metallurgy, environmental protection, paint and other industries in the small quantity and variety of the small size of production.