The cantilevered bowl

The bowls of these decanters generally have small length-to-diameter ratios, nearer 2 than 3. The design allows the free end to be open or at least very accessible. Maintenance, relatively, is much easier. 

With large diameters, large conveyor hubs are possible allowing high conveyor torques. Generally these decanters have been used where clarification is easy and where high solids volume or torques are required, 

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