Rotajet manufacture the HKS range of sink float tanks**

The Rotajet float sink tanks are used for density separation of various types of plastics and also to remove contaminates prior to upstream processing. Water is generally used in float sink tanks, as the density media. The specific gravity water is (1000kgs / M3), which makes it ideal for the separation of polypropylene polyethylene from PVC`s, ABS etc…

http://www.plasticwashing.co.uk/new-machinery/rotajet-float-sink-tanks