... .Continuous rotation 4.Automatic operation PWC model Industrial continuous centrifuge Model PWC centrifuge is a ... slice, oxalic acid, polymethacrylate, polyvinyl alcohol, potash(potassium carbonate), potassium sulphate, potassium solution residue, potassium dichromate, ... , silver nitrate, sodium acetate, sodium bisulphate, sodium carbonate, sodium chlorate, sodium formate, sodium grape acid, sodium ...