POLYMER DOSING SYSTEM FOR ETP PLANTS FOR DOSING OF POLYMER IN SLUDGE DEWATERING SYSTEM we “Avalon Separation” are a leading Manufacturer and Wholesaler of a wide range of Dehydrator Screw Press, Screw Sludge Dewatering Machine, Screw Type Dehydrator, Filter Press, Poly Preparation And Dosing System and many more. Situated in Ahmedabad (Gujarat, India), we have constructed a wide and well functional infrastructural unit that plays an important role in the growth of our company. We offer these products at reasonable rates and deliver these within the promised time-frame.