ENVIRA® E-504 is high molecule bridging type high-cationic water-soluble poly-acrylamide chemical supplied in the form of a white granular powder. It is very effective as a drainage aid and acts as a flocculant for Sludge in the belt press process greatly improving cake formation. Other advantages of ENVIRA® E-504 includes the reduction of moisture content in sludge cakes and a less intensive effluent control. ENVIRA® E-504 can also perform effectively over a wide range of pH as formation aid.