Municipal Wastewater Sludge Dewatering | 99.5% TSS Removal | Energy-Efficient Operation The ZK LW350×1435E decanter centrifuge is designed for sludge dewatering in municipal wastewater treatment plants, helping improve effluent clarity and support discharge compliance. With a separation factor of 2435 G at 3500 RPM , the centrifuge is suitable for sludge with solids concentrations ranging from 0.8–5% . The equipment uses SS316L and SS2205 duplex stainless steel components ,