... device, sludge crushing & cutting machine, sludge feed pump, polymer feed pump, shaft-free screw conveyor, flow meters, control valves ... device, sludge crushing & cutting machine, sludge feed pump, polymer feed pump, flow meters, etc. And conduct detection, fault alarm ... valves, etcNote: We can also supply two-chamber polymer mixing and dosing device.Tehcnical PrameterAuxillary Equipment 3---Sludge ...