Jiangsu Haifa Machinery Manufacturing Co., Ltd.

In the fields of wastewater treatment, environmental engineering, sludge dewatering, and industrial wastewater treatment, the stable conveyance of high-solid-content sludge media has always been a critical link in process operations. Sludge typically exhibits characteristics such as high solid, high viscosity, poor fluidity, easy sedimentation, and a tendency to clog. Ordinary centrifugal pumps often encounter issues like unstable flow, reduced efficiency, impeller clogging, and increased wear during conveyance, making it difficult to meet the demands of continuous and stable operation. For such complex media, sludge screw pumps, with their advantages of low speed, large passage, strong self-priming, and stable metered conveyance, have become an ideal choice for transporting high-solid-content sludge.

Sludge screw pumps operate on the principle of positive displacement, forming continuous sealed cavities between the rotor and stator. This allows the sludge to be conveyed smoothly and uniformly with minimal flow pulsation and low shear damage to the medium. They are particularly suitable for transporting wet sludge, thickened sludge, dewatered sludge, flocculated sludge, and complex slurries containing fibers and particles. Their excellent self-priming capability enables adaptation to various working conditions, such as sludge pits, sludge thickening tanks, and filter press feeding, effectively reducing risks of pipeline clogging and dry running.

In terms of equipment design, sludge screw pumps can be equipped with rotors, stators, and sealing structures made from different materials based on the solid content, viscosity, temperature, and corrosiveness of the. By configuring a variable-frequency motor, precise flow adjustment can be achieved, meeting the feeding requirements of sludge dewatering systems, dosing systems, and plate-and-frame filter press systems.

As the environmental protection industry increasingly demands stable operation, energy conservation, consumption reduction, and intelligent, sludge screw pumps will play an even more significant role in the field of high-solid-content sludge conveyance, providing reliable equipment support for sludge reduction, resource utilization, and harmless treatment.

Jiangsu Haifa Machinery Manufacturing Co., Ltd. was restructured from Jiangsu Ligong Group Co.,., originally established in 1958, and the Jingjiang Stainless Steel Pump and Valve Factory of the Iron and Steel Research Institute of the Ministry of Metallurgical Industry. The company primarily produces API610 chemical process pumps - OH1 pumps, OH2 pumps, OH3 pumps, OH4 pumps, BB1 pumps, BB2 pumps, BB3, BB4, BB5 multistage pumps, VS1, VS4, VS5, VS6 barrel-type pumps, HES chemical process pumps, chemical pumps, petrochemical pumps, sixth-generation ultra-low carbon stainless steel high-quality leak-proof molten urea pumps, urea hydrolyzer feed pumps, high-temperature asphalt pumps, pitot tube pumps, rotary jet pumps, low-flow high-head pumps, multistage vortex pumps, high-temperature molten salt pumps, high-temperature nitric acid pumps, vertical sump pumps, magnetic drive pumps, low-temperature liquid hydrogen and methanol pumps, high-pressure liquid hydrogen pumps, high-temperature nitric acid magnetic drive pumps, magnetic pumps for conveying solid-containing media, industrial pumps, boiler circulating pumps, canned motor pumps, slurry pumps, titanium tetrachloride pumps, strong self-priming pumps PTFE-lined pumps, sandwich PTFE-lined pumps, leak-proof pumps, desulfurization and denitrification pumps, alkali pumps, pumps, geothermal pumps, oil pumps, axial flow pumps, printing and dyeing pumps, dyeing and finishing pumps, Ti alloy pumps, C-276 material, Hastelloy, 316L, forced circulation pumps, fourth-generation nuclear power pumps, nuclear island pumps, filter press-specific pumps, refrigerant pumps, long-shaft vertical sump pumps, CQC first-level energy efficiency chemical pumps, high-pressure descaling industrial pumps, China chemical pumps. www.jslgpump.com Contact number: 13905263417 E-mail: jslgpump@gmail.com E-mail: jsareva@163.com