Stacked spiral sludge dewatering machine is a popular sludge dewatering product in China in recent years. It has been used in petrochemical, papermaking, chemical fiber, pharmaceutical, leather and other industrial wastewater treatment. There is no good method for large amounts of cellular water. Compared with the centrifuge, the stacked screw sludge dehydrator occupies a small area and makes less noise than the centrifuge. More efficient, more energy efficient.