Fold screw type sludge dewatering machine belongs to screw press dehydrator, can reduce the sedimentation tank and sludge concentration tank, saving the cost of sewage plant construction. Fold screw type sludge dewatering machine is provided with multiple ring plate automatic cleaning filter technology replaces the traditional filter sieve, self cleaning filter technology to ensure continuous stability of mud dehydrator separation effect, through the screw diameter and pitch changes produce strong extrusion, and the tiny cracks between swimming ring with fixed ring, implementation to squeeze dewatering of sludge, is a new type of solid-liquid separation.

Suitable for municipal sewage, food, beverage, chemical, leather, welding materials, paper, printing and dyeing, pharmaceutical and other industries of sludge. Suitable for dewatering of high and low concentration sludge.