This type 24-hour screw press Composed of muti plate is used to mechanical sludge dewatering. It can run continuously for 24 hours without the need of workers'guard, and save labor to the greatest extent.

This type energy-saving multi disc screw press is suitable for sewage sludge dewatering. Its treatment capacity is large, but its energy consumption is low, and it only consumes little water and electricity.

External rotary drum screen is one of the pretreatment solid-liquid separating devices used for small and medium wastewater treatment plants.