Drastically Cut operating costs with Kopay's clog-free Multi-Disc Screw Press. Designed for high-efficiency sludge dewatering with minimal maintenance. The settled solids, called Major sludge, are collected and despatched for further more treatment in the Sludge Treatment stage. The MDQ screw presses are created of stainless-steel AISI 304 (optionally AISI 316) https://kopayintl.com/