In this process the dregs are separated from the green liquor. In turn, the dregs are washed and dewatered.
Metso offers products that separate dregs from green liquor and increase the efficiency of the recausticizing process. The dregs handling encompasses systems that wash and dewater dregs efficiently with minimal or no mud consumption
Metso has several green liquor handling equipment alternatives which all meet the primary aim, to reduce the dregs content. The products range from traditional clarifiers to high-tech compact cassette filters and ultra-compact "all-in-one" PDG pressure disc filters.
|PDG Pressure disc filter|
Green liquor filtration and dregs dewatering performed in the same machine. Very high capacity in a single unit. Its compact size requires minimum space. It possesses high availability and easy maintenance.
|Green liquor clarifier|
It has a robust design which requires minimum maintenance. It is simple to operate and enables high availability with low power consumption.
A compact machine that produces clear green liquor. The alkali content of the dregs from the unit is extremely low. Low power consumption and simple operation while allowing high availability.