Advantages and Filtration principle of shallow sand filter

Advantages:

The advantages are flexible skid-mounted combination, large flow, regenerable and reusable filter material, and continuous backwashing. It is suitable for water bodies with influent less than thirty NTUs, and mainly removes suspended solids in the water.

Filtration principle：

The shallow sand filter is a high-speed filter composed of multiple filter units in parallel, so it is also called a high-speed filter or a shallow medium filter. It is evenly scattered on the filter material, filtered layer by layer through the gap of the filter material, and flows from the bottom flower plate water collector to the water outlet, and enters the next process.