The ultra filter adoopts dissy material semi permeable film which is made from macromolecule material with special process. The raw liquid flows under pressure, inside or out side the film, The macromolecule substance and colloid particles in the raw liquid are clogged at the film surface and are brought away by circulating rwa liquid. Then the raw liquid becomes inspissated, and further more, the subtance in liquid is seperatecd, concentrated. Add to Basket