The microfiltration machine is a screen filter that intercepts fine suspended solids. It has a drum-shaped metal frame. The drum rotates around a horizontal axis and is supported by a braided stainless steel wire (or copper wire or chemical fiber wire). Network and work network. It can be used for filtration of raw water in water plants and removal of algae, water fleas and other plankton. It can also be used for filtration of industrial water, recovery of swimming substances in industrial wastewater, and final treatment of sewage.