Filter press is divided into plate frame filter press and box filter press,it is an intermittent pressurefilter equipment for solid-liquid separation of various suspensions.lt relies on a co mpactiondevice to compact the filter plate, and then uses material pump to presses the sus pensionmaterial pump into the filter chamber. The filter cloth is used to achieve the purpose of separatingsolid particles from liquid materials.The structure of the whole machine is simple and theseparation effect is good.lt is easy to use and has a wide range of applications.lt is widely used incoal washing, inorganic salts, mining, alcohol, petroleum, chemical industry.fuel, metallurgy,medicine, food, textile, printing and dyeing, papermaking and sewage treat ment field.