Plate and frame filter press is an intermittent solid-liquid separation equipment is determined by the filter plate, filter box, arranged in the filter chamber, in conveying the pump pressure, the material was sent to each filter chamber, through the filter medium, The solid and liquid separation. Widely used chemicals, dyes, oil, ceramics, pharmaceutical, sugar, food, starch, caramel, paint, metallurgy and industry of sewage treatment. It has a good separation, using a wide range, simple operation, investment, etc., especially for sticky fine material separation, it has incomparable superiority.