PL series plate pressure oil purifier is mainly used to separate the impurities and water from the oil. It is suitable for filtering the cooking oil, transformer oil (free carbon), and used lube oil. There is a filtering medium, such as filtering paper or filtering fuse, installed between the plastic filter board and filter plate that will be fixed to form a single filtering room under the pressure of the packing device. The filtering paper or filtering fuse packed between the filter board and filter plate will play a role of filtering. It's characterized by simple structure, easy operation and low cost.