filter is very types, in now industrial produce, petrochemical and pharmaceutical food in, all widely using to filter purification each types. And through many years, now filter type has very many, its mainly is according to filter cartridge type distinguish; filter then is types very with filter,, this kind filter mainly filtration is filter bag, and filter bag also is filter cartridge types, has filter bag with then.
        filter bag also has Liquid Filter Bag and filter bag, before is to conduct filtration, and then is to conduct filtration; also decide between has very large distinguish, is its features then is operate with, replace filter bag then and using cost low. Also is has filter advantages, because filter bag structure very, therefore it in replace also very, at the same time filter bag can many times using, it price also very then, large large reduce filtration cost.