filter element (PTFE)filter element filter element(PTFE)filter element Filter medium is tetrafluoroethylene. Foldaway layer, increase ... life, high filtration precision, low-cost, especially for pre-filter and clean filter. It is good alternatives of the wound, ... 200,3007. Dimensions can be customized. Stainless steel filter main purposes: for polyester, oil, pharmaceutical, food and beverage, chemical ...