We are offering high grade PFA Lined Check Valve to prevent the backward flow of liquids in pipelines and allow forward fluid flow. It can uphold any corrosive medium including molten metals, fluorine elements, etc and is used in organic chemical industry, metal and mining, fertilizers industry, petroleum refining, pharmaceuticals, etc. It is a supreme valve resistant to acids, phenols, solvents, bleach solutions, etc. It is permeation resistance from (-)20oF to (+)400oF. Our PFA Lined Check Valve is available in different sizes and has operation pressure of -29oC~+100oC.