Filtering medium: ultra-fine polypropylene fiber;full polypropylene structure; Adopt the hot welding technique without binder Full polypropylene(PP) pleated water filter Technical Parameter: MaterialMediumPP fibre membraneFilter Core/cagePolypropylene (PP)Gasket (optional)NBR/Silicone/EPDM/VitonSpecificationsLength5,10,20,30,40,50 (inch)Micron rating0.1, 0.2, 0.45, 0.65, 1, 3, 5, 10, 20, 30, 60( ...