... element for water it have pp, cotton and glassfiber material,stainless steel skeleton.we can produce according you need. water purifier cartridge,water filltration ... ,6)Running resistance is small, strong adsorption filter,7)For various uses powdered resin filter ,Pre-filters to provide ... is under pressure 0.015mpa ,length of 250mm polypropylene filter flow rate, cotton fiber as 0.6 times the table, ...