... 2505007501000mmBROCHURE FROM HUAXING FILTER :String wound filter elementPP melt blown filter cartridgePP pleated cartridge filterCTO filter cartridge/carbon water filter elementAcid water filter equipment 10 ... available, such as air filter, water filter, oil filter, carbon filter, acid filter, oil purifier, filter bag, bag filter, filter cartridge , filter equipments etc.Reason 4Shanghai Baosteel ...