... snap ring 3.Stitched or welded 4.1-300um Micron liquid filter bag1.PE,PP or Nylon2.Plastic or steel snap ... is available. 2.needle felt sieriesMade of polyester,polypropylene,acrilic,PPS,fiberglass,PTFE,P84,Nomex 3.dust filter bag sieriesMade of needle ... felts as listed in 2 4.liquid filter bag sieriesMonofilament filter bag, multifilament filter bag,needle punched filter bag,made of pp,pe,pa ...