1.Matrial:Polyester,or PP 2.Thickness:0.5mm-2.3mm 3.Weight:200g-1300gsm 4.Air Permeability:0-300L/m/s Polyester Filter Cloth. Both Spun bonded and Nonwoven are Available!Material: Polyester, polypropylene ,PTFE Membrane etc. 1.Material: Polyester2.Plain, Twill,or NonWoven3.Thickness:0.5mm-2.3mm4.Weight:200g-1300gsm5.Air Permeability:0-300L/m Application: Liquid filtration. Water Treatment, ...