1.Made of PP or PE . 2.Thickness from 1.6, 1.8mm, 2mm. 3.Air permeability from 0.03, 0.2, 0.3, 0.6, 1.0 ... to 2 ... .7 m3/m2/min. CE Woven Filter Cloth for Conveyer BeltWoven filter cloth is made of PP or PE ... , 2mm.Air permeability from 0.03, 0.2, 0.3, 0.6, 1.0 to 2.7 m3/m2/min.Reinforced Edge.Could ...