... dust collector 4.usage: cement, carbon black,ect black color twill and stain woven method woven-fiberglass filter bag cloth, reserve ... ): 0.40 Weight(g/m2): 370 Weave Structure: 1/3 Twill Tensile Strength(N/25mm)Warp: 2,100 Tensile Strength(N ... Structure: 1/3 Twill Weave, 1/4 Twill Weave, Satin Weave, Double Stain, Double Twill, Double Filling Face, Broken Twill Weave, Double Face Crowfoot ...