forming fabrics Forming fabrics weaving series and speciesModel of fabricswire diameter mmDensity(thread/cm)Strength(N/cm)Thickness mmAir permeability m3/m2hMax. Elongation at 50N/cmWarpWeftWarpWeftSurfacejointing4-shed single layer272540.200.253022≥600≥4000.4980000.60%27254-10.200.253023≥600≥4000.49575000.60%27254-20.200.253024≥600≥4000.5070000.60%272740.200.273021.5≥600≥4000.5178000.60%27274-10.200.273022.5≥600≥3800.51573000.60%312040.180.203528≥600≥3800.4375000.68%31204-10.180.203530≥600≥3800.4370000.68%31204-20.180.203530.5≥600≥3800.4365000.68%5-shed single layer282050.200.203027.5≥600≥4000.4668000.60%302050.170.203228.5≥500≥3500.4171000.60%301750.170.173229.5≥500≥3500.3966000.60%312150.200.213532≥600≥4000.4870000.60%8-shed single layer253580.220.352819.5≥700≥5000.8590000.65%253880.220.3829.519≥700≥5000.8785000.65%273580.220.352920≥700≥5000.8585000.65%273880.220.3831.519≥700≥5000.8780000.65%