|Dear Sir, we are looking for a supplier of polyester fabric pvc coated, flame resistant to be used in our manufacture of duct vent, and other mining and industrial application.Main Spec: ASTM-D-7513.5 x 3.5 wire per sqcm.polyester fiber 1000 denier5.5x5.5 wire per cm2polyester fiber 1000 denier.weight 610 gr/m2breaking strength: warp 27 to 25 - weft 30 to 25This search of supplier is for a long term collaboration.Regard