detailed product description features: 1) material: polyester, polyester high strength fiber, electric fiber 2) weight: 500gsm 3) thickness: 1.5mm 4) tensile strength (n/5 x 10cm): a) warp: 1,040 b) weft: 1,100 5) tensile elongation: a) warp: <35% b) weft: <55% 6) permeability (10-3m3/m2.s): 150 - 350 7) working temperature (℃): a) continuance: 120 b) instant: 150 8) surface treatment: singeing, calendaring, heat setting