PTFE hybrid (glass-aramid) Article Mesh Open surface Thickness Weight Coating Weave Tensile strength Elongation at break (mm x mm) (%) (mm) (g/m²) (%) (type) (N/5cm) (%) H303 4 x 4 56 1,200 690 34 Leno 5000 – H305 4 x 4 56 1,200 630 30 Leno 5000 – T008 3 x 2 – – – – Leno – –