... (0.8mm)H (1.1mm)Tensile strength, N/5cmLongitudinal ≥100018002200Transversal ≥Elongation at break, %Longitudinal 35Transversal Tear strength, NLongitudinal ≥150300300Transversal ≥Strength of ... 40Acid and alkali resistanceFree of distortion, softening or cracksTensile strength, elongation at break and tear strength loss ≤10%Heating tolerance (80 ...