Project | Index | ||||
Densityg/cm3 | ≥0.940 | ||||
Yield elongation (longitudinal, transverse)% | ≥11 | ||||
Elongation at break (longitudinal, transverse)% | ≥600 | ||||
Water vapor permeability coefficient/ g·cm/(cm2·s·Pa) | ≤1.0*10-13 | ||||
Dimensional stability/% | ±2.0 |
Thickness(mm) | 1 | 1.5 | 2 |
Tensile yield strength (longitudinal, transverse)N/mm | ≥13 | ≥20 | ≥26 |
Tensile breaking strength (longitudinal, transverse)N/mm | ≥20 | ≥30 | ≥40 |
Right angle tear load (vertical, horizontal)N | ≥115 | ≥170 | ≥225 |
Puncture strength/N | ≥240 | ≥360 | ≥480 |