Item | Performance Index | |
Tensile strength (N/cm) | ≥60. | |
Elongation at break | ≥400% | |
Impermeability (MPa/min) | 0.3Mpa 30min watertight (0.3MPa, 30min) | |
Bending at low temperature | No cracks | |
Hot air aging (80ºC, 168h) | Tensile strength | Elongation |
≥80% | ≥70% | |
Chemical resistance | Tensile strength | Elongation |
≥80% | ≥80% |