Item | Index |
H | D | L |
Tensile Strength / Mpa ≥ | 24.0 | 18.0 | 15.0 |
Breaking Elongation / % ≥ | 450 | 400 | 350 |
Ageing experiment (70°C, 7d) | Change rate of tensile strength / % | ±25 | ±25 | ±25 |
Change rate of breaking elongation / % | ±25 | ±25 | ±25 |
Abrasion / mm3 ≤ | 120 | 100 | 200 |
Cold resistant coefficient at elongate ≥ | C1(-45°C) | 0.3 |
C2(-50°C) | 0.2 |
Note: C1-- temperature condition is -45°C~+50°C; C2-- temperature condition is -60°C~+50°C |