NO. | Test Items | Values | |
|---|---|---|---|
| Before ageing test | |||
| 1.2 Elongation at break(%) | |||
| 2 | 2.1 Test condition | 80±2℃/240h | |
| ±15 | |||
| 2.3 Elongation at break rate(%) | ±15 | ||
| 3 | Oil-resistance test(IRM902 oil) | 3.1 Test condition | 100±2℃/240h |
| 3.2 Tensile strength rate(%) | ±40 | ||
| 3.3 Elongation at break rate(%) | ±40 | ||
| 4 | Ozone ageing test | 4.1 Test condition | 40℃/72h, concentration 2ppm or 25℃/24h, 260ppm |
| 4.2 Test result | Without crack | ||
| 5 | 5.1 Test condition | ||
| 5.2 Loading elongation rate(%) | < 100 | ||
| 5.3 Loaded elongation rate(%) | < 25 | ||
| 6 | Low-temperature impact test | 6.1 Test condition | -40℃/4h |
| 6.2 Wire surface after low-temperature impact | Without crack | ||
| 7 | Oxygen index and flame resistance (EN50265-2-1 burning test) | ≥32 | |
