| Serial number | Product name | Product grade | Main uses of the product |
| 1 | 125°C irradiated cross-linked polyolefin car high-pressure wire material | i5125 |
It is suitable for high-voltage cables in electric vehicles |
| 2 | 150°C irradiated cross-linked low-smoke and low-halogen automotive wire material | i5150 |
|
Testing items |
Unit |
i5125 | i5150 | ||
| Standard value | Typical values | Standard value | Typical values | ||
| Density | g/cm³ |
— |
1.35 | ≤1.55 | 1.35 |
| Shaw hardness | A | 87±2 | 89 |
— |
90 |
| Tensile strength | Mpa | ≥6.0 | 10.5 | ≥6.0 | 10.0 |
| Elongation at break | % | ≥160 | 260 | ≥160 | 300 |
| Volumetric resistivity | Oh · cm | 1.0×1014 | 3.5×1014 | 1.0×1014 | 1.1×1016 |
| Air thermal aging test | ℃xh | 158×168 | 180×168 | ||
| The rate of change in tensile strength | % | ≤±30 | -12.0 | ≤±20 | +18.0 |
| Rate of change in elongation at break | % | ≤±30 | +10.0 | ≤±20 | -17.5 |
| Low temperature impact embrittlement | ℃ | -40 | -40 | ||
| Failure number | individuals | ≤15/30 | 0/30 | ≤15/30 | 0/30 |
| Oxygen index | % | ≥28 | 30 | ≥28 | 30 |
| Conductivity | μs/ mm| | ≤10 | 3.4 | ≤10 | 5.0 |
|
Dielectric strength |
MV/m |
≥18 |
29 |
≥18 |
28 |
|
PH value |
— |
≥4.3 |
5.9 |
≥4.3 |
5.6 |