| Serial number | Product name | Product grade | Main uses of the product |
| 1 | 125°C Irradiated insulation material for energy storage battery connection wires and cables | S5125 |
Suitable for energy storage battery connection cables |
| 2 | 125°C energy storage battery connection line cable for irradiation sheathing | S3125 |
|
Testing items |
Unit |
S5125 | S3125 | ||
| Standard value | Typical values | Standard value | Typical values | ||
| Density | g/cm³ | ≤1.45 | 1.35 | ≤1.52 | 1.44 |
| Shaw hardness | A | 90±2 | 90 | 90±2 | 90 |
| Tensile strength | Mpa | ≥6.0 | 11.5 | ≥6.0 | 11.0 |
| Elongation at break | % | ≥180 | 300 | ≥180 | 250 |
| Volumetric resistivity | Oh · cm | 1.0×1014 | 3.5×1014 | 1.0×1012 | 2.3×1013 |
| Air thermal aging test | ℃xh | 158×168 | 158×168 | ||
| The rate of change in tensile strength | % | ≤±30 | +12.0 | ≤±30 | +12.0 |
| Rate of change in elongation at break | % | ≤±30 | -10.0 | ≤±30 | -10.0 |
| Acid and alkali resistance test | Oxalic acid solution, sodium hydroxide solution 23°Cx168h | Oxalic acid solution, sodium hydroxide solution 23°Cx168h | |||
| The rate of change in tensile strength | % | ≤±30 | -8.0 | ≤±30 | -8.5 |
| Elongation at break | % | ≥100 | 250 | ≥100 | 190 |
| Low temperature impact embrittlement | ℃ | -40 | -40 | ||
| Failure number | individuals | ≤15/30 | 0/30 | ≤15/30 | 0/30 |
| Oxygen index | % | ≥28 | 30 | ≥28 | 34 |
| Conductivity | μs/ mm| | ≤10 | 2.2 | ≤10 | 2.0 |
| Dielectric strength | MV/m |
≥18 |
25 |
≥18 |
25 |
| PH value |
— |
≥4.3 | 6.0 | ≥4.3 | 6.3 |
| Thermal extension | ℃, Mpa.min | 250±3, 0.2,15 | 250±3, 0.2,15 | ||
| Elongation under load | % | ≤100 | 50 | ≤175 | 50 |
| Permanently deformed after cooling | % | ≤15 | 5 | ≤15 | 5 |