| Test items | Value & Unit | |
| Physical properties | Density(kg/m3) | 1350-1460 |
| Vicat Softening Temperature | ≥80℃ | |
| Longitudinal Reversion | ≤5% | |
| Dichloromethane Resistance | The surface change is not inferior to 4N | |
| Mechanical Property | Drop Weight Impact Test TIR | ≤5% |
| Connection Seal Test | No Rupture, No Leakage | |
| Hydraulic Test | No Rupture, No Leakage |