FD-1 soft strip's main material is PTFE, with mixture of copper, it is pressed and sintered in shape. It is of low friction coefficient, good anti-wear performance. Its tensile strength can meet the requirement of mono piston ring. Due to its superior pe
| Grade | FD-1 | |
| Material | PTFE + copper powder | |
| Max. Load | Static Load | 30N/mm2 |
| Dynamic Load | 20N/mm2 | |
| Temp. Limit | -20~+250°C | |
| Max sliding speed | Dry Friction | 0.5m/s |
| Oil Friction | 2 N/mm2 · m/s | |
| PV limit | 1.65 N/mm2 · m/s | |
| Friction Coeff | 0.10~0.20μ | |
At present, most of FAW Audi, Volkswagen Santana and Fukang car shock absorbers use this product, which can maintain a low friction coefficient and wear resistance for a long time.