Customized Carbon Graphite Rings China For Machine Parts Sealing
- Good self-lubrication;
- High coefficient of restitution；
Specification
| Model | Graphite Ring Sealing | ||
| Density(g/cm3) | 1.82 | 1.82 | 1.95 |
| Flexural strength(Mpa) | 75 | 60 | 75 |
| Compressive Strength (Mpa) | 230 | 150 | 125 |
| Shore hardness (Hs) | 90 | 58 | 65 |
| Porosity(%) | 2 | 1 | 1 |
| Thermal Expansion Coefficient(10-6/℃) | 5.5 | 4.5 | 5 |
| T(℃) | 500 | 500 | 500 |
