A single-acting sealing element comprised of a U-shaped PTFE/PEEK seal and metallic energized spring. It offers low friction with no stick-slip, minimal break out force and high wear resistance. Resistant to most liquids and chemicals, it has an unlimited shelf life.
| Materials | Operating Condition | ||
| Temperature ℃ | Pressure Range Mpa | Speed m/s | |
| PTFE | -200~260 | 20 | 2 |
| PEEK | -60~260 | 20 | 1.5 |
