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Back-up Ring concave
Back-up Rings are installed together with O-Rings and Quad-Ring® Seals to prevent gap extrusion in applications above 5 MPa / 725 psi. Available in spiral, cut or uncut designs in filled or unfilled PTFE, Turcon®, elastomers and thermoplastics based on ISO 3601, AS 568.
Application Range
Technical details
| Ø Range | Static Pressure | Temp Range | Velocity |
|---|---|---|---|
| from 2.4 mm | 250 MPa | -200°C +260°C | 0.5 m/s |
| from 0.115 in | 36,250 psi | -325°F +500°F | 1.6 ft/s |
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