SHT ROD SEAL
This gasket is mainly used in presence of high pressures and the anti-extrusion ring allows high coupling games without the dangers of extrusion.
Features
• Good sealing ability
• Low cost compared to the corresponding one PTFE seal
• Easy to install
• Low friction and no tendency to stickslip
• Retrieve dimensions immediately originals after assembly
• Small footprint and simple execution of the headquarters
• Excellent wear resistance
• High resistance to extrusion
• Long service life
• Good temperature resistance
| MATERIAL | ||
| 1 Type | Designation | Hardness |
| Polyurethane | SEALPUR 93 | 93°ShA |
| 2 Type | Designation | Hardness |
| Nitril Rubber NBR | RUBSEAL 70 | 70°ShA |
| FIELD OF APPLICATION | ||
| Pressure | Speed | Temperature |
| ≤ 500 bar | ≤ 0.5 m/s s 1 m/s (80°C) | -30°C÷+100°C |
| SURFACE ROUGHNESS | ||
| Dynamic surface | Ra ≤ 0.3 um | Rt ≤ 2.5 um |
| Static surface | Ra ≤ 1.6 um | Rt ≤ 6.3 um |
| Fluids | Hydraulic oils (mineral oil based)For other fluids contact our technical department |
| GAP DIMENSION “g” | The largest gap dimension appearing in operation on the non-pressurised side: |
