| Customization: | Available |
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| Structure: | Single End |
| Pressure: | Medium Pressure Mechanical Seals |
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| Parameter | Specification | Remarks |
|---|---|---|
| Model | QT-SEAL-57U | High-Performance Cartridge Seal |
| Type | Balanced | Multi-Spring Design |
| Primary Ring | Silicon Carbide (SiC) | High-Density Sintered |
| Mating Ring | Carbon Graphite | Premium Electrographite Grade |
| Secondary Seal | FFKM | Ultra-Chemical Resistant |
| Operating Temp | -50°C to +320°C | Continuous Operation |
| Pressure Rating | 7.5 MPa (static) | 5.5 MPa (dynamic) |
| Max Speed | 35 m/s | High-Speed Capable |
| Shaft Range | 35-150 mm | Heavy Industrial Sizes |
| Leakage Rate | <0.1 ml/hr | API 682 Compliant |
| Life Expectancy | 30,000-50,000 hrs | Critical Service Conditions |
| Standards | API 682 Plan 53B | Category 2 Compliance |
| Face Flatness | 0.0002" | Laser-Verified |
| Surface Finish | 0.05 µm Ra | Super-Finish Polished |
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