| Customization: | Available |
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| Structure: | Single End |
| Pressure: | Medium Pressure Mechanical Seals |
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Parameter
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Description
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Model
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QT-SEAL-HJ
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Size Range
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Inner Diameter: 20 - 100 mmOuter Diameter: 35 - 115 mmWidth: 10 - 25 mm
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Material of Seal Ring
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High-performance carbon graphite for the rotating ringSilicon carbide for the stationary ring
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Material of Gasket
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Synthetic rubber compound with excellent chemical resistance
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Material of Spring
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Austenitic stainless steel 316L, providing high corrosion resistance
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Operating Pressure
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Maximum Pressure: 2.5 MPaMinimum Pressure: 0.05 MPa
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Operating Temperature
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-40 °C to 180 °C
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Shaft Speed
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Maximum Rotational Speed: 3000 RPM
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Fluid Compatibility
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Compatible with water-based fluids, most organic solvents, and non-oxidizing acidsNot suitable for highly oxidizing media
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Leakage Rate
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≤ 5 ml/h under normal operating conditions
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Hardness of Seal Ring
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Rotating Ring: 80 - 90 Shore DStationary Ring: 90 - 95 Shore D
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Surface Roughness
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Rotating Ring Surface: Ra ≤ 0.2 μmStationary Ring Surface: Ra ≤ 0.15 μm
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Axial Runout Tolerance
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≤ 0.05 mm
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Radial Clearance
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0.1 - 0.3 mm
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Installation Torque
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Recommended Torque: 15 - 25 N·m
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Service Life
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Under normal operating conditions, service life is up to 8000 hours
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Weight
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0.2 - 1.5 kg depending on size
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Storage Conditions
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Store in a dry, cool environment away from direct sunlight and chemicalsTemperature range during storage: -10 °C to 40 °CRelative humidity: ≤ 60%
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Cleaning Instructions
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Clean with non-corrosive solvents and soft brushes. Avoid using abrasive materials.
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Maintenance Requirements
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Regularly check for signs of wear and leakage. Replace components if any damage or excessive wear is detected.
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Testing Standards
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Complies with ISO 21049 and API 682 standards
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