Customization: | Available |
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Structure: | Single End |
Pressure: | Medium Pressure Mechanical Seals |
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Parameter
|
Details
|
Model Number
|
QT-QY-17
|
Seal Type
|
Single-Ended Unbalanced Mechanical Seal
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Nominal Size
|
40 mm
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Seal Face Material
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Tungsten Carbide (Stationary) and Resin-Impregnated Carbon Graphite (Rotating)
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Gasket Material
|
Ethylene Propylene Diene Monomer (EPDM)
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Housing Material
|
Stainless Steel 316L
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Maximum Static Pressure
|
1.8 MPa
|
Maximum Dynamic Pressure
|
1.5 MPa
|
Temperature Range
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-40°C to +150°C
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Maximum Shaft Speed
|
3000 RPM
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Chemical Resistance
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Resistant to acids, alkalis, and many organic solvents
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Leakage Rate
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≤ 2 ml/h under rated conditions
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Lubrication Requirement
|
Self-lubricating with the sealed fluid
|
Installation Orientation
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Suitable for horizontal and vertical shafts
|
Axial Movement Tolerance
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± 0.25 mm
|
Radial Runout Tolerance
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≤ 0.025 mm
|
End Face Flatness
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≤ 0.0006 mm
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Surface Finish (Stationary)
|
Ra ≤ 0.12 μm
|
Surface Finish (Rotating)
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Ra ≤ 0.25 μm
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Operating Medium
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Suitable for chemical process fluids, deionized water, and light slurries
|
Storage Environment
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Store at temperatures between 5°C - 35°C, humidity ≤ 70%
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Recommended Maintenance
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Inspect every 1500 operating hours for wear and tear
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Expected Service Life
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8,000 - 12,000 operating hours under normal conditions
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Assembly Procedure
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Ensure proper alignment; torque bolts to 20 N·m in a crisscross pattern
|
Disassembly Notes
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Release pressure before disassembly; avoid scratching seal faces
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Cleaning Process
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Use isopropyl alcohol for cleaning; dry with nitrogen gas
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Seal Face Contact Pressure
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0.6 - 1.0 MPa
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Axial Load Capacity
|
350 N
|
Rotational Torque
|
≤ 10 N·m at maximum speed
|
Vibration Limit
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≤ 4.5 mm/s RMS at rated speed
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Corrosion Resistance
|
High resistance to chloride-induced pitting in most industrial applications
|