Customization: | Available |
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Structure: | Multi-Stage Mechanical Seal |
Pressure: | High Pressure Mechanical Seals |
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Parameter
|
Description
|
Model
|
QT-GLF 3R
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Type
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Single spring unbalanced mechanical seal
|
Application
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Suitable for pumps in chemical, pharmaceutical, and food processing industries
|
Shaft Diameter Range
|
20 mm - 50 mm
|
Seal Face Material
|
Tungsten Carbide (WC) on stationary face, Silicon Carbide (SiC) on rotating face
|
Housing Material
|
Stainless Steel 316
|
Spring Material
|
Hastelloy C-276
|
O - Ring Material
|
EPDM
|
Operating Pressure
|
Maximum 1.6 MPa (232 psi)
|
Operating Temperature
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-20°C - 150°C (-4°F - 302°F)
|
Speed Rating
|
Maximum 2800 RPM
|
Axial Length
|
35 mm
|
Outer Diameter of Seal Assembly
|
65 mm (for 20 mm shaft diameter), 95 mm (for 50 mm shaft diameter)
|
Radial Clearance
|
0.1 - 0.3 mm
|
Axial Clearance
|
0.2 - 0.5 mm
|
Sealing Medium Compatibility
|
Compatible with water - based solutions, mild acids, and alkalis
|
Lubrication Requirement
|
Self - lubricating due to seal face materials
|
Installation Torque
|
15 - 25 N·m
|
Seal Face Flatness
|
≤ 0.0009 mm
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Seal Face Roughness
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Stationary face: Ra ≤ 0.2 μm; Rotating face: Ra ≤ 0.3 μm
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Spring Rate
|
15 N/mm
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Spring Compression
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5 - 8 mm
|
Weight
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0.8 kg (approx.)
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Storage Conditions
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Store in a dry, clean environment away from direct sunlight, temperature range 0°C - 40°C (32°F - 104°F)
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Maintenance Interval
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Recommended inspection every 6 months, replacement every 1 - 2 years depending on operating conditions
|
Leakage Rate
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≤ 5 ml/h under normal operating conditions
|