Customization: | Available |
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Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
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Parameter
|
Description
|
Model
|
QT-GLF B
|
Application
|
Suitable for general industrial pumps, mixers, and reactors in chemical, petroleum, and water treatment industries
|
Structure Type
|
Single-end face, balanced, spring-loaded
|
Size Range
|
Shaft Diameter: 15 - 80 mm
|
Face Material
|
Static Face: Silicon Carbide Rotating Face: Tungsten Carbide
|
O-Ring Material
|
Ethylene Propylene Diene Monomer (EPDM)
|
Maximum Pressure
|
1.6 MPa (232 psi)
|
Minimum Pressure
|
-0.1 MPa (-14.5 psi)
|
Maximum Temperature
|
150°C (302°F)
|
Minimum Temperature
|
-20°C (-4°F)
|
Maximum Rotational Speed
|
3000 rpm
|
Leakage Rate
|
≤ 5 ml/h (at standard test conditions)
|
Spring Material
|
Stainless Steel 316
|
Housing Material
|
Cast Iron (ASTM A48 Class 30)
|
Axial Tolerance
|
± 0.5 mm
|
Radial Tolerance
|
± 0.1 mm
|
Installation Method
|
Compression fit, with alignment guides
|
Lubrication Requirement
|
Compatible with most common lubricants in industrial applications
|
Chemical Compatibility
|
Resistant to a wide range of acids, alkalis, and organic solvents; consult material compatibility chart for specific chemicals
|
Pressure Balance Ratio
|
0.6
|
Seal Face Flatness
|
≤ 0.0005 mm
|
Seal Face Roughness
|
Ra ≤ 0.2 μm
|
Axial Spring Force
|
10 - 50 N (adjustable)
|
Assembly Torque
|
8 - 12 N·m
|
Storage Conditions
|
Store in a dry, cool environment, away from direct sunlight and corrosive gases; temperature range: 0 - 40°C (32 - 104°F), relative humidity ≤ 60%
|
Maintenance Interval
|
Recommended inspection every 6 months; replacement every 1 - 2 years depending on operating conditions
|
Testing Standards
|
Conforms to API 682 (2014 Edition) and ISO 21049
|
Weight
|
Varies by size; approximately 0.5 - 2 kg
|
Packaging
|
Individually boxed with anti-corrosion paper and desiccant
|
Certifications
|
CE, ISO 9001:2015
|