Customization: | Available |
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Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
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Parameter
|
Description
|
Model
|
QT-APV
|
Seal Type
|
Single spring, unbalanced, inside-mounted
|
Size Range (mm)
|
15 - 100
|
Shaft Diameter Range (mm)
|
15 - 80
|
Housing Bore Diameter Range (mm)
|
30 - 100
|
Face Material
|
Carbon graphite (stationary) and Silicon carbide (rotating)
|
O-Ring Material
|
EPDM
|
Pressure Rating (MPa)
|
-0.1 to 1.6
|
Temperature Range (°C)
|
-40 to 150
|
Maximum Rotational Speed (rpm)
|
3000
|
Axial Length (mm)
|
35 - 60
|
Radial Clearance (mm)
|
0.2 - 0.5
|
Face Flatness
|
≤0.0009 mm
|
Face Roughness (Ra, μm)
|
Stationary face: ≤0.2; Rotating face: ≤0.4
|
Spring Rate (N/mm)
|
8 - 12
|
Spring Quantity
|
6
|
Spring Material
|
Stainless steel 316
|
Bolt Torque (N·m)
|
8 - 12
|
Inlet Flange Type
|
ANSI 150LB
|
Outlet Flange Type
|
ANSI 150LB
|
Weight (kg)
|
0.5 - 3.0 (depending on size)
|
Fluid Compatibility
|
Water, aqueous solutions, mild acids and alkalis
|
Vibration Limit (mm/s)
|
≤5.0
|
Installation Error Tolerance - Axial Deviation (mm)
|
±0.5
|
Installation Error Tolerance - Radial Deviation (mm)
|
±0.3
|
Leakage Rate (ml/h)
|
≤5.0
|
Service Life (hours)
|
≥8000
|
Cleaning Method
|
Ultrasonic cleaning with water-based detergent
|
Storage Conditions
|
Dry, clean environment, temperature 5 - 35°C, relative humidity ≤60%
|
Maintenance Interval (hours)
|
2000
|
Pressure Test Duration (min)
|
10
|
Pressure Test Pressure (MPa)
|
1.25 times the maximum working pressure
|