Customization: | Available |
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Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
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Parameter
|
Description
|
Model
|
QT-G6 seat
|
Material
|
High - strength carbon - graphite composite
|
Sealing Type
|
Single - face mechanical seal
|
Operating Pressure Range
|
0 - 2.5 MPa
|
Temperature Range
|
-20°C to 150°C
|
Shaft Diameter Compatibility
|
20 mm - 80 mm
|
Rotational Speed Limit
|
Up to 3000 RPM
|
Fluid Compatibility
|
Compatible with water, oils, weak acids and alkalis
|
Hardness (Shore D)
|
75 - 85
|
Surface Roughness (Ra)
|
≤0.8 μm
|
Flatness Tolerance
|
≤0.0009 mm
|
Axial Runout Tolerance
|
≤0.05 mm
|
Radial Runout Tolerance
|
≤0.03 mm
|
Thickness
|
5 mm
|
Outer Diameter Tolerance
|
±0.1 mm
|
Inner Diameter Tolerance
|
±0.08 mm
|
Coefficient of Friction
|
0.1 - 0.2
|
Elasticity Modulus
|
12 GPa
|
Density
|
1.8 g/cm³
|
Compressive Strength
|
≥150 MPa
|
Tensile Strength
|
≥30 MPa
|
Thermal Conductivity
|
15 W/(m·K)
|
Maximum Pressure Differential
|
2.0 MPa
|
Leakage Rate
|
≤5 ml/h under normal operating conditions
|
Recommended Lubrication
|
Self - lubricating, but additional lubrication can be used for high - load applications
|
Installation Torque
|
10 - 15 N·m
|
Shelf Life
|
3 years under proper storage conditions
|
Storage Conditions
|
Store in a dry, cool place, away from direct sunlight and corrosive gases, temperature range: 0°C - 30°C, relative humidity ≤60%
|
Maintenance Requirements
|
Regular inspection for wear, replace when surface roughness exceeds 1.6 μm or flatness tolerance exceeds 0.0015 mm
|