Customization: | Available |
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Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
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Parameter
|
Description
|
Value
|
Material
|
High-performance elastomer blend
|
-
|
Hardness
|
Shore A scale
|
75
|
Tensile Strength
|
Maximum stress before failure
|
12 MPa
|
Elongation at Break
|
Percentage increase in length at break
|
350%
|
Compression Set
|
Deformation after compression
|
15% (after 22 hours at 100°C)
|
Temperature Range
|
Minimum operating temperature
|
-40°C
|
|
Maximum operating temperature
|
200°C
|
Chemical Resistance
|
Resistance to acids
|
Excellent resistance to 30% sulfuric acid at room temperature
|
|
Resistance to alkalis
|
Good resistance to 20% sodium hydroxide at room temperature
|
|
Resistance to hydrocarbons
|
Moderate resistance to gasoline
|
Pressure Rating
|
Maximum static pressure
|
25 bar
|
|
Maximum dynamic pressure
|
15 bar
|
Seal Type
|
Design for sealing
|
Double-acting radial seal
|
Surface Finish
|
Required surface roughness of mating part
|
Ra ≤ 0.8 μm
|
Wear Resistance
|
Abrasion loss under specified conditions
|
80 mm³ (ASTM D4060 test)
|
Density
|
Mass per unit volume
|
1.2 g/cm³
|
Rebound Resilience
|
Ability to return to original shape
|
45%
|
Seal Lip Geometry
|
Angle of seal lip
|
25°
|
|
Thickness of seal lip
|
2 mm
|
Installation Clearance
|
Recommended radial clearance
|
0.1 - 0.3 mm
|
Service Life
|
Expected lifespan under normal conditions
|
8,000 operating hours
|
Friction Coefficient
|
Coefficient of friction against stainless steel
|
0.3
|
UV Resistance
|
Resistance to ultraviolet radiation
|
Good (no significant degradation after 1000 hours exposure)
|
Water Absorption
|
Percentage of water absorbed
|
0.5% (after 24 hours immersion at 23°C)
|
Oxygen Resistance
|
Resistance to oxygen aging
|
Stable performance in air at 150°C for 100 hours
|