| Customization: | Available |
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| Structure: | Seal Ring |
| Pressure: | Medium Pressure Mechanical Seals |
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Parameter
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Value
|
|
Material Type
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Silicon Carbide (SiC)
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Density
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3.1 - 3.2 g/cm³
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Hardness (HV)
|
2500 - 3200 Vickers Hardness
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Bending Strength
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400 - 600 MPa
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Fracture Toughness
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3 - 5 MPa·m¹/²
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Thermal Conductivity
|
100 - 200 W/(m·K)
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Melting Point
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2700 °C
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Coefficient of Friction
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0.1 - 0.3 (against steel in dry conditions)
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Maximum Operating Temperature
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-200 °C to 1400 °C
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|
Corrosion Resistance
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Excellent resistance to most acids, alkalis, and organic solvents
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Chemical Inertness
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Highly inert, minimal reactivity with common chemicals
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Elastic Modulus
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400 - 450 GPa
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Poisson's Ratio
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0.16 - 0.22
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Specific Heat Capacity
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0.67 - 0.71 J/(g·K)
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Permeability
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Practically impermeable
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Thermal Shock Resistance
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High, can withstand rapid temperature changes without cracking
|
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Compressive Strength
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3000 - 5000 MPa
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Surface Roughness (Ra)
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0.05 - 0.2 μm (typical for precision - finished seals)
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Hydrothermal Stability
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Stable up to 300 °C in water - containing environments
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Compatibility with Lubricants
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Compatible with mineral oils, synthetic oils, and water - based fluids
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Electrical Conductivity
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Semiconductor (conductivity: 1 - 100 S/cm depending on grade)
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