Product Name: Zirconia Ceramic Sealing Ring
Product Material: Yttrium-stabilized tetragonal zirconia (3Y-TZP)
Material Characteristics: High fracture toughness, excellent wear resistance, ultra-low friction coefficient, strong corrosion resistance, high hardness, outstanding dimensional stability
Application Fields: Mechanical sealing systems, chemical pump and valve sealing, high-temperature and high-pressure sealing devices, medical equipment sealing, semiconductor equipment sealing
Application Industries: Petrochemicals, mechanical equipment, medical devices, semiconductor manufacturing, new energy
Processing Difficulties: Roundness accuracy control, high requirements for sealing surface smoothness, control of thin-walled part deformation, guarantee of batch consistency
Processing Flow: Powder processing → Spray granulation → Forming (dry pressing/CIP) → High-temperature sintering → CNC precision processing → Inspection → Ultrasonic cleaning → Packaging
Delivery Time: 25-35 days, special requirements 40-50 days
Zirconia Ceramic Sealing Rings are precision-engineered components specifically designed for the most demanding sealing applications where exceptional wear resistance, reliable sealing performance, and long-term operational stability are critical. Manufactured from yttria-stabilized tetragonal zirconia polycrystals (3Y-TZP), these sealing rings deliver superior performance in extreme environments, outperforming traditional sealing materials through their unique combination of mechanical strength, chemical inertness, and exceptional surface characteristics.
Key Features:
Exceptional Fracture Toughness - Possesses outstanding toughness (6-8 MPa·m¹/²) among advanced ceramics, providing excellent resistance to chipping, cracking, and mechanical shock during installation and operation, ensuring reliable sealing integrity.
Superior Wear Resistance & High Hardness - Exceptional resistance to abrasive and adhesive wear (Vickers hardness > 1200 HV), ensuring maintained dimensional accuracy and extended service life in high-speed rotating and reciprocating sealing applications.
Extremely Low Friction Coefficient - The inherent lubricity with friction coefficients below 0.1 minimizes operational torque and prevents sticking, enabling smooth operation and reducing energy consumption without requiring external lubricants.
Outstanding Chemical Inertness - Highly resistant to a wide range of aggressive chemicals, acids, alkalis, and organic solvents, making it ideal for corrosive fluid handling and chemical processing applications where conventional seals would degrade rapidly.
Excellent Dimensional Stability - Maintains precise dimensional accuracy with tolerances within ±0.003 mm under varying temperature and pressure conditions, ensuring consistent sealing performance and preventing leakage in critical applications.
High Temperature Performance - Suitable for continuous operation in temperatures up to 800°C while maintaining mechanical integrity and sealing characteristics, far exceeding the capabilities of polymer-based sealing materials.
