Advanced Technical Ceramics, Precision Alumina, Silicon Carbide, Crucible Parts
Silicon Nitride Ceramic Plate Si3N4 Ceramic Board
PRODUCT PARAMETERS
Description
Silicon Nitride Ceramic Plate is a high-performance advanced ceramic component made from silicon nitride (Si₃N₄) material. It features excellent mechanical strength, high hardness, low thermal expansion, and outstanding thermal stability, allowing it to maintain reliable performance under high-temperature and thermal cycling conditions. With a Vickers hardness of 1500 HV, elastic modulus of 290 GPa, and thermal expansion coefficient of 3.1 × 10⁻⁶/℃, the Si₃N₄ ceramic plate is widely used as a separator plate in heat exchangers and as a protective and isolation component in semiconductor manufacturing equipment.
Technical Specifications
| Item | Specification |
|---|---|
| Product Name | Silicon Nitride Ceramic Plate |
| Material | Silicon Nitride (Si₃N₄) |
| Density | ≥3.2 g/cm³ |
| Vickers Hardness | 1500 HV |
| Elastic Modulus | 290 GPa |
| Flexural Strength | 600-1000 MPa |
| Compressive Strength | ≥2500 MPa |
| Thermal Expansion Coefficient | 3.1 × 10⁻⁶/℃ |
| Thermal Conductivity | 15-20 W/(m·K) |
| Maximum Operating Temperature | 1200℃ |
| Electrical Resistivity | ≥10¹⁴ Ω·cm |
| Chemical Resistance | Excellent resistance to oxidation and corrosion |
Product Advantages
1. Excellent Mechanical Strength and Stability
Silicon Nitride Ceramic Plate has high hardness and a strong ceramic structure, providing excellent resistance to mechanical stress and surface wear. The elastic modulus of 290 GPa ensures good rigidity and dimensional stability during operation. It is suitable for precision components requiring long-term reliability.
2. Outstanding Thermal Stability
The low thermal expansion coefficient of 3.1 × 10⁻⁶/℃ allows the ceramic plate to maintain stable dimensions under temperature fluctuations. It reduces thermal stress caused by repeated heating and cooling cycles. This makes it suitable for high-temperature industrial environments.
3. Superior Thermal Shock Resistance
Si₃N₄ ceramic material has excellent resistance to sudden temperature changes due to its low expansion characteristics. The plate can withstand rapid heating and cooling without cracking easily. It provides stable performance in applications involving frequent thermal cycling.
4. Excellent Corrosion Resistance
Silicon Nitride Ceramic Plate has strong resistance to oxidation, chemical corrosion, and harsh operating conditions. It can maintain material integrity when exposed to industrial environments. This improves equipment service life and reduces replacement frequency.
5. Reliable Electrical Insulation Performance
The ceramic plate provides excellent electrical insulation properties and stable dielectric performance. It can effectively protect sensitive electronic components from electrical interference. This makes it suitable for semiconductor manufacturing applications.
6. Precision Customization Capability
Silicon Nitride Ceramic Plates can be customized in different sizes, thicknesses, and surface finishes according to customer requirements. Precision machining ensures accurate dimensions and reliable installation. It can meet various industrial equipment design requirements.
Typical Applications
1. Heat Exchanger Separator Plates
Silicon Nitride Ceramic Plates are used as separating plates in heat exchangers due to their excellent thermal stability and corrosion resistance. They can maintain structural integrity during high-temperature operation and thermal cycling. Their low thermal expansion coefficient helps ensure stable performance and long service life.
2. Semiconductor Manufacturing Equipment
Si₃N₄ ceramic plates are used to protect and isolate sensitive components during semiconductor manufacturing processes. Their high temperature resistance and electrical insulation properties improve equipment reliability. They provide a stable working environment for precision semiconductor processes.
3. High-Temperature Industrial Equipment
The ceramic plates are suitable for industrial equipment requiring high strength, wear resistance, and thermal stability. They maintain excellent mechanical properties under elevated temperatures. This makes them ideal for demanding operating environments.
4. Electronic Insulation Components
Silicon Nitride Ceramic Plates can be used as insulating and protective components in electronic equipment. Their excellent electrical insulation performance helps prevent electrical leakage and interference. They provide reliable support for high-performance electronic systems.
5. Precision Machinery Components
Due to their high hardness and dimensional stability, Si₃N₄ ceramic plates are applied in precision mechanical systems. They can withstand mechanical loads and friction during operation. The material helps improve equipment durability and operational accuracy.
Company Profile
Luoyang JianXun Tech Co., Ltd. specializes in the research, development, production, and supply of advanced ceramic materials and high-performance industrial components. The company provides silicon nitride ceramics, aluminum nitride ceramics, boron nitride products, alumina ceramics, and customized ceramic parts for global industrial applications. With professional manufacturing technology and strict quality control, JianXun delivers reliable ceramic solutions featuring high temperature resistance, wear resistance, insulation performance, and precision machining capability.
Payment Terms: T/T, PayPal, Credit Card, Western Union, etc.
Shipment Terms: By air, by sea, by express, or according to customer request.
Storage Conditions: Store Silicon Nitride Ceramic Plates in a dry, clean, and dust-free environment. Keep the products in protective packaging to avoid moisture, contamination, scratches, or mechanical damage before use.
FAQ about Silicon Nitride Ceramic Plate
Q1: What is Silicon Nitride Ceramic Plate used for?
Silicon Nitride Ceramic Plate is mainly used as a separator plate in heat exchangers and as a protective and isolation component in semiconductor manufacturing equipment. It is also suitable for high-temperature and precision industrial applications.
Q2: Why is silicon nitride ceramic suitable for high-temperature applications?
Silicon nitride ceramic has low thermal expansion, excellent thermal shock resistance, and stable mechanical properties at elevated temperatures. These characteristics allow it to maintain reliable performance during repeated temperature changes.
Q3: Can Silicon Nitride Ceramic Plates be customized?
Yes, JianXun can provide customized silicon nitride ceramic plates with different dimensions, thicknesses, surface finishes, and machining requirements according to application needs.
Q4: What are the advantages of silicon nitride ceramic compared with traditional ceramics?
Silicon nitride ceramic provides higher strength, better thermal shock resistance, lower thermal expansion, and excellent wear resistance compared with many conventional ceramic materials.
Q5: How should Silicon Nitride Ceramic Plates be stored?
The ceramic plates should be stored in a dry and clean environment with protective packaging. Proper storage helps maintain surface quality and ensures reliable performance during installation.
