Silicon NItride (Si3N4) Ceramics
Silicon Nitride Ceramics are high-performance ceramic materials known for their excellent wear resistance, thermal shock resistance, and outstanding chemical stability, widely used in aerospace, automotive, electronics, and medical industries. This material exhibits remarkable mechanical strength and toughness, enabling it to maintain excellent performance even in high-temperature environments, primarily used for manufacturing wear-resistant components, cutting tools, and insulators.
Silicon Nitride Ceramics are high-performance ceramic materials known for their excellent wear resistance, thermal shock resistance, and outstanding chemical stability, widely used in aerospace, automotive, electronics, and medical industries. This material exhibits remarkable mechanical strength and toughness, enabling it to maintain excellent performance even in high-temperature environments, primarily used for manufacturing wear-resistant components, cutting tools, and insulators.
Silicon NItride (Si3N4) Ceramics There are 17 products.
Silicon Nitride Ceramic Ball | Si3N4 Ball
Silicon Nitride (Si3N4) Ceramic Ball is a high-performance engineering ceramic material known for its high strength, high hardness, high-temperature resistance, and corrosion resistance. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Ceramic Balls, offering competitive prices and customized solutions to meet...
Silicon Nitride Bearing Roller | Si3N4...
Silicon Nitride (Si3N4) Bearing Roller is a high-performance engineering ceramic material known for its lightweight, high strength, wear-resistance, electrical insulating, self-lubricating, etc. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Bearing Rollers, offering competitive prices and customized solutions...
Silicon Nitride Crucible | Si3N4 Crucible
Silicon Nitride (Si3N4) Crucibles are widely used in various high-temperature experiments and industrial melting processes, especially in laboratory environments, due to their excellent high-temperature performance, corrosion resistance, and thermal stability. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride...
Silicon Nitride Substrate | Si3N4 Substrate
Silicon Nitride (Si3N4) Substrate is sintered at 2000 ℃ with a special formula and process. It is suitable for third-generation semiconductor devices with high heat dissipation and encapsulation effects. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Substrates, offering competitive prices and customized...
Silicon Nitride Rod | Si3N4 Rod
Silicon Nitride (Si3N4) Rod is made of ultra-fine ceramic powder by isostatic pressing and high-temperature sintering, making it dense with a 0.0% void ratio. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Rods, offering competitive prices and customized solutions to meet specific requirements.
Silicon Nitride Sheet | Si3N4 Sheet
Silicon Nitride (Si3N4) Sheet is an ideal functional ceramic material because of its outstanding thermal shock resistance, excellent creep and oxidation resistance, low thermal conductivity, and high wear resistance. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Sheets, offering competitive prices and...
Silicon Nitride Plate | Si3N4 Plate
Silicon Nitride (Si3N4) Plate is made of ultra-fine ceramic powder by isostatic pressing and high-temperature sintering, making it dense with a 0.0% void ratio. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Plates, offering competitive prices and customized solutions to meet specific requirements.
Silicon Nitride Block | Si3N4 Block
Silicon Nitride (Si3N4) Block can be used for thermal insulation or positioning. Shapes and sizes can be customized according to specific drawings, and advanced machining methods ensure tight tolerances and precision. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Blocks, offering competitive prices.
Silicon Nitride Disc | Si3N4 Disc
Silicon Nitride (Si3N4) Disc has a low coefficient of thermal expansion, high thermal conductivity, and excellent thermal shock resistance. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Discs, offering competitive prices and customized solutions to meet specific requirements.
Silicon Nitride Ring | Si3N4 Ring
Silicon Nitride (Si3N4) Ring has a low coefficient of thermal expansion, high thermal conductivity, and excellent thermal shock resistance. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Rings, offering competitive prices and customized solutions to meet specific requirements.
Silicon Nitride Tube | Si3N4 Tube
Silicon Nitride (Si3N4) Tube has a low coefficient of thermal expansion, high thermal conductivity, and excellent thermal shock resistance. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Tubes, offering competitive prices and customized solutions to meet specific requirements.
Silicon Nitride Fasteners | Si3N4 Fasteners
Silicon Nitride (Si3N4) Fasteners have high wear resistance, high-temperature resistance, and electrical insulation properties, allowing them to withstand extreme operating conditions. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Fasteners, offering competitive prices and customized solutions to meet...
Silicon nitride ceramics are high-performance advanced ceramic materials known for their excellent physical and chemical properties. They have excellent mechanical strength, fracture toughness, wear resistance thermal shock resistance, and good chemical resistance. The maximum working temperature is up to 1200°C. They are widely used in various industrial fields, particularly in high-temperature, high-pressure, and high-wear environments.
Silicon Nitride (Si3N4) Ceramic Properties Parameter
Item | Unit | Si3N4 |
Color | -- | Black |
Bending strength | MPa | ≥700 |
Young’s modulus | GPa | 310 |
Thermal conductivity | W/(m·k), 25 ℃ | ≥80 |
Bulk density | g/cm3 | ≥3.17 |
Breakdown strength | KV/mm | ≥20 |
Coefficient of thermal expansion | 10-6/K(RT-400℃) | ≤2.7 |
Fracture toughness | MPa·1/2 | ≥6.5 |
Vickers hardness | GPa | ≥13 |
Volume resistivity | Ω·cm | ≥1014 |
Dielectric constant | / | 7.8 |
Dielectric loss | 10-3 | 0.4 |
Surface roughness (Ra) | μm | ≤0.8 |
Camber | Diagonal% | ≤3.0 |
Silicon Nitride (Si3N4) Ceramic Advantages
| Property | Description | Advantages |
|---|---|---|
| Abrasion Resistance | Exceptional abrasion resistance, capable of withstanding intense wear. | Ensures long service life and reliability. |
| High-Temperature Stability | Maintains stable performance in environments up to 1400°C. | Ideal for demanding applications in high-temperature environments. |
| High Strength | High strength allows it to endure substantial mechanical loads. | Withstands heavy loads without failure. |
| Low Density | Lower density reduces the overall weight of equipment. | Enhances efficiency by minimizing weight. |
| Corrosion Resistance | Excellent resistance to various chemical media. | Suitable for use in aggressive environments. |
| Electrical Insulation | Good electrical insulation properties, suitable for the electronics industry. | Provides effective insulation for electronic components. |
Silicon Nitride (Si3N4) Ceramic Applications
- Pumps and Valves: Used in fluid transport and control to ensure efficient system operation.
- Aerospace: Utilized in engine components and other high-temperature applications.
- Automotive Industry: Applied in engines and transmissions to enhance wear resistance and performance.
- Medical Devices: Used in high-wear and high-purity medical instruments.
- Electronics: Employed in electrical insulation and high-temperature components.