Technical Specifications:
- Chemical Composition:
- Primary Ingredient: Silicon Nitride (Si₃N₄).
- Purity: 99+% (high purity with minimal impurities).
- Particle Size:
- Particle Size: 80 nm (nanometers).
- Particle Shape: Amorphous and irregular due to its non-crystalline structure.
- Crystal Structure:
- Structure: Amorphous, with the potential to transition to crystalline phases (α or β-Si₃N₄) upon thermal treatment.
- Thermal Properties:
- Thermal Stability: High stability under extreme temperatures.
- Decomposition Temperature: Above ~1,900°C in a nitrogen atmosphere.
- Thermal Conductivity: Moderate (~30 W/m·K for bulk forms).
- Mechanical Properties:
- Excellent wear resistance and high hardness when converted to crystalline forms.
- Color: White or off-white.
Applications:
- Advanced Ceramics:
- Purpose: Enhances the mechanical and thermal properties of high-performance ceramics.
- Application: Used in producing wear-resistant and high-strength ceramic components for aerospace, automotive, and industrial applications.
- Electronics:
- Purpose: Excellent electrical insulation and heat resistance make Si₃N₄ ideal for electronics.
- Application: Incorporated into substrates, insulating layers, and heat sinks for high-power devices.
- Thermal Management:
- Purpose: Efficient heat dissipation in high-temperature environments.
- Application: Used in thermal interface materials (TIMs) and cooling systems for semiconductors and LEDs.
- Coatings:
- Purpose: Provides wear resistance, corrosion protection, and thermal stability.
- Application: Applied as protective coatings for cutting tools, engine parts, and machinery in high-stress environments.
- Aerospace Applications:
- Purpose: Combines low weight with high strength and thermal stability for aerospace components.
- Application: Used in structural parts, heat shields, and thermal barrier coatings.
- Energy Applications:
- Purpose: Improves stability and efficiency in energy storage and transfer systems.
- Application: Used in lithium-ion batteries, supercapacitors, and advanced energy storage devices.
- Composite Materials:
- Purpose: Enhances the mechanical and thermal properties of composites.
- Application: Incorporated into metal and polymer matrix composites for industrial, automotive, and aerospace applications.
- Biomedical Applications:
- Purpose: Biocompatibility and chemical stability make it suitable for medical use.
- Application: Investigated for use in dental implants, orthopedic devices, and other biomedical applications.
- Catalysis:
- Purpose: Acts as a catalyst support or active material in chemical processes.
- Application: Used in hydrogen production, petrochemical processing, and other catalytic systems.
- Additive Manufacturing:
- Purpose: Enhances the properties of 3D-printed materials.
- Application: Integrated into advanced materials for high-performance additive manufacturing processes.
Key Benefits:
- High Thermal and Chemical Stability: Retains properties under extreme temperatures and corrosive conditions.
- Wear Resistance: Superior resistance to abrasion and mechanical stress in high-performance applications.
- Electrical Insulation: Excellent dielectric properties make it ideal for electronic and thermal management systems.
- Biocompatibility: Safe for use in medical and dental applications.
- Nanoscale Advantages: High surface area improves reactivity, dispersion, and integration into composites and coatings.
Silicon Nitride Nanopowder (Si₃N₄) is a versatile material for ceramics, electronics, coatings, aerospace, and biomedical applications, offering outstanding thermal stability, mechanical strength, and electrical insulation for advanced industrial and technological innovations.
