What is Silicon Nitride (Si3N4) Nanopowder/Nanoparticles, Amorphous?

Silicon Nitride (Si3N4) Nanopowder/Nanoparticles, Amorphous, is an advanced ceramic material known for its high mechanical strength, thermal stability, and chemical resistance. It is widely used in high-performance engineering applications, coatings, and electronics due to its exceptional wear resistance and low friction properties.

Chemical Properties and CAS Number

• Material: Silicon Nitride (Si3N4) Nanopowder/Nanoparticles, Amorphous
• CAS Number: 12033-89-5
• Appearance: White or grayish powder
• Density: ~3.2 g/cm³
• Particle Size: 10–200 nm
• Crystal Structure: Amorphous
• Thermal Stability: High resistance to thermal shock and oxidation
• Chemical Resistance: Excellent resistance to acids and alkalis
• Electrical Properties: Good insulating properties

Applications of Silicon Nitride (Si3N4) Nanopowder/Nanoparticles

1. High-Performance Ceramics and Engineering Components

Used in structural ceramics, turbine blades, cutting tools, and wear-resistant components due to its superior mechanical properties.

2. Electronics and Semiconductor Industry

Applied as an insulating layer, passivation layer, and substrate material in microelectronics and MEMS (Micro-Electro-Mechanical Systems).

3. Coatings and Surface Treatments

Enhances wear resistance, corrosion resistance, and thermal stability in coatings for aerospace, automotive, and industrial applications.

4. Biomedical Applications

Used in dental and orthopedic implants due to its biocompatibility and chemical stability.

5. Lubricants and Composites

Reduces friction and enhances mechanical durability in composite materials and lubrication systems.

Pricing of Silicon Nitride (Si3N4) Nanopowder/Nanoparticles

Pricing depends on purity, particle size, and application requirements:

• Standard Grade: Typically ranges from $100 – $500 per kilogram
• High-Purity Nanopowder: Prices range from $500 – $2000 per kilogram, optimized for electronics and high-tech applications.

Factors Influencing Pricing

• Purity level (99% – 99.99%)
• Bulk order volume
• Custom formulation for industrial applications
• Market demand in aerospace, electronics, and biomedical industries

Conclusion

Silicon Nitride (Si3N4) Nanopowder/Nanoparticles, Amorphous, is a versatile and high-performance ceramic material widely used in advanced engineering, electronics, and biomedical applications. Its combination of mechanical strength, thermal stability, and chemical resistance makes it a valuable component in cutting-edge industries.