What is Boron Carbide (B₄C) Micron Powder?

Boron Carbide (B₄C) micron powder is an extremely hard ceramic material consisting of boron and carbon atoms. Known for its exceptional hardness, lightweight, high melting point, and chemical inertness, B₄C powder is extensively utilized in protective armor, abrasive applications, nuclear industries, and advanced materials manufacturing.

Chemical Properties and CAS Number

• Chemical Formula: B₄C
• CAS Number: 12069-32-8
• Appearance: Black crystalline fine powder
• Density: Approximately 2.52 g/cm³
• Melting Point: Approximately 2763°C
• Hardness: Very high hardness (approximately 9.3 on the Mohs scale)
• Chemical Stability: Highly resistant to acids, alkalis, oxidation, and chemical corrosion

Applications of Boron Carbide Micron Powder

1. Protective Armor

Extensively used in bulletproof vests, armor plates, military helmets, and vehicle armor systems due to its high hardness, low density, and superior impact resistance.

2. Abrasives and Polishing

Widely employed as abrasive materials in grinding wheels, polishing compounds, sandblasting nozzles, and cutting tools due to its extreme hardness and abrasive properties.

3. Nuclear Industry

Applied as neutron absorbers and control rods in nuclear reactors, benefiting from its excellent neutron absorption properties.

4. Wear-Resistant Components

Used in nozzles, bearings, seals, and industrial equipment to enhance durability, wear resistance, and longevity under harsh operational conditions.

5. Ceramics and Refractories

Utilized in high-performance ceramic products, refractory bricks, and crucibles because of its outstanding thermal stability, mechanical strength, and chemical inertness.

6. Metallurgical Applications

Applied in metal matrix composites (MMCs), enhancing mechanical strength, thermal resistance, and wear characteristics.

Pricing of Boron Carbide Micron Powder

Pricing varies significantly based on particle size, purity, production methods, and application requirements:

• Industrial Grade: Typically ranges from $50 – $200 per kilogram
• High-Purity or Specialized Grade: Prices range from $200 – $500 per kilogram, suitable for specialized and high-tech applications.

Factors Influencing Boron Carbide Prices

• Particle size and purity
• Intended industrial application
• Volume and frequency of orders
• Special certifications or standards required

Conclusion

Boron Carbide (B₄C) micron powder is highly valued for its superior hardness, lightweight, and exceptional thermal and chemical stability. Widely utilized in protective armor, nuclear applications, abrasives, and wear-resistant components, it plays an indispensable role across various critical industries. Pricing is influenced by purity, particle specifications, and industrial application standards.