Boron carbide (B₄C)

Description

1. Product Overview

Boron Carbide (B₄C) is an ultra-hard advanced ceramic material recognized as one of the hardest known substances after diamond and cubic boron nitride. It is primarily used in ballistic armor systems, abrasive applications, nuclear neutron absorption, and high-performance wear-resistant components. Its exceptional hardness, low density, high elastic modulus, and outstanding chemical stability deliver unmatched performance in extreme environments. As global industries demand lighter, stronger, and more durable materials, Boron Carbide plays a strategically critical role in defense, nuclear energy, and advanced manufacturing supply chains.

2. Key Specifications & Technical Characteristics

• Chemical Composition:
  • Boron Carbide (B₄C) ≥ 95–99%
  • Free carbon: ≤ 0.5–1.0%
  • Iron (Fe): ≤ 0.2%
  • Silicon (Si): ≤ 0.3%
  • Other trace metallic impurities: controlled to industrial-grade standards
• Purity Level / Grade:
  • Abrasive Grade (≥95%)
  • Ceramic / Armor Grade (≥97–99%)
  • Nuclear Grade (high purity, low metallic impurities)
• Physical Characteristics:
  • Form: Powder, grains, or sintered components
  • Color: Black to dark gray
  • Mohs Hardness: ~9.3–9.75
  • Density: ~2.50–2.52 g/cm³
  • Melting Point: ~2,350°C
  • Particle Size: Customizable (sub-micron powders to coarse grits)
• Packaging Options:
  • 25 kg moisture-resistant bags
  • 1 MT jumbo bags
  • Customized packaging for export compliance
• Shelf Life:
  • Stable indefinitely under dry, sealed storage conditions

3. Core Industrial Applications

Primary Industries:

• Defense and ballistic protection
• Nuclear power generation
• Abrasives and surface finishing
• Advanced ceramics manufacturing
• Metallurgical processing

Operational Use Cases:

• Lightweight ballistic armor plates and vehicle protection systems
• Neutron absorption rods and shielding in nuclear reactors
• High-performance abrasive blasting and lapping compounds
• Wear-resistant nozzles, seals, and cutting tools
• Refractory components in high-temperature furnaces

Performance & Commercial Advantages:

• Exceptional hardness enables superior wear resistance and longer service life
• Low density allows significant weight reduction in armor systems
• High neutron absorption cross-section makes it ideal for nuclear safety applications
• Outstanding chemical and thermal stability ensures durability under extreme conditions
• Reduced maintenance and replacement frequency lowers total lifecycle cost

4. Competitive Advantages

• Quality Consistency: Strict control of purity, particle size distribution, and impurity levels ensures predictable sintering and mechanical performance.
• Supply Reliability: Large-scale production capacity aligned with defense, nuclear, and industrial procurement cycles.
• Logistics Capability: Global export expertise with compliant packaging for hazardous and strategic materials.
• Price Competitiveness: Optimized manufacturing processes deliver competitive pricing for bulk industrial volumes.
• Sustainability: Long service life reduces material turnover and waste generation in high-wear applications.
• Technical Support: Full technical data sheets (TDS), material safety documentation, particle size analysis, and application engineering support available.

Boron Carbide (B₄C) represents a strategic sourcing investment for organizations prioritizing high-performance materials, operational durability, and long-term cost efficiency.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity:
  • 20’ Container: Approx. 20–22 MT
  • 40’ Container: Approx. 24–26 MT (subject to packaging configuration)