Chromium Monoboride (CrB) CAS 12006-79-0

Chromium Monoboride (CrB) is a high-performance intermetallic compound characterized by exceptional hardness, thermal stability (melting point >2100°C), and resistance to oxidation. This gray-black crystalline material is widely used in extreme-environment applications, including aerospace, cutting tools, and wear-resistant coatings.

Extreme Durability: Retains mechanical strength up to 1200°C in oxidizing atmospheres.
Corrosion Resistance: Stable in acidic/alkaline environments (pH 2–12).
Tailored Morphologies: Available as powders (1–50 μm), sintered pellets, or thin films.

product details

Properties

- - Composition: B:17.21% Cr:82.79%
    Chemical Formula: CrB
    
    Molecular Weight: 62.81 g/mol
    
    Density: 6.1 g/cm³
    
    Crystal Structure: Orthorhombic (space group Pnma)
    
    Melting Point: ~2100°C
    
    Vickers Hardness: ~20 GPa
    
    Purity: 99% (industrial grade), 99.5% (high-purity grade)
    
    Electrical Conductivity: Semiconductor-like behavior

Products Usage

1. High-Temperature Components: Nozzles, furnace linings, and turbine coatings.

2. Cutting Tools: Reinforcement additive for WC-Co composites.

3. Wear-Resistant Coatings: Plasma-sprayed layers for industrial machinery.

4. Electronics: Thermoelectric materials and diffusion barriers in microelectronics.

5. Nuclear Reactors: Neutron absorption due to boron content.

Packing:

Our normal packaging is 25kgs/Drum

The packaging can be customized. the shipping term can be by sea, by air, and sample or small quantity can be shipped by DHL, FEDEX, EMS and TNT.

Remark: Chemical composition and size can be optimized by the customers' requirements 固体通用s27

Conditions for safe storage, including any incompatibilities

Separated from ammonia, strong hydrogen peroxide solutions and strong acids.

Safety Protection

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.