Description
Crystalline Boron (B) Micron Powder – Purity: 99+%, Particle Size: -325 Mesh
Product Overview:
Our Crystalline Boron Micron Powder is a high-purity material (≥99%) with a fine particle size of -325 mesh. This black to brown crystalline powder exhibits extreme hardness, high thermal resistance, and chemical inertness, making it indispensable in advanced applications across aerospace, ceramics, nuclear technology, and energetic materials.
Technical Properties:
| Property | Value |
|---|---|
| Chemical Symbol | B |
| Molecular Weight | 10.811 |
| Purity | ≥99% |
| Appearance | Black/Brown powder |
| Form | Crystalline powder |
| Average Particle Size | -325 mesh |
| Density (crystalline) | 2.34 g/cm³ |
| Melting Point | ~2100 °C (3812 °F) |
| Boiling Point | ~2600 °C (4712 °F) |
| Electrical Resistivity | 1.5 × 10¹² μΩ·cm at 20 °C |
| Mohs Hardness | 9.3 (at 20 °C) |
| Storage Temperature | Room Temperature (RT) |
Elemental Analysis (%):
| Element | Content (%) |
|---|---|
| Boron (B) | 99.00 |
| Iron (Fe) | 0.10 |
| Aluminum (Al) | 0.10 |
| Calcium (Ca) | 0.09 |
| Silicon (Si) | 0.05 |
| Magnesium (Mg) | 0.29 |
| Copper (Cu) | 0.001 |
| Tin (Sn) | 0.001 |
| Manganese (Mn) | 0.0006 |
Applications:
Crystalline boron powder’s unique combination of hardness, thermal stability, and electrical resistivity makes it suitable for diverse high-performance applications:
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Aerospace and Defense: Utilized in lightweight high-strength composites and structural components due to its high hardness and heat resistance.
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Advanced Ceramics: Integral in the production of high-performance ceramic materials with excellent wear resistance and thermal stability.
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Nuclear Industry: Acts as a neutron absorber in control rods and shielding materials due to boron’s high neutron capture cross-section.
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Fuel and Propellant Systems: Serves as an ignition aid and high-energy fuel component in pyrotechnics, rocket propellants, and combustion systems.
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Corrosion Inhibition: Boron compounds derived from boron powder are used in antifreeze formulations, brake fluids, and hydraulic systems to prevent rust and degradation of ferrous materials.
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Abrasives: The extreme hardness (Mohs 9.3) makes boron ideal for high-speed cutting, lapping, and polishing applications.
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Photoelectric and Electrochemical Applications: Used in tanning, photography, fuel cells, and electrolytic processes due to its unique electron behavior.
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Biocidal and Pest Control: Boron-based compounds act as effective physical biocides, disrupting pest cell structures without toxic chemicals.