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Boron Powder
Available Configurations
Properties common to all products in this list
Starting at
$414.00
each
No Minimum order
Free technical support
*Free delivery worldwide
Material Properties
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 5 |
| Crystal structure | Tetragonal |
| Electronic structure | He 2s² 2p¹ |
| Valences shown | 3 |
| Atomic weight( amu ) | 10.81 |
| Thermal neutron absorption cross-section( Barns ) | 672 |
| Photo-electric work function( eV ) | 4.5 |
| Natural isotope distribution( Mass No./% ) | 11/ 80.2 |
| Natural isotope distribution( Mass No./% ) | 10/ 19.8 |
| Atomic radius - Goldschmidt( nm ) | 0.097 |
| Ionisation potential( No./eV ) | 4/ 259 |
| Ionisation potential( No./eV ) | 2/ 25.2 |
| Ionisation potential( No./eV ) | 1/ 8.30 |
| Ionisation potential( No./eV ) | 5/ 340 |
| Ionisation potential( No./eV ) | 337.9 |
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Mohs | 9.5 |
| Material condition | Arc melted |
| Tensile modulus( GPa ) | 441 |
| Tensile strength( MPa ) | 1580-2410 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 1.8x10¹²@27°C |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 3700 |
| Density( gcm⁻³ ) | 2.34-2.37@20°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 2180 |
| Latent heat of evaporation( J g⁻¹ ) | 35000 |
| Latent heat of fusion( J g⁻¹ ) | 2090 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1030@25°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 8.3@0-100°C |
Tolerances
Powder
| Mean Particle Size | Nominal | |
|---|---|---|
| Minimum Particle Size | Nominal | |
| Maximum Particle Size | Nominal | |
| Maximum Particle Size | Nominal | |
| Particle Size D10 | Nominal | |
| Particle Size D50 | Nominal | |
| Particle Size D90 | Nominal |