Beryllium Flakes

Beryllium Flakes combine extremely low density, high stiffness, and excellent thermal conductivity, making them highly suitable for advanced engineering, defense, and scientific research applications. Their high modulus-to-weight ratio provides exceptional dimensional stability, while their heat dissipation capabilities ensure consistent performance in thermally demanding environments. Industries such as aerospace, nuclear technology, and precision instrumentation employ beryllium flakes in lightweight composite reinforcement, specialized thermal management systems, and radiation-transparent structures. Specific uses include reinforcing aerospace-grade metal matrix composites, manufacturing X-ray windows, and forming components in cryogenic systems where weight reduction and rigidity are critical. In research, Beryllium Flakes are integral in developing advanced composite materials, studying thermal transport at low densities, and enabling novel structural designs for high-performance instruments. Their combination of mechanical strength, thermal efficiency, and unique radiation interaction properties ensures enduring value in both industrial and scientific contexts.

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Properties

Reference & Citations

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Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	4
Crystal structure	Hexagonal close packed
Electronic structure	He 2s²
Valences shown	2
Atomic weight( amu )	9.01218
Thermal neutron absorption cross-section( Barns )	0.0092
Photo-electric work function( eV )	3.4
Atomic radius - Goldschmidt( nm )	0.113
Ionisation potential( No./eV )	2/ 18.2
Ionisation potential( No./eV )	1/ 9.32
Ionisation potential( No./eV )	4/ 218
Ionisation potential( No./eV )	3/ 154

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.02
Poisson's ratio	0.02
Bulk modulus( GPa )	110
Bulk modulus( GPa )	110
Tensile modulus( GPa )	318
Tensile modulus( GPa )	318
Hardness - Vickers( kgf mm⁻² )	150
Hardness - Vickers( kgf mm⁻² )	200
Tensile strength( MPa )	550
Tensile strength( MPa )	310
Yield strength( MPa )	345
Yield strength( MPa )	240

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	3.3@20@20°C
Superconductivity critical temperature( K )	0.026
Temperature coefficient( K⁻¹ )	0.009@0-100°C

Physical Properties

Element	Value
Boiling point( C )	2470
Density( gcm⁻³ )	1.848@20°C

Thermal Properties

Element	Value
Melting point( C )	1278
Latent heat of evaporation( J g⁻¹ )	32470
Latent heat of fusion( J g⁻¹ )	1350
Specific heat( J K⁻¹ kg⁻¹ )	1825@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	201@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	12@0-100°C