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Formula: Al
Form: Single Crystal
Material: Aluminum
CAS Number: 7429-90-5
Commodity: Metals
Purity: 99.999%

Aluminum Disk Single Crystal

Aluminum Disk Single Crystal is a precision-engineered material characterized by a highly ordered crystalline lattice with minimal defects, enabling exceptional electrical conductivity, optical clarity, and thermal uniformity. Produced through controlled solidification and meticulous orientation processes, these disks exhibit superior crystallographic alignment, which is critical for applications in X-ray diffraction, optical metrology, and high-precision electronics manufacturing. The single-crystal structure eliminates grain boundaries, reducing electron scattering and improving signal fidelity in sensing and imaging systems. Industries such as semiconductor fabrication, advanced microscopy, and precision instrumentation rely on these disks for calibration standards, optical components, and research into fundamental material properties. Specific uses include X-ray monochromators, electron backscatter diffraction standards, and substrates for epitaxial growth. Ongoing research focuses on refining surface preparation techniques to minimize mechanical and chemical damage while maintaining crystallographic perfection. Aluminum Disk Single Crystal remains a cornerstone in both industrial and scientific domains, where material purity and structural precision are paramount.
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Tolerances

Single Crystal
Orientation See Item
Thickness +2% / -1%
Length +2% / -1%
Disk
Diameter +2% / -1%

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 13
Crystal structure Face centred cubic
Electronic structure Ne 3s² 3p¹
Valences shown 3
Atomic weight( amu ) 26.98154
Thermal neutron absorption cross-section( Barns ) 0.232
Photo-electric work function( eV ) 4.2
Atomic radius - Goldschmidt( nm ) 0.143
Ionisation potential( No./eV ) 4/ 120
Ionisation potential( No./eV ) 5/ 154
Ionisation potential( No./eV ) 6/ 190
Ionisation potential( No./eV ) 1/ 5.99
Ionisation potential( No./eV ) 3/ 28.4
Ionisation potential( No./eV ) 2/ 18.8
Mechanical Properties
Element Value
Material condition Soft
Material condition Hard
Poisson's ratio 0.345
Poisson's ratio 0.345
Bulk modulus( GPa ) 75.2
Bulk modulus( GPa ) 75.2
Tensile modulus( GPa ) 70.6
Tensile modulus( GPa ) 70.6
Hardness - Vickers( kgf mm⁻² ) 21
Hardness - Vickers( kgf mm⁻² ) 35-48
Tensile strength( MPa ) 130-195
Tensile strength( MPa ) 50-90
Yield strength( MPa ) 110-170
Yield strength( MPa ) Oct-35
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 2.67@20@20°C
Superconductivity critical temperature( K ) 1.175
Temperature coefficient( K⁻¹ ) 0.0045@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.42
Physical Properties
Element Value
Boiling point( C ) 2467
Density( gcm⁻³ ) 2.7@20°C
Thermal Properties
Element Value
Melting point( C ) 660.4
Latent heat of evaporation( J g⁻¹ ) 10800
Latent heat of fusion( J g⁻¹ ) 388
Specific heat( J K⁻¹ kg⁻¹ ) 900@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 237@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 23.5@0-100°C

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