Magnesium Disk

Magnesium Disk is a lightweight metallic form characterized by its low density, high specific strength, and excellent damping and thermal dissipation properties. Its chemical reactivity is both a strength and a challenge: while it enables synthesis of advanced materials and alloys, surface treatment or alloying is often required to mitigate rapid corrosion in moist environments. Industries such as automotive, aerospace, and biomedical engineering rely on magnesium disks for their weight-saving advantages and energy efficiency. Specific technologies benefiting from magnesium disks include lightweight structural automotive parts, aerospace components where density reduction is critical, and biomedical implants designed with biodegradable magnesium alloys. Research applications also extend to electrocatalysis and energy storage, where magnesium serves as an earth-abundant alternative to noble metals, as well as wear resistance studies comparing magnesium alloys to aluminum in harsh environments. By coupling mechanical efficiency with unique chemical versatility, Magnesium Disks hold significant value for advancing high-performance designs in engineering, renewable energy, and medical innovation.

Formula: Mg
Percentage Purity: 99.9%
Temper: As Rolled
Thickness: 0.5mm
Diameter: 25.4mm
CAS Number: 7439-95-4
UOM Code: 114-439-18
Legacy Code: MG000320
Distributor Code: GF11443918

SKU: 1000026697

Product Code: MG00-FL-000220

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Tolerances

Disk

Thickness	>0.05mm	±10%
Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%

Tolerances

Disk

Thickness	>0.05mm	±10%
Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%

Technical Data Sheet

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Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	12
Crystal structure	Hexagonal close packed
Electronic structure	Ne 3s²
Valences shown	2
Atomic weight( amu )	24.305
Thermal neutron absorption cross-section( Barns )	0.064
Photo-electric work function( eV )	3.66
Natural isotope distribution( Mass No./% )	24/ 78.99
Natural isotope distribution( Mass No./% )	26/ 11.01
Natural isotope distribution( Mass No./% )	25/ 10.00
Atomic radius - Goldschmidt( nm )	0.16
Ionisation potential( No./eV )	2/ 15.03
Ionisation potential( No./eV )	6/ 187
Ionisation potential( No./eV )	4/ 109
Ionisation potential( No./eV )	5/ 141
Ionisation potential( No./eV )	1/ 7.65
Ionisation potential( No./eV )	3/ 80.1

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.291
Poisson's ratio	0.291
Bulk modulus( GPa )	35.6
Bulk modulus( GPa )	35.6
Tensile modulus( GPa )	44.7
Tensile modulus( GPa )	44.7
Hardness - Vickers( kgf mm⁻² )	35-45
Hardness - Vickers( kgf mm⁻² )	30-35
Tensile strength( MPa )	232
Tensile strength( MPa )	185
Yield strength( MPa )	69
Yield strength( MPa )	100

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	4.2@20@20°C
Temperature coefficient( K⁻¹ )	0.00425@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	0.44

Physical Properties

Element	Value
Boiling point( C )	1090
Density( gcm⁻³ )	1.74@20°C

Thermal Properties

Element	Value
Melting point( C )	649
Latent heat of evaporation( J g⁻¹ )	5254
Latent heat of fusion( J g⁻¹ )	362
Specific heat( J K⁻¹ kg⁻¹ )	1020@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	156@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	26@0-100°C