Magnesium Pellets

Magnesium Pellets are compacted metallic units valued for their low density, high strength-to-weight ratio, and reactivity under controlled metallurgical conditions. Their granular form ensures consistent feedstock performance in smelting, refining, and alloying processes, while also improving handling and dosing precision. Industries that extensively employ magnesium pellets include iron and steelmaking, powder metallurgy, and energy materials. Specific technologies benefiting from magnesium pellets include blast furnace burden optimization, where MgO-bearing pellets enhance slag basicity and metallurgical efficiency; powder-metallurgical tube forming processes that exploit pellets as compact feed for shear-assisted forming; and silicothermal smelting of metallic magnesium, where pelletized mixtures improve heat transfer, reduce costs, and increase production yield. Research continues to refine pellet formulations and production, focusing on additives that optimize reduction, improve compressive strength, and reduce swelling during high-temperature processing. With their combined mechanical utility, metallurgical efficiency, and role in sustainable processing, Magnesium Pellets remain indispensable in advancing modern metallurgy and high-performance material manufacturing.

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Tolerance

Properties

Reference & Citations

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Tolerances

Pellets

Maximum Lump Size		Nominal

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