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Formula: Fe 72.8/Cr 22/Al 5/Y 0.1/Zr 0.1
Form: Pellet/Lump
Material: Iron/Chromium/Aluminum (Fecralloy®)
Commodity: Alloys
Maximum Lump Size: 50mm
Fecralloy® Pellets are compact, high-temperature-resistant bodies made from an iron-chromium-aluminum (FeCrAl) alloy, known for exceptional oxidation resistance, thermal stability, and mechanical strength under extreme conditions. The alloy forms a slow-growing, adherent alumina (Al₂O₃) scale at elevated temperatures, providing outstanding protection against oxidation and corrosion. The pellet form offers uniform shape and high packing density, making it particularly effective in fixed-bed reactors, high-temperature filtration systems, and controlled oxidation environments. Industries utilizing Fecralloy® Pellets include renewable energy, chemical processing, and high-temperature catalytic systems. Specific uses include functioning as durable catalyst carriers in oxidation and reforming processes, thermal filtration media in aggressive gas streams, and structural supports in compact high-heat-load environments. In research, Fecralloy® Pellets facilitate studies on oxidation kinetics, surface-catalyst interactions, and advanced thermal energy conversion systems. Their unique combination of oxidation resistance, structural stability, and form factor positions them as a critical material for both industrial efficiency and scientific innovation.
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Tolerances

Pellet/Lump
Maximum Lump Size Nominal

Material Properties for Alloys

Mechanical Properties
Element Value
Elongation at break( % ) <25
Hardness - Vickers( kgf mm⁻² ) 230
Tensile strength( MPa ) 560
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 134
Temperature coefficient( K⁻¹ ) 0.0001
Magnetic Properties
Element Value
Curie temperature( C ) 600
Thermal Properties
Element Value
Maximum use temperature in air( C ) 1100-1300
Melting point( C ) 1380-1490
Thermal conductivity( W m⁻¹ K⁻¹ ) 16@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 11.1@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 7.22

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