Aluminum/Magnesium/Silicon Alloy Spooled Wire (Al98/Mg1/Si0.6)

Aluminum/Magnesium/Silicon Alloy Spooled Wire (Al98/Mg1/Si0.6) offers a high-strength, lightweight solution with excellent corrosion resistance and electrical conductivity, combining the benefits of aluminum with magnesium’s strengthening and silicon’s precipitation-hardening effects. The spooled format ensures continuous feed compatibility for automated manufacturing and welding applications. It is widely used in aerospace for precision structural wire harnesses, in automotive electrical systems for lightweight conductive pathways, and in marine environments for corrosion-resistant rigging and fastener wire. Technologies benefiting include high-performance additive manufacturing feedstock, aerospace control cable systems, and EMI-shielded wiring for sensitive electronics. Research is focused on optimizing alloy composition and thermomechanical processing to improve conductivity, tensile strength, and feed stability, ensuring consistent performance in high-demand production environments. This alloy remains essential where strength, corrosion resistance, and weight efficiency converge in wire form.

Quick Links:

Tolerance

Properties

Reference & Citations

each

Tolerances

Wire

Diameter		±10%
Length		+5% / -1%

Material Properties for Alloys

Mechanical Properties

Element	Value
Hardness - Brinell	10-100
Elongation at break( % )	<20
Modulus of elasticity( GPa )	70
Izod impact strength( J m⁻¹ )	27-34
Shear strength( MPa )	160-200
Tensile strength( MPa )	150-430

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	3.4-3.8
Temperature coefficient( K⁻¹ )	0.003

Physical Properties

Element	Value
Density( gcm⁻³ )	2.69

Thermal Properties

Element	Value
Specific heat( J K⁻¹ kg⁻¹ )	904@23°C
Thermal conductivity( W m⁻¹ K⁻¹ )	180-193@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	23@20-100°C