AlSi10Mg (Metal / Aluminium)

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Aluminium alloy with heat treatment
Used for highly stressed parts which require a combination of thermal properties and low weight. By stress relieving cycle of 2 hours at 300° C the anisotropy can be reduced.

State of starting material


Properties, applications and appearance

Field of application

Rapid Manufacturing

Has post-processing opportunities

machinable, wire-eroding, die sinking, welding, micro-blasting / shot-peened, polishing, coating, heat treatment

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Manufacturing process

Laser Melting
Parts are built in a metal powder bed through a laser (or lasers) melting the metal powder layer-by-layer. Synonyms: Selective Laser Melting, SLM, Direct Metal Laser Sintering, DMLS, Laser Cusing

Physical, mechanical and thermal properties

Physical Properties

typical accuracy: 0 +/-100 µm
smallest wall thickness: 0.3 - 0.4 mm
surface roughness Ra: 6 - 10 µm
surface roughness Ra: 7 - 10 µm

Mechanical Properties

ultimate tensile strenght: 345 +/-10 MPa
ultimate tensile strenght (y): 345 +/-10 MPa
ultimate tensile strenght (z): 350 +/-10 MPa
yield stress Rp 0.2%: 230 +/-15 MPa

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Data source: EOS

ATTENTION: The presented values are provided by the material manufacturers and are only indicative. Realized material properties may differ from these value for several reasons. Additively does not guarantee the correctness of this information in any way.