CL 31AL / AlSi10Mg (Metal / Aluminium)

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Concept Laser


Aluminium alloy with heat treatment
A common aluminium alloy for manufacturing lightweight components in the fi eld of automotive and aerospace industries. Unique or series production parts. Homogeneous, dense structure.


, DIN EN 1706 AlSi10Mg(b)

State of starting material


Properties, applications and appearance

Field of application

Rapid Prototyping, Rapid Manufacturing


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Reviews (2)

CL 31AL / AlSi10Mg (Concept Laser) has a total score of 4.5 based on 2 reviews.
Written by: ETH Zürich
Sep 12, 2016
Parts value
500-1000 €
Part produced
Final part

Written by: Verbindungstechnologie
Mar 8, 2016
Parts value
250-500 €
Part produced
Support part (Fixture, help, template)


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

Mechanical Properties

ultimate tensile strenght: 310 - 325 MPa
yield stress Rp 0.2%: 170 - 220 MPa
tensile modulus (Young's / E- ): 75,000 MPa
elongation at break: 2 - 3 %

Thermal Properties

thermal conductivity: 120 - 180 W/m °C
coefficient of thermal expansion: 20 per °C

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Data source: Concept Laser

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.