DMLS AlSi10Mg Aluminum

DMLS AlSi10Mg Aluminum strength, stiffness, density and thermal properties, with their source.

A bracket in DMLS AlSi10Mg Aluminum, as-sintered finish.

Mechanical
Process	3D printed metal (DMLS)
Yield strength	270MPasourcetypical, as manufactured, horizontal
Ultimate tensile strength	450MPasourcetypical, as manufactured, horizontal
Elongation at break	10.2%sourcetypical at break, as manufactured, horizontal
Young's modulus (stiffness)	72GPasourcesame material and process, different machine maker: Renishaw RenAM 500, 30 µm, as built, horizontal (XY)
Density	2,670kg/m³sourcetypical part density (ISO 3369), EOS M 290, AlSi10Mg_030_FlexM291 (30 µm)
Strength to weight	101kN·m/kg
Stiffness to weight	27MN·m/kg
Poisson's ratio	0.33sourcebase material: cast Al-Si-Mg alloy 359.0 (Al-9Si-0.6Mg, closest MIL-HDBK-5J alloy to AlSi10Mg / EN AC-43000)
Shear modulus	27.1GPa
Bulk modulus	70.6GPa
Speed of sound	5,193m/s
Thermal
Thermal conductivity	110W/m·Ksourcetypical, as manufactured, horizontal (ISO 22007-2)
Thermal expansion	20µm/m·Ksourcemean 25-100 °C, ASTM E228
100 mm part over a 50 °C swing	100µm growth
Specific heat	963J/kg·Ksourcebase material: cast Al-Si-Mg alloy 359.0 (MIL-HDBK-5J), at 100 °C
Heats up and cools (diffusivity)	42.8mm²/s
Thermal shock resistance	13,819W/m
Values for	EOS Aluminium AlSi10Mg (powder 9011-0024), EOS M 290 \| 30 µm process (AlSi10Mg_FlexM291 2.01), as manufactured, horizontal; machined (turned) specimens, ISO 6892-1 B10

DMLS AlSi10Mg Aluminum is 3D printed: its properties depend on build direction and print settings; these are typical values.

Among 59 materials

Stiffness against density

Strength against density