Material Properties
and Specifications
Comparative assessment of typical physical and mechanical properties of foam and solid aluminum materials is listed in the following Table.
Properties
|
Aluminum
foam |
Al-alloy
6063/6061 |
Al-alloy
2024T4 |
| Density (gr/cm3) |
0.1 - 1.0 |
2.71 |
2.78 |
| Thermal conductivity (W/m.K) |
3.0 - 3.5 |
188 |
177 |
| Specific heat (J/kg. K) |
910 - 920 |
921 |
922 |
| Resistivity (x10 -8 ohm.m) |
20 - 200 |
3044 |
5.7 |
| Young modulus (GPa) |
1.2 - 1.7 |
20 |
20 |
| Shear modulus (GPa) |
0.6 - 5.2 |
26.5 |
27 |
| Compressive strength (MPa) |
1.9 - 14.0 |
> 210 |
>350 |
| Tensile strength (MPa) |
2.2 - 30 |
>250 |
>430 |
| Flexural strength (MPa) |
10 - 40 |
- |
- |
| Endurance limit (MPa) at 10 7 cycles |
0.95 - 1.3 |
90 |
145 |
| Poisson ratio |
0.31 - 0.35 |
0.32 - .033 |
0.33 |
| Moisture absorption (%) |
1 - 3 |
- |
- |
| Energy absorption capacity (MJ/m 3 ) |
0.5 - 4.5 |
- |
- |
| Sound absorption coeff. at 1 kHz |
Up to 0.97 |
- |
- |
| Loss factor (damping) |
0.003 - 0.004 |
0.0015 |
0.0015 |
| Max service temperature (K) |
400 - 430 |
Up to 470 |
420 - 470 |
| Min. service temperature (K) |
1 - 2 |
20 |
20 |
| Fire retardance |
> 10 min |
- |
- |
Preliminary results of mechanical and physical tests of aluminum foam materials show unequivocally the advantages of A.G.S. Taron technology approach.
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