Physical property | Close cell aluminum foam plate sheet |
Bore diameter | 4~8mm |
Voidage | 75%~90% |
Open-cell rate | Close cell |
Density(G/CM3) | 0.25~0.70 |
Electromagnetic shielding(DB) | 60~90 |
The electromagnetic frequency is between 2.6--18GHZ |
Damping energy absorption | ≥2.5MJ/CM3 |
Bending strength(Mpa) | 3~15 |
Compressive strength(Mpa) | 3~17 |
Sound absorption coefficient(%) | 40~80 |
2000HZ, 20mm Thickness aluminum foam plate |
Sound insulation(DB) | 20~40 |
50-1050MHZ, 20MM Thickness aluminum foam plate |
Shock resistance | Good at absorbing shock and explosion energy from different directions |
Thermal insulation performance | The coefficient of thermal conductivity is about 1/400 of pure aluminium. |
Specific stiffness | Its bending stiffness is 1.5 times that of steel. |