Porous Foam Aluminum for Sound & Heat Insultion

 Aluminum foam sheet is a type of aluminum sheet with a porous structure, also known as aluminum foam or aluminum foam material. It is usually made from pure aluminum or aluminum alloy through a mixture of aluminum powder, foaming agent and other additives.

The process of making aluminum foam panels usually includes the following steps: first, aluminum powder is mixed with blowing agents, thickeners and other additives to form the raw material of aluminum foam material. Then, the mixture is injected into a mold and foamed and cured at a certain temperature and pressure to form a solid structure of the aluminum foam material. Finally, the final aluminum foam sheet product is formed through processes such as cutting, trimming and surface treatment.

1. Lightweight: Aluminum foam sheet is a lightweight material, much lighter than solid aluminum sheet due to its porous structure and relatively low density. This gives it an advantage in applications where weight reduction is required, such as aerospace and transportation.

2. High Strength: Despite its lower density, the pores in the structure of aluminum foam panels are evenly distributed, creating a strong network structure. This gives aluminum foam panels high strength and rigidity, with some resistance to compression and bending.

3. Good energy-absorbing properties: Due to the existence of porous structure, aluminum foam panel has excellent energy-absorbing properties. When subjected to impact or extrusion, its pores can absorb and disperse energy, playing the role of buffer and protection, so that it is used in the field of collision protection, military protection and so on.

4. Good thermal and acoustic insulation: the porous structure of aluminum foam panel has good thermal and acoustic insulation properties. It can reduce heat conduction and sound transmission, which is suitable for building insulation, sound control and other applications.

5. Corrosion resistance: Aluminum foam panel is often made of pure aluminum or aluminum alloy with good corrosion resistance, which has excellent corrosion resistance. It can resist oxidation, corrosion and some chemical substances, suitable for some applications in harsh environments.

6. High processability: aluminum foam sheet can be processed by conventional metal processing methods such as cutting, drilling and welding. It can be customized in shape and size according to specific needs, adapting to various application scenarios.

 

 

product details of aluminum foam
Ultra-light/low Weight	Pore diameter	Main 5 - 10 mm
	Density	0.25g/cm 3  - 0.85g/cm 3
	Porosity	68% ~91%
	Thickness	6 -300 mm
	Size availability	500*500mm, 600*600mm, 1000*500mm, 1200*600mm. Biggest size is 2400*800mm
	Shape	mainly, panel; customize special shape acceptable
Weather Resistance	Corrosion resistance	Excellent
	Moisture absorption	0.00%
	Heat / non combustion property	A1 grade
	Thermal conductivity	0.25 ~ 0.62W/M.K
	thermal expansivity	19.34*10 -6/ °C
Green Environmental Protection	Non toxicity,100% recyclable,Easy to process and installation
Excellent Hiding Property	After surface spray absorbing material treatment
Excellent Acoustic Performance	Sound insulation (20mm Thickness)	20 ~40 db
	Sound absorption (1000Hz -2000Hz)	40% ~ 80%
Electromagnetic Shielding	Excellent

Aluminum foam panels are widely used in aerospace, transportation, construction, electronic and electrical appliances, military protection and other fields due to their light weight, high strength, energy absorption properties as well as good thermal and acoustic insulation and corrosion resistance.