Stanford Advanced Materials provides customers with aluminum powder for use in diversified industrial applications. Featuring excellent thermal and electrical conductivity, it is ideal for application in additive manufacturing, coatings, and pyrotechnics for the aerospace, automotive, and electronics industries.
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Aluminum Powder Description
Aluminum powder is light while being one of the highly reactive metal powders. The uses of aluminum powder are immense. It is an ingredient for metallic paints, explosives, propellants, and thermite reactions. Common uses for this type of powder also are found within industries of metallurgy, pyrotechnics, paints and coatings, and aerospace. Aluminum powder is flammable, and a great deal of caution must be exercised to handle or store this material without any possible risks.
Main Products:
| Type |
Purity |
Shape |
Particle Size |
| Atomized Aluminum Powder |
>98% |
Non-Spherical |
8-500 mesh |
Aluminum Silicon Alloy Powder
AlSi10Mg |
|
Non-Spherical |
0-45μm, 0-53μm, 15-45μm, 15-53μm, 20-63μm, 45-105μm |
| AlSi12Mg |
|
Spheroidal |
Customized |
| AlSi7Mg0.6 |
|
Spheroidal |
Customized |
| Ti-6Al-7Nb Powder |
99.90% |
Spherical |
0~45μm, 45~105μm or customized |
| Silver-coated Aluminum Powder |
99.90% |
Spherical |
35-75 (μm) |
| Ferro Aluminum Powder |
|
Non-Spherical |
45 µm, 150 µm |
| Cobalt Aluminide Powder |
|
Non-Spherical |
|
| V Al Powder |
>99.5% |
|
-325 mesh |
| CuAl Powder |
|
Non-Spherical |
-100, -200, -300 mesh |
Pros of Aluminum Powder:
Aluminum is renowned for its lightweight nature and exceptional corrosion resistance, which are two of its most outstanding performance characteristics. With a low density of only 2.7?g/cm³, aluminum is relatively soft, yet it can be transformed into a variety of aluminum alloys, such as hardened aluminum, ultra-hard aluminum, rust-resistant aluminum, and cast aluminum, enhancing its versatility.
In terms of electrical conductivity, aluminum ranks second only to silver, copper, and gold. Although its conductivity is about two-thirds that of copper, its density is just one-third of copper's, making aluminum wires half the mass of copper wires when transmitting the same amount of electricity.
Additionally, aluminum is an excellent conductor of heat, boasting a thermal conductivity three times greater than that of iron. Furthermore, its ductility is remarkable, being second only to gold and silver, which further underscores its wide range of applications.
Cons of Aluminum Powder:
- Flammability and Explosiveness: Aluminum powder is highly flammable and can form explosive mixtures with air, especially in fine particle form. Proper handling and storage are required to prevent accidents.
- Oxidation: When exposed to air, aluminum powder quickly oxidizes, forming aluminum oxide. This can affect its reactivity and reduce its effectiveness in some applications.
- Dust Generation: Fine aluminum powder can create dust, which poses health risks when inhaled. It can also cause dust explosions in industrial environments.
- Handling and Storage Challenges: Because of its reactivity and potential to ignite, aluminum powder must be handled and stored carefully, often in controlled environments.
Aluminum Powder Applications
Because aluminum possesses a variety of excellent properties, it has extremely wide-ranging applications. Aluminum and aluminum alloys are currently among the most widely used and most economical materials available.
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Pyrotechnics: Aluminum powder is widely used in fireworks and flares to create bright flashes and sparks.
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Paints and Coatings: Due to its high reflectivity and corrosion resistance, it is ideal for pigments, providing metallic or pearlescent finishes.
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Construction Materials: It enhances lightweight, high-strength concrete and building materials, improving durability and resistance to heat and corrosion.
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Aerospace Industry: In aerospace, it is used to manufacture aircraft parts like wings and fuselages, reducing weight and improving fuel efficiency.
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Additive Manufacturing: It is a key material in 3D printing, enabling the production of complex, lightweight, and strong structures.
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Metal Pigments: Commonly used in metallic inks, plastics, and cosmetics, it imparts a metallic luster to products.
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Chemical Reactions: As a reducing agent, it reacts with metal oxides to produce pure metals, such as in thermite welding.
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Explosives: It is a critical component in explosives like ammonium nitrate and dynamite, aiding in the detonation process.
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Thermal and Sound Insulation: Incorporated into insulation materials, it improves their ability to reflect and dissipate heat and sound energy.
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Solar Industry: Used in solar cells and photovoltaic systems, it enhances efficiency by reflecting and absorbing sunlight.
