Description
Aluminum-Silicon (AlSi) Alloy Nanopowder / Nanoparticles (Al85Si15, APS: 50–100 nm, Purity: 99.9%)
Aluminum-Silicon (AlSi) Alloy Nanopowder (Al85Si15) is a high-purity (99.9%) nanomaterial with an average particle size of 50–100 nm, produced by the CVD (Chemical Vapor Deposition) method. This spherical, uniformly distributed nanopowder exhibits excellent dispersibility, low bulk density, good volume stability, high wear resistance, and superior thermal conductivity.
With its lightweight properties, low thermal expansion coefficient, and high corrosion resistance, Al-Si nanopowder is an essential material in advanced metallurgy, automotive, aerospace, and refractory applications.
Technical Properties of Al85Si15 Nanopowder
Property | Value |
---|---|
Composition | Al85Si15 |
Purity (%) | 99.9 |
APS (nm) | 50–100 |
BET Surface Area (m²/g) | 29.64 |
Bulk Density (g/cm³) | 0.896 |
True Density (g/cm³) | 2.684 |
Melting Point (°C) | ~400 |
Boiling Point (°C) | ~1100 |
Shape | Spherical |
Color | Black powder |
Manufacturing Method | CVD |
Al Content (%) | 85–90 |
Si Content (%) | 10–15 |
Applications of Al-Si Nanopowder
Lightweight Castings – Used in sintered Al-Si alloys for manufacturing motor housings, brackets, cover plates, and brazing solder.
Automotive & Aerospace Components – With optimized Si content, Al-Si alloys are used in pistons, engine blocks, and cylinder liners, replacing cast iron to reduce weight while improving wear and scratch resistance.
Advanced Alloys – Adding Ni, Cu, or Mg enhances mechanical performance, making Al-Si alloys suitable for high-performance engines.
Electrochemical Surface Treatment – Cylinders made from Al-Si alloys can be treated to expose embedded Si particles, enhancing wear resistance and durability.
Refractory Materials – Acts as an antioxidant in refractory materials to improve heat resistance.
Advantages
High purity (99.9%) and uniform nanostructure.
Lightweight with excellent thermal conductivity.
Corrosion-resistant with stable performance under thermal cycling.
Suitable for powder metallurgy and composite reinforcement.
Effective in replacing heavier metals in automotive and aerospace parts.
Packaging & Storage
The nanopowder is packaged in inert gas-sealed glass bottles to prevent oxidation and agglomeration. Store in a cool, dry environment, away from air and moisture exposure. Custom packaging sizes are available on request.