Description
Aluminum (Al) Micron Powder – 14 µm, 99.9+% Purity
Our Aluminum (Al) Micron Powder with an average particle size of 14 µm and a purity of 99.9+% is a high-quality metallic powder engineered for a wide range of technical and industrial applications. This fine aluminum powder exhibits excellent thermal conductivity, low density, high surface reactivity, and good electrical properties—making it a versatile material across multiple high-performance domains.
Key Technical Specifications:
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Purity: 99.9+%
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Particle Size: 14 µm
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CAS Number: 7429-90-5
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Melting Point: 660.1 °C
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Boiling Point: 2467 °C
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Density: 2.699 g/cm³
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Form: Powder
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Crystal Structure: Leafing Type
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Mohs Hardness @ 20°C: 2.30–3.18
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Coefficient of Thermal Expansion @ 20°C: 22.9 × 10⁻⁶
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Electrical Resistivity: 2.785 μΩ·cm
Features & Advantages:
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High Thermal and Electrical Conductivity: Ideal for conductive coatings and energy-sensitive applications.
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Fine Particle Distribution: Ensures uniform dispersion in resin systems, inks, and polymers.
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Leafing-Type Structure: Facilitates surface coverage and barrier properties, especially in paints and coatings.
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Low Density, High Surface Area: Enhances reactivity in pyrotechnics, metallurgy, and energetic formulations.
Applications:
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Aerospace and Defense:
Used in lightweight alloys, solid rocket propellants, and advanced energetic materials. -
Paints and Coatings:
Functions as a metallic pigment and reflective agent; enhances weather resistance and appearance in leafing aluminum paints. -
Pigments and Colorants:
Provides metallic luster and brightness in automotive finishes, inks, and decorative materials. -
Electronics (Thin and Thick Films):
Employed in conductive pastes, thermal interface materials, and electromagnetic shielding applications. -
Epoxy and Polymer Systems:
Acts as a filler for thermal conductivity and improved mechanical reinforcement. -
Nuclear and Scientific Research:
Utilized in neutron-reflective shielding and experimental metal matrix composites. -
Pyrotechnics and Explosives:
Key ingredient in flash powders, firework compositions, and propellant-grade energetic mixtures.