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Description

Chromium (Cr) Micron Powder – 99.5+% Purity, <10 µm Particle Size

Our Chromium (Cr) Micron Powder with a particle size of less than 10 µm and 99.5+% purity is engineered for advanced metallurgical, aerospace, and coating applications. Known for its high hardness, excellent corrosion resistance, and high-temperature stability, chromium powder is a critical material in the production of superalloys, high-performance coatings, and nuclear-grade components.

This fine-grade powder exhibits excellent flowability and sinterability, making it suitable for both traditional powder metallurgy and emerging technologies such as additive manufacturing and plasma spray deposition.


Key Technical Specifications:

  • Purity: 99.5+%

  • Particle Size: <10 µm

  • CAS Number: 7440-47-3

  • Density: 7.19 g/cm³

  • Melting Point: 1875 °C

  • Boiling Point: 2475 °C

  • Coefficient of Thermal Expansion (@ 20 °C): 6.2 × 10⁻⁶ /°C

  • Mohs Hardness (@ 20 °C): 9

  • Electrical Resistivity: 12.9 μΩ·cm

  • Crystal Structure: Cubic, Body-Centered

  • Form: Powder


Features & Benefits:

  • High Hardness & Strength: Rated 9 on the Mohs scale, ideal for wear-resistant applications.

  • Excellent Corrosion Resistance: Forms a passive oxide layer, protecting surfaces in harsh environments.

  • Fine Particle Size: <10 µm allows uniform blending, compaction, and sintering.

  • High Melting Point: Suitable for use in high-temperature applications and refractory systems.

  • Good Electrical Conductivity: Useful in specialized electronic and thermal components.

  • Stable Cubic Structure: Provides excellent mechanical and thermal consistency.


Applications:

  • Aerospace & Aviation:
    Used in turbine components, high-temperature coatings, and lightweight chromium alloys with superior strength-to-weight ratios.

  • Alloy Manufacturing:
    Crucial in producing corrosion- and oxidation-resistant superalloys, stainless steels, and hard-facing alloys.

  • Nuclear & Energy Systems:
    Employed in nuclear fuel cladding and radiation shielding components due to its high-temperature and chemical stability.

  • Thermal Spray & Plasma Coating:
    Applied in thermal barrier coatings and surface hardening through plasma spraying for mechanical and thermal protection.

  • Additive Manufacturing & Powder Metallurgy:
    Suitable for high-precision component fabrication in automotive, aerospace, and tooling industries.

Additional information

Gram

25 g, 100 g, 500 g, 1000 g