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.