CU8096 GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm

GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm Description

GRCop-42 (CuCrNb) is a specialised copper alloy powder known for its high thermal conductivity, elevated yield strength, and excellent wear resistance. The accurately controlled 45–105 μm spherical particles ensure improved flowability, making it suitable for advanced additive manufacturing techniques such as selective laser melting (SLM) and electron beam melting (EBM). Designed to endure challenging temperature and stress conditions, GRCop-42 provides consistent performance in aerospace, automotive, and other high-performance sectors.

Produced under stringent quality standards, our GRCop-42 powder contains minimal impurities and a stable chemical composition, resulting in dependable, repeatable builds. Its homogeneous microstructure further enhances mechanical properties, minimising defects and maximising part longevity. Choose GRCop-42 to achieve outstanding thermal management and mechanical efficiency for advanced applications.

GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm Applications

GRCop-42 is a high-strength copper-chromium-niobium alloy recognised for its excellent thermal and mechanical properties. With a particle size distribution of 45-105 μm, this spherical CuCrNb powder exhibits high conductivity, significant creep resistance, and strong corrosion protection. It is well-suited for advanced manufacturing methods, particularly in high-temperature and high-stress environments, ensuring efficiency and long-term reliability for critical aerospace, energy, and industrial applications.

1. Additive Manufacturing Applications

·         3D Printing: The powder’s consistent particle shape and size range provide reliable flow characteristics, enabling fine feature resolution and high part density.

·         Selective Laser Melting: GRCop-42 combines high thermal conductivity and creep resistance, making it suitable for producing heat exchangers, rocket components, and other high-stress parts.

2. Powder Metallurgy Applications

·         Metal Injection Moulding: The unique CuCrNb composition offers enhanced mechanical strength and improved corrosion resistance for complex, near-net-shape parts.

·         Hot Isostatic Pressing: GRCop-42’s thermal stability and densification capabilities ensure structurally sound components designed for extreme environments.

3. Thermal Spray Applications

·         Plasma Spray Coatings: CuCrNb powder’s high conductivity and oxidation resistance make it appropriate for coatings that protect substrates from thermal shock and wear.

·         HVOF Coatings: The alloy’s superior bonding characteristics and durability help maintain surface integrity in harsh chemical and temperature conditions.

GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm Packaging

This GRCop-42 Copper Alloy Spherical Powder, sized 45-105 μm, is packaged in sturdy double-layer containers featuring vacuum sealing and moisture barriers to protect against oxidation and contamination. Specialized protective materials and inert gas backfilling provide additional anti-oxidation measures and long-term stability. Customisable packaging sizes and labelling options are available to meet diverse storage, handling, and transportation requirements, ensuring the highest quality and purity throughout its lifecycle.

Packaging: Vacuum sealed, Plastic Bottles, or Customised.

GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm FAQs

Q1: What are the key material properties of GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm?

A1: GRCop-42 Copper Alloy Spherical Powder (CuCrNb) provides high mechanical strength, elevated thermal conductivity, and good wear resistance due to its chromium and niobium content. The copper matrix ensures effective heat dissipation, while finely dispersed chromium and niobium precipitates improve hardness and creep resistance. Its spherical particle shape also contributes to enhanced flowability, making it suitable for various additive manufacturing and powder metallurgy applications.

Q2: How can this CuCrNb powder be processed or fabricated?

A2: CuCrNb powders can be processed via various powder metallurgy methods, with laser powder bed fusion (LPBF) being a common approach. Carefully controlled laser power, scanning speed, and layer thickness are essential for achieving dense, porosity-free parts. Alternatively, electron beam powder bed fusion (EBPBF) and direct energy deposition (DED) processes can be employed. Post-processing steps, such as heat treatment or hot isostatic pressing, are often used to refine microstructure and mechanical performance.

Q3: Which quality standards and certifications apply to GRCop-42 Copper Alloy Spherical Powder, CuCrNb 45-105 μm?

A3: GRCop-42 powder typically adheres to aerospace-grade specifications like AMS standards for copper-based alloys and NASA-STD-5019 or similar protocols. Suppliers often comply with AS9100 or ISO 9001 quality systems to ensure traceability, batch consistency, and repeatable powder characteristics. Certification to specific mechanical, chemical, and particle size requirements may be required, depending on end-use. Rigorous quality control, including chemical analysis and morphological inspections, helps maintain high standards.