3D Printing Alloy Spherical Copper Powder Cu CAS 7440-50-8

About 3D Printing Alloy Spherical Copper Powder:

Product name: Spherical Copper Powder
Product Specifications: 15-45μm, 15-53μm, 45-75μm, 45-105μm, 75-150μm.  (Can be customized according to customer requirements) 
Powder properties: high purity (≥99.9%), low oxygen (≤300ppm), high sphericity (≥90%), smooth surface, no satellite ball, uniform particle size distribution, excellent flow performance (≤25.0s/50g) and high loose density (≥4.2g/cm3) and vibration density (≥5.1g/cm3).  
Applicable technology: Laser/electron beam additive manufacturing (SLM/EBM), laser direct deposition (DLD), hot isostatic powder molding (HIP), metal injection molding (MIM), powder metallurgy (PM), laser deposition (LC) and other processes.  
 

3D Printing Alloy Spherical Copper Powder

How to produce spherical copper powder?

There are two main production methods for spherical copper powders:
Chemical Vapor Deposition: This method requires the provision of metal-organic compound vapors and hydrogen as raw material gases, which are reacted at high temperatures, resulting in homogeneous and mature copper grains that are prepared by coalescence. The spherical copper powder prepared by this method has excellent fluidity and uniformity and is inexpensive enough to realize mass production. However, copper powders prepared by chemical vapor deposition often have large grains, insufficient sphericity, and the presence of impurities, which is a limiting factor for their application.
Hydrothermal synthesis: This method uses hydrothermal reaction at high pressure and temperature to generate microstructured, mature, and regular dispersed spherical particles in a solution of copper ions by a synthesis reagent. This method has the advantages of simplicity, low cost, and non-hazardousness and is capable of producing high-quality copper powders. However, the preparation of copper powders by hydrothermal synthesis requires consideration of the selection of a suitable dispersant to produce a number of hydrothermal products, leading to changes in the quality of copper powders during post-processing, and it is not easy to control the size and distribution of the particles, so it can not meet the needs of different fields of application.

What is the application of spherical copper powder? 

Spherical copper powder has a wide range of uses, and the following are some of the main application areas:
Powder metallurgy field: Spherical copper powder is one of the main raw materials for powder metallurgy, which can be used to manufacture various copper-based alloy parts and products.
Electric carbon products field: spherical copper powder can be used for the production of high conductivity and high hardness electrical carbon products, such as graphite electrodes, silicon carbide, and so on.
Electronic materials field: spherical copper powder has high electrical conductivity and high thermal conductivity, and can be used to manufacture a variety of electronic components, such as circuit boards, connectors, and electronic packaging materials.
Metal coating field: spherical copper powder can be used as a filler of metal coating to improve the conductivity and anti-corrosion properties of the coating.
Chemical catalyst field: spherical copper powder can be used as the catalyst carrier of chemical reaction to improve the efficiency of chemical reaction and product purity.
Filter field: Spherical copper powder can be used to manufacture high-efficiency filters to improve air purification and filtration effect.
Heat sink field: spherical copper powder can be used to manufacture high-efficiency heat sinks to improve the heat dissipation performance of electronic equipment.
In short, as a high-performance metal powder material, spherical copper powder has a wide range of application prospects in various fields.

Composition (percentage by mass) of Spherical Copper Powder:
 

Composition (percentage by mass) of Spherical Copper Powder
 

Storage Condition of Spherical Copper Powder:
Damp reunion will affect Spherical Copper powder dispersion performance and using effects, therefore,Spherical Copper Powder should be sealed in vacuum packing and stored in cool and dry room, the Spherical Copper Powder can not be exposure to air. In addition, the Spherical Copper powder should be avoided under stress.

Packing & Shipping of Spherical Copper Powder:
We have many different kinds of packing which depends on the Spherical Copper Powder quantity.
Spherical Copper Powder packing:vacuum packing, 100g, 500g or 1kg/bag, 25kg/barrel, or as your request.
Spherical Copper Powder shipping:could be shipped out by sea , by air, by express as soon as possible once payment receipt.

Packing & Shipping of Spherical Copper Powder

Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and Nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc. If you are looking for high-quality Spherical Copper Powder, please feel free to contact us and send an inquiry. ([email protected])


FAQs of Spherical Copper Powder:

Q: What are the key benefits of using copper powder in 3D printing?

A: Using copper powder in 3D printing offers several benefits: Thermal Conductivity: Copper has one of the highest thermal conductivities among metals, making it perfect for heat dissipation applications. Electrical Conductivity: Its superior electrical conductivity makes it suitable for creating intricate electrical components and circuits. Corrosion Resistance: Copper forms a protective oxide layer that enhances its resistance to corrosion over time. Customization: 3D printing allows for the creation of geometries that would be difficult or impossible to achieve with traditional manufacturing methods. Material Efficiency: Additive manufacturing minimizes waste by building parts layer by layer, only using the necessary amount of material.
 

Q: How does the purity of copper powder affect 3D printing outcomes?

A: The purity of copper powder significantly impacts the performance and quality of 3D-printed parts: High Purity (99.9%+): Higher purity ensures better conductivity and mechanical properties, as impurities can degrade these characteristics. Fewer Defects: Pure copper results in fewer defects such as porosity and micro-cracks, leading to stronger and more reliable components. Consistent Properties: High-purity powders provide more predictable and uniform material properties, which is critical for precision applications. Surface Finish: Cleaner surfaces and smoother finishes are achieved with purer materials, reducing post-processing requirements.
 

Q: What challenges are associated with 3D printing copper powder, and how are they addressed?

A: Printing with copper powder presents some unique challenges: Heat Management: Copper's high thermal conductivity can lead to rapid heat dissipation, making it difficult to maintain the required temperature for solidification. Advanced laser systems and optimized print parameters help mitigate this issue. Oxidation: Copper readily oxidizes when exposed to air, which can compromise the print quality. Using inert gas environments during printing prevents oxidation. Powder Handling: Copper powder is dense and can be challenging to handle due to its weight and tendency to stick together. Proper equipment and techniques ensure smooth feeding and spreading. Post-Processing: Parts may require additional treatments like heat treatment or machining to achieve final dimensions and surface finish.
 

Q: What industries benefit most from 3D printing with copper powder?

A: Several industries find significant value in 3D printing with copper powder: Aerospace: For lightweight, high-performance heat exchangers and electrical connectors. Automotive: To produce efficient cooling systems and electric vehicle components. Electronics: For custom circuit boards and intricate electronic parts requiring high conductivity. Medical Devices: To create patient-specific implants and devices with excellent thermal and electrical properties. Energy Sector: For advanced heat sinks and components in power generation and renewable energy technologies.