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From sea to sky: How does titanium powder metallurgy technology change the future of the aerospace industry?
Titanium powder metallurgy technology is attracting widespread attention in the aerospace field for its efficient and economical approach. With this technology, the aerospace industry is able to produce formed parts that require little further processing, which is important for improving production efficiency and reducing material loss.
The popularization of titanium powder metallurgy technology has made the aerospace manufacturing process more sustainable and environmentally friendly.
Titanium powder is an ideal material for manufacturing aerospace parts because it is not only strong and lightweight, but also has excellent corrosion resistance. In fact, titanium powder is widely used in aerospace, medical implants, 3D printing and other fields, showing its diversity and adaptability.
How to produce titanium powder
Titanium powder production can generally be carried out by two main methods: mixed element technology and pre-alloyed powder production. The traditional way of producing titanium is through the Kroll process, which requires the chlorination of titanium ore at high temperatures of up to 1040°C. The titanium sponge particles obtained at this time range from 45 to 180 microns, often appearing in irregular and porous shapes. The particles are then mixed with alloy additives and cold-pressed at a pressure of 415 MPa so that they are finally sintered at high temperatures to form a product with a density of 99.5%.
Pre-alloyed powder technology
In pre-alloyed powder production, materials like Ti Grade 5 are produced through a hydrogenation-dehydration process or other techniques. These technologies not only ensure high purity without contaminants, but also improve the smoothness and fluidity of titanium powder, greatly increasing its application potential in the aerospace field.
This transformation enables titanium manufacturing to achieve unprecedented efficiencies, paving the way for future technological advancements.
Powder forming and polymerization
The core of powder metallurgy technology is that it can be shaped and polymerized in a variety of ways. Metal injection molding (MIM) is a technology based on plastic injection molding that is widely used for the rapid production of titanium parts. However, challenges with this technology in titanium applications remain, particularly in ensuring that the mechanical properties of the components meet aerospace standards.
Prospects of emerging technologies
Recently, many advanced technologies have emerged, such as the use of electrolytic reduction of TiO2 to generate titanium metal, which indicates that the future of titanium powder manufacturing may be more economical and affordable. Countries such as Saudi Arabia, China, and Russia are actively developing related production facilities, which will undoubtedly promote the growth of the global titanium powder market.
These new technologies will determine the future supply chain and market dynamics in the aerospace region.
Conclusion
The advancement of titanium powder metallurgical technology is not only a breakthrough in materials science, it may also become the development driving force of the aerospace industry in the next ten years. With the continued development of new technologies, titanium's position as a core material in aerospace will be further consolidated. Such development has undoubtedly caused us to think: How will the future aerospace industry use these new materials to change our lifestyle and travel methods?
