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Commercialisation of titanium-tantalum alloys

11 February 2010

Dynamet Technology, Inc, based in Burlington, USA has been awarded a Phase IIB grant from the US National Science Foundation (NSF) to further develop its titanium–tantalum alloys for improved biomedical implants and medical devices.

The company aims to commercialise these alloys for manufacturing mill products, preform shapes and wire products for applications such as high-strength low-modulus implants and mechanically deployed and shape-memory nickel-free cardiovascular stents, and medical wires.

The manufacturing process utilizes Dynamet’s powder metallurgy (PM) technology to create titanium–tantalum alloys in a way that is not possible using conventional melting technology. Instead, the company uses a PM cold and hot isostatic pressing (CHIP) process to fabricate titanium alloys and metal matrix composites (MMCs).  The technology can also be used to produce a wide variety of near-net shapes including turbine rotors, missile housings, missile fins, motor cases and thin wall tubes.

 

This article is featured in:
Environment and regulatory In Business MIM Non-ferrous powders Pressing

 

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