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Technology Description

Current methods for manufacturing complex parts are not fully satisfactory: loss of material, length of process, materials with imperfect performances... Spark Plasma Sintering (SPS) is a rapid densification technique which allows to get materials exhibiting higher performances. Combining this technology with a method for producing complex shapes is today possible.

- Manufacturing process of complex parts to nearest dimensions, so called near net shape
-> Use of a sacrificial material (possibly of different and less expensive kind)
-> Creation of mobile interfaces
-> Evolution of the mobile interface during the densification: support the formation of the part to its final dimensions

- One step process

- Manufacture of several parts in a single matrix

- Fast production of high performances parts

Potential Benefits

Complex geometry
Homogeneity of Density & Microstructure
Near net shape
Reduced loss of material
Reduced manufacturing cost
Manufacturing simplification & speeding up
Parts with high mechanical performances

Limitations

N.A.

Suggested Applications

Turbine turbocharger
Turbine blade
Piston pin
Valve
Bearing ball
Watchcase
Dental implant
Biomedical prosthesis

Status
PCT Application
Availability
Licensing
Inventor(s)
Estournes Claude, CIRIMAT

Toulouse Tech Transfer

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Toulouse Tech Transfer is, the technology transfer office of the University of Toulouse. Our mission is to promote the results of research to industry: management of intellectual property, licensing. Website: http://www.toulouse-tech-transfer.com/
The technological areas
Applied physics

Technology Readiness Level 4

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