Artículo
Inverse core-rim microstructure in (Ti,Ta)(C,N)-based cermets developed by a mechanically induced self-sustaining reaction
Autor/es | Chicardi Augusto, Ernesto
Córdoba Gallego, José Manuel Sayagués de Vega, María Jesús Gotor Martínez, Francisco José |
Departamento | Universidad de Sevilla. Departamento de Ingeniería y Ciencia de los Materiales y del Transporte Universidad de Sevilla. Departamento de Química Inorgánica |
Fecha de publicación | 2012 |
Fecha de depósito | 2018-04-24 |
Publicado en |
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Resumen | Cermets with a nominal composition (Ti 0.8Ta 0.2C 0.5N 0.5- 20 wt.% Co) were synthesised by a mechanically induced self-sustaining reaction (MSR) process from stoichiometric elemental powder blends. The MSR allowed the ... Cermets with a nominal composition (Ti 0.8Ta 0.2C 0.5N 0.5- 20 wt.% Co) were synthesised by a mechanically induced self-sustaining reaction (MSR) process from stoichiometric elemental powder blends. The MSR allowed the production of a complex (Ti,Ta)(C,N) solid solution, which was the raw material used for the sintering process. The pressureless sintering process was performed at temperatures between 1400 °C and 1600 °C in an inert atmosphere. The microstructural characterisation showed a complex microstructure composed of a ceramic phase with an unusual inverse core-rim structure and a Ti-Ta-Co intermetallic phase that acted as the binde |
Agencias financiadoras | Gobierno de España |
Identificador del proyecto | No. MAT2010-17046 |
Cita | Chicardi Augusto, E., Córdoba Gallego, J.M., Sayagués de Vega, M.J. y Gotor Martínez, F.J. (2012). Inverse core-rim microstructure in (Ti,Ta)(C,N)-based cermets developed by a mechanically induced self-sustaining reaction. International Journal of Refractory Metals and Hard Materials, 31, 39-46. |
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