Obiettivo OPTIMIZATION OF INDUSTRIAL MANUFACTURING CONDITIONS FOR LOW-COST CERAMICS FOR THE SIALON TYPE MADE FROM SILICO-ALUMINA RAW MATERIALS, FOR THERMO-MECHANICAL APPLICATION IN HEAT ENGINES. SILICON NITRIDE-BASED CERAMICS HAVE BEEN GENERATING CONSIDERABLE INTEREST DURING THE PAST 10 YEARS OWING TO THEIR POSSIBILITIES IN THERMO-MECHANICAL APPLICATIONS AND, IN PARTICULAR, IN INTERNAL COMBUSTION ENGINES. HOWEVER, MOST SILICON NITRIDE POWDERS COMMERCIALLY AVAILABLE ARE UNSUITABLE FOR NATURAL SINTERING AND REQUIRE SINTERING UNDER PRESSURE. WHILST THERE ARE SEVERAL SOLUTIONS POSSIBLE, THE ONE PRESENTLY SOUGHT IN THIS PROJECT IS BASED UPON SIALONS, WHICH CAN BE OBTAINED BY DIFFERENT WAYS, ONE OF THEM HAVING THE INTERESTING FEATURE OF MAKING USE OF LOW-COST RAW MATERIALS. THE SINTERING OF SIALON POWDERS OBTAINED FROM SILICO-ALUMINA RAW MATERIALS WILL BE INVESTIGATED AND THE THERMO-MECHANICAL PROPERTIES OF THE SINTERED PRODUCTS WILL BE CHARACTERIZED. THIS IS EXPECTED TO PROVIDE AN OPTIMUM MEANS OF OBTAINING COST EFFECTIVE INDUSTRIAL PRODUCTS. THE RESEARCH WILL INCLUDE: - THE SYNTHESIS OF SIALON PRODUCTS FROM SILICO-ALUMINA RAW MATERIALS, - THE CHARACTERIZATION OF THE POWDERS THUS OBTAINED, - THE STUDY OF THE BASIC DENSIFICATION MECHANISMS OF THESE POWDERS, - THE OPTIMIZATION OF THE INDUSTRIAL CONDITIONS FOR THEIR PROCESSING, THE EVALUATION OF THE THERMO-MECHANICAL PROPERTIES OF PRODUCTS MANUFACTURED UNDER INDUSTRIAL CONDITIONS. THIS WILL BE A JOINT PROJECT BETWEEN LAFARGE REFRACTAIRES, SOCIETE FRANCAISE DE CERAMIQUE, FRANCE, (SUT-106-F) AND THE UNIVERSITY OF LEEDS, UK, (SUT-119-UK). LAFARGE REFRACTAIRES WILL CARRY OUT THE SYNTHESIS OF THE SIALON PRODUCTS FROM SILICO-ALUMINA RAW MATERIALS AND WILL DEVELOP THE OPTIMIZED INDUSTRIAL CONDITIONS FOR THEIR PROCESSING. Programma(i) PRE-RAWMAT 2C - Research and development programme (EEC) in the raw materials sector, 1982-1985 Argomento(i) Data not available Invito a presentare proposte Data not available Meccanismo di finanziamento Data not available Coordinatore LAFARGE REFRACTAIRES Contributo UE Nessun dato Indirizzo 2 AVENUE ALBERT EINSTEIN 78193 TRAPPES Francia Mostra sulla mappa Costo totale Nessun dato Partecipanti (2) Classifica in ordine alfabetico Classifica per Contributo UE Espandi tutto Riduci tutto LAFARGE REFRACTAIRES Francia Contributo UE Nessun dato Indirizzo SOCIETE FRANCAISE DE CERAMIQUE Mostra sulla mappa Costo totale Nessun dato UNIVERSITY OF LEEDS Regno Unito Contributo UE Nessun dato Indirizzo Woodhouse Lane LS2 9JT LEEDS Mostra sulla mappa Costo totale Nessun dato