Palavra-chave: ALUMINIUM SILICON ALLOYS

RE-HEATING RHEOCAST QUALITY INDEX SEMI SOLID MATERIAL MICROSTRUCTURAL CHARACTERISATION MACROSTRUCTURAL CHARACTERISATION SEMI SOLID BEHAVIOUR VISCOSITY RHEOCAST THIXOFORMING ULTRA-REFINING SOLIDIFICATION GRAIN REFINEMENT MASTER ALLOY SILICON REFINEMENT CASTING MICROSTRUCTURE ELETROMAGNETIC STIRRING DSC RHEOCASTING THERMODYNAMIC CHARACTERIZATION MATERIALS CHARACTERIZATION SEMISOLID PROCESSING RHEOLOGICAL BEHAVIOUR THIXOFORMABILITY POROSITY GRAIN REFING ULTRASOUND MELT TREATMENT THIXO-FORMING MAGNESIUM ALLOYS MECHANICAL STIRRING HEAT-TREATMENT HEAT TREATMENT CHARACTERISATION TIXOCONFORMAÇÃO NBR ISO 9001 GESTÃO PELA QUALIDADE TOTAL QUALIDADE FERRAMENTAS DA QUALIDADE MELHORIA CONTÍNUA