Palavra-chave: ALUMINIUM SILICON ALLOYS

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