Fig. 5. Microstructure of AlSi20 alloy unmodified (a), modified with P, Ti i B (b, c) poured without cooling (b) and with water mist cooling of casting die (a, c). Phase β (Si), lamellar eutectic α+β (Al+Si)

Fig. 5. Microstructure of AlSi20 alloy unmodified (a), modified with P, Ti i B (b, c) poured without cooling (b) and with water mist cooling of casting die (a, c). Phase β (Si), lamellar eutectic α+β (Al+Si)

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