Utilizzate la ghisa come crogiolo per la produzione?<\/strong><\/p>\n\n\n\nS\u00ec. Un tempo i crogioli in ghisa erano comunemente utilizzati negli impianti di pressofusione dell'alluminio in Cina, ma i crogioli in ghisa hanno una vita utile pi\u00f9 breve e aumentano il contenuto di ferro nella soluzione di alluminio. Oggi i crogioli in grafite e carburo di silicio sono comunemente utilizzati dai produttori di alluminio a bassa colata.<\/p>","protected":false},"excerpt":{"rendered":"
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