La fusione del minerale di cromite è cromite naturale ottenuta tramite frantumazione e setacciatura e altri prodotti di lavorazione, la principale composizione chimica del minerale di cromo è CR2O3, questa sabbia riscaldata è stabile nel volume, ha un’elevata conduttività termica e il contatto con il metallo fuso non solo ha una buona resistenza alle scorie alcaline, non reagisce chimicamente con l’ossido di ferro, ecc., ma ha anche le caratteristiche della sinterizzazione in fase solida, può prevenire la penetrazione del metallo fuso, evitare difetti della sabbia, adatta a una varietà di acciaio inossidabile, acciaio legato e acciaio al carbonio che modella gradualmente il nucleo di sabbia grezza e rivestimenti.
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Adatto per materie prime di sabbia di drenaggio, fusione, ceramica, vetro e materiali refrattari. Tipi applicabili di minerale di cromite: grado di fusione speciale, grado metallurgico speciale. Il minerale di cromo è utilizzato principalmente nella produzione di fusione per la sabbia frontale di grandi fusioni di acciaio per evitare che la sabbia si attacchi alla superficie delle fusioni; In secondo luogo, la sua polvere di macinazione è utilizzata per aggregati refrattari per rivestimenti di fusione e il minerale di cromo è un materiale di tempra, che può sostituire parte del ferro freddo nello stampaggio (realizzazione dell’anima). Il minerale di cromite è adatto per rivestimenti di fonderia, refrattari, pastiglie dei freni per autoveicoli, materiali ceramici ad alte prestazioni, coloranti per ceramica e vetro, materiali di attrito, industria chimica e fusione metallurgica e altri campi.
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