Ferrosilicon alloy e boetse e tsejoa e le ferrosilicon. Ferrosilicon ke silicon le tšepe e entsoeng Fe2Si, Fe5Si3, FeSi, FeSi2 le li-silicide tse ling. Ke likarolo tse ka sehloohong tsa ferrosilicon 'me li sebelisoa haholo-holo e le li-deoxidizers kapa li-adloying element additives. Likahare tsa silicon ka har'a 8.0% -95.0% ea alloy ea tšepe le silicon. Ferrosilicon ho ea ka silicon content ea 45%, 65%, 75% le 90% le mefuta e meng, ferrosilicon ho ea ka litaba tsa eona tsa Si le litšila tsa eona li arotsoe ka lihlopha tse 21.
Ferrosilicon ke ferroalloy e sebelisoang ka ho fetesisa mme ke thepa ea bohlokoahali ts'ebetsong ea ho etsa tšepe. Tšebeliso ea eona e kholo ke deoxidizer le alloying agent ha ho etsoa tšepe, ho felisa oksijene e feteletseng le sebabole ka tšepe ho ntlafatsa boleng le ts'ebetso ea tšepe. Ntle le ts'ebeliso ea ferrosilicon ha ho etsoa tšepe, ts'ebeliso e 'ngoe ea bohlokoa ke ho qhibilihisa tšepe ea magnesium.