Ferrosilicon yog ib qho hlau uas muaj hlau thiab silicon. Nws cov ntaub ntawv raw yog coke, steel scraps thiab quartz (silica), uas yog smelted nyob rau hauv lub cub hluav taws xob. Cov ntsiab lus ntawm silicon ntawm ferrosilicon yog li ntawm 10 mus rau 90%.
Ferrosilicon tuaj yeem raug cais raws li qhov loj me uas txiav txim siab nws cov duab: nws tuaj yeem muab faib ua pob ferrosilicon, ferrosilicon briquettes thiab pulverized ferrosilicon hmoov.
Ferrosilicon, feem ntau abbreviated li FeSi, yog ib qho hlau-silicon alloy uas tseem muaj cov feem me me ntawm lwm cov ntsiab lus. Cov qib nrov tshaj plaws ntawm ferrosilicon muaj 75 wt% silicon (tsim 'FeSi75'), tab sis tus nqi tuaj yeem nyob ntawm 15-90 wt% nyob ntawm daim ntawv thov.
Qhov zoo tshaj plaws ferrosilicon yog tsim nyob rau hauv hluav taws xob arc rauv los ntawm kev txo cov silica nrog coke nyob rau hauv lub xub ntiag ntawm hlau (feem ntau muab tau los ntawm steel seem los yog hlau ore). Cov khoom uas tshwm sim feem ntau yog nyob rau hauv daim ntawv ntawm ci iab, nws yog xim hlau-grey lumps, tab sis nws kuj muaj nyob rau hauv pre-tsim briquettes.