Calcium chitsulo kapena zitsulo kashiamu ndi chitsulo choyera siliva.Amagwiritsidwa ntchito makamaka ngati deoxidizing, decarburizing, and desulfurizing agent mu alloy steel and special steel production.Amagwiritsidwanso ntchito ngati njira yochepetsera munjira zachitsulo zapadziko lapansi zoyera kwambiri.
Calcium ndi chitsulo choyera-siliva, cholimba komanso cholemera kuposa lithiamu, sodium, ndi potaziyamu;imasungunuka pa 815 ° C.The mankhwala zimatha zitsulo kashiamu ndi yogwira.Mumlengalenga, kashiamu adzakhala oxidized mwamsanga, kuphimba wosanjikiza filimu okusayidi.Akatenthedwa, kashiamuyo amayaka, kutulutsa kuwala kofiira kwa njerwa.Kuchita kwa calcium ndi madzi ozizira kumachedwa, ndipo chiwawa cha mankhwala chidzachitika m'madzi otentha, kutulutsa haidrojeni (lithiamu, sodium, ndi potaziyamu zidzakumananso ndi chiwawa chamankhwala ngakhale m'madzi ozizira).Calcium ndiyosavuta kuphatikiza ndi halogen, sulfure, nayitrogeni ndi zina zotero.