Calcium mu calcium-silicon alloys:
Calcium chinhu chakakosha mukugadzira simbi. Chinangwa chayo chikuru ndechekuvandudza fluidity yesimbi uye kuwedzera simba nekucheka zvinhu zvesimbi yakapedzwa. Iko kushandiswa kweCalcium-Silicon alloys kunodzivirira kuvharika kwekuvhura mhenyu uye kunobvumira kubata zvirinani kwetsvina musimbi yakanyungudutswa. Drainage inovandudza zvinhu zvesimbi yakapedzwa.

Mamwe mashandisirwo ecalcium-silicon alloys:
Calcium-silicon alloys inoshandiswawo kugadzira zvemhando yepamusoro uye zvemhando yepamusoro zvigadzirwa zvesimbi. Calcium-silicon alloys anoshandiswawo seanopisa, uye anowanzo shandiswa mukushandura kunyungudutsa.