Kaarboon-graphite waa walxo is-saliimayn leh, waana shay weji shaabad leh oo is-bedbeddelaya oo loo isticmaalo giraangiraha isku dhejinta ee walxaha adag sida silicon carbide, alumina, ama carbide tungsten. Kaarboon-kayagu waxa uu leeyahay astaamo xidhasho oo heersare ah iyo iska caabin ballaadhan oo kiimiko ah. Kaarboon-grades gaar ah oo ay ku jiraan hydrofluoric iyo nitric acids ayaa diyaar ah.