Carbon karfe nada daga gama karshe zafi karfe tsiri niƙa fita ta hanyar laminar kwarara sanyaya zuwa saitin zafin jiki, wanda ya ƙunshi winder nada, karfe nada bayan sanyaya, bisa ga daban-daban bukatun na masu amfani, tare da daban-daban karewa line (lebur, mikewa, m ko a tsaye yankan, dubawa, yin awo, marufi da logo, da dai sauransu) da kuma zama karfe farantin, lebur yi da kuma a tsaye sabon karfe tsiri kayayyakin.