Graphite granules / graphite fines / graphite ntụ ntụ, na-egwepịa ya site na graphite electrode. A na-ejikarị eme ihe na ụlọ ọrụ metallurgical na-eme ihe na-eme carburizing, onye na-ebelata ihe, onye na-emegharị ihe nkedo, refractory.