Slag ọla kọpa na-abụkarị oji ma ọ bụ aja aja, elu ya nwere ihe na-egbuke egbuke nke ọla, nhazi ime ya bụ vitreous, nhazi ya dị oke, siri ike ma gbawaa agbawa, ihe mejupụtara kemịkalụ dịkwa mgbagwoju anya. Site na ọdịnaya ọla kọpa nke ụfọdụ n'ime oke ọla kọpa na-adịghị mma (Cu <1%), ụfọdụ n'ime oke ọla kọpa (Cu1 ~ 2%), ụfọdụ n'ime oke ọla kọpa (Cu> 2%), ọdịnaya FeSi02, CaO, AL203 dị elu, na-aza ihe karịrị 60% nke slag, ọtụtụ n'ime ihe mejupụtara mineral nke peridotite ígwè, yana magnetite, enwere obere ọnụọgụ akwara nke ahụ vitreous mejupụtara.
Xiye emepụtala ma mụta nkà nke ọgwụgwọ ọla kọpa site na iji usoro electrothermal, nke na-echebe gburugburu ebe obibi, na-emegharị ihe mkpofu siri ike ma na-eme ka ihe mkpofu ghọọ akụ̀.
Teknụzụ usoro a na-eji ọkụ eletrik pụrụ iche nke Xiye mepụtara n'onwe ya, ma na-anabata usoro chaja pụrụ iche, na-enweta teknụzụ nke ịgwọ slag ọla kọpa site na ọkụ eletrik mbụ na China nke ọma.
