Ihe ejiji ọla kọpa kwesịrị ịbụ nke ọma ike tensile, ike ọgwụgwụ, ike ya siri ike, ọdịdị dị ala na oke okpomọkụ na nnukwu okpomọkụ coefy. N'ihi ya, ihe ndị dị ka phosphor minaize ọla kọpa (DHP), Cuag, Cu-ZR-ZR-CU na-anabata ndị ọrụ mba niile. Coadings: ọla kọpa nwere obere ihe siri ike nke na-eduga n'iwelata ala na-emebi emebi. Ya mere, mpaghara ahụ dị na ala nke Ebu, ebe nrụgide na-abawanye nke ukwuu n'ihi shells, ga-eyi nke ukwuu. Iji mee ka oge ndụ ọla kọpa dịkwuo elu, a ga-eji ụdị kee elu elu elu na-adọrọ adọrọ na-adọrọ adọrọ dị mkpa. Ọtụtụ n'ime akpa ọla kọpa maka obere nha Billet anaghị eji sistemụ nkedo ọ bụla na sistemụ nkedo ọ bụla ebe enwere ike ịdọ aka na ntị. Anyị na-eji ihe ike Chrome siri ike iji mee ka ndụ nke ebu akpa. A ga-achịkwa ọkpụrụkpụ a ga-achịkwa na oke kachasị mma. Banyere mkpuchi ọla kọpa, dabere na afọ anyị, anyị na-enwe ike inye cr cr cry, ni-crating iji mezuo ihe ndị ahịa dị iche iche na mba ọzọ.