ịgbado ọkụelectrode nwere akụkụ abụọ, isi na mkpuchi.Igwe igwe ịgbado ọkụ nke metal dị na mpụga agba ( mkpuchi) nrụgide otu nke etinyere n'isi nke ọma solder.Ụdị ịgbado ọkụ dị iche iche, isi ịgbado ọkụ dị iche.Welding electrode isi metal isi, iji hụ na àgwà na arụmọrụ nke weld, butt isi ọdịnaya nke metal mmewere nwere iwu siri ike, karịsịa maka ọdịnaya nke emerụ adịghị (dị ka sọlfọ, phosphorus, wdg), e kwesịrị. bụrụ ihe mgbochi siri ike karịa ihe ndabere.A na-akpọ akpa ọgwụ electrode weld metal coated core.Welding isi waya n'ozuzu nwere ụfọdụ ogologo na dayameta.Mgbe soldering, ịgbado ọkụ isi nwere abụọ mmetụta: Nke mbụ, na-eduzi ịgbado ọkụ ugbu a, arc ume na-converted n'ime okpomọkụ, nke abụọ isi waya n'onwe ya na-eji dị ka filler metal na a mmiri mmiri gbazee nne na nna metal fusion weld e guzobere.

Nrụgide na-etinye n'elu mkpuchi nke a na-akpọ isi ihe mkpuchi.Ihe mkpuchi electrode na-arụ ọrụ dị oke mkpa na usoro ịgbado ọkụ.Ojiji nke ịgbado ọkụ akpụkpọ anụ na-enweghị ọgwụ, usoro ịgbado ọkụ, oxygen na nitrogen dị n'ikuku ga-abụ ntinye dị ukwuu nke ọla a wụrụ awụ, ígwè ígwè na ihe ndị bara uru carbon, silicon, manganese oxide na nitride guzobere dị iche iche oxides na nitrides, ma na-anọgide na weld, weld slag, ma ọ bụ na-akpata mgbawa.Na gbazee n'ime ọdọ mmiri nke gas nwere ike ime ka a nnukwu ego nke weld porosity, ihe ndị a nwere ike ime ka n'ibu Njirimara nke weld (ike, mmetụta uru, wdg) ukwuu belata, mgbe weld kenkuwa.

SMAW welding electrodes ji mkpuchi na ịgbado ọkụ isi mejupụtara abụọ akụkụ.Mgbe ịgbado ọkụ, a ịgbado ọkụ electrode dị ka otu aka, na site pilot arc ugbu conduction mmetụta, nke mere na n'etiti electrodes na isi metal na a na-aga n'ihu, kwụsiri ike aak, na-enye okpomọkụ dị mkpa iji gbazee solder.N'aka nke ọzọ, na dị ka a welding filler metal agbakwunyere na weld na-aghọ isi akụrụngwa nke weld metal.N'ihi ya, ihe mejupụtara nke àgwà ịgbado ọkụ na ịgbado ọkụ, chemical mejupụtara nke weld metal na-emetụta kpọmkwem n'ibu Njirimara na anụ ahụ Njirimara.Ọzọkwa, electrode nwekwara mmetụta dị ukwuu na nkwụsi ike nke ọdịdị ọdịdị nke weld, usoro ịgbado ọkụ dị ka mmepụta nke ịgbado ọkụ.