WaldaElectrode ya ƙunshi sassa biyu, ainihin da kuma shafi.Ƙarfe core walda na lantarki suna waje da fenti (shafi) uniform matsa lamba shafi a hankali solder core.Daban-daban na walda, walda core ne daban-daban.Welding electrode core karfe core, domin tabbatar da inganci da aiki na weld, butt core abun ciki na karfe kashi yana da tsauraran dokoki, musamman ga abun ciki na cutarwa impurities (kamar sulfur, phosphorus, da dai sauransu.), a can ya kamata. zama m hani fiye da tushe abu.An kira jakar maganin lantarki da ake kira weld metal core mai rufi core.Welding core waya gabaɗaya yana da takamaiman tsayi da diamita.A lokacin da soldering, walda core yana da biyu effects: Na farko, gudanar da walda halin yanzu, da baka makamashi da aka tuba zuwa zafi, na biyu core waya kanta ana amfani da filler karfe tare da wani ruwa narkakkar iyaye karfe fusion weld aka kafa.

Matsi da ake yi a saman rufin da ake kira core solder coating.Rufin Electrode yana taka muhimmiyar rawa a cikin tsarin walda.Yin amfani da walƙiya mai walƙiya mai haske na fata mara amfani, tsarin waldawa, iskar oxygen da nitrogen a cikin iska zai zama babban kutse na ƙarfe narke, ƙarfe ƙarfe da abubuwa masu amfani carbon, silicon, manganese oxide da nitride samuwar oxides daban-daban nitrides, kuma ya kasance a cikin walda, walda slag, ko haifar da fasa.Narke cikin kududdufin gas na iya haifar da babban adadin weld porosity, waɗannan abubuwan na iya sa kayan aikin injin walda (ƙarfi, ƙimar tasiri, da dai sauransu) ya ragu sosai, yayin da walƙiyar walƙiya.

SMAW walda lantarki amfani da shafi da waldi core hada biyu sassa.A lokacin da waldi, wani waldi electrode kamar yadda daya hannun, kuma daga matukin jirgi baka halin yanzu conduction sakamako, sabõda haka, tsakanin electrodes da tushe karfe a ci gaba, barga baka, don samar da zafi zama dole narke da solder.A daya bangaren kuma, kuma a matsayin karfen filler da aka kara wa walda don zama babban bangaren karfen walda.Saboda haka, abun da ke ciki na ingancin walda da waldawa, nau'in sinadarai na ƙarfe na walda kai tsaye yana shafar kaddarorin inji da kaddarorin jiki.Bugu da ari, da lantarki kuma yana da babban tasiri a kan kwanciyar hankali na bayyanar ingancin walda, da walda tsari kamar walda yawan aiki.