Hot tsoma galvanizing, wanda kuma aka sani da galvanizing, hanya ce ta nutsar da sassan karfe a cikin zurfafan tutiya don samun rufin ƙarfe.Electro galvanizing an fi sani da "sanyi galvanizing" ko "water galvanizing";yana amfani da electrochemistry, ta amfani da zinc ingot a matsayin anode.Atom ɗin zinc suna rasa electrons ɗin su kuma su zama ions kuma suna narkewa cikin electrolyte, yayin da kayan ƙarfe ke aiki azaman anode.A cathode, ions zinc suna karɓar electrons daga karfe kuma an rage su zuwa atom ɗin zinc waɗanda aka ajiye akan saman karfen don cimma wani tsari wanda rufin ya samar da wani nau'i, mai yawa, mai kyau na ƙarfe ko alloy deposition Layer. Wannan labarin zai yi muku cikakken bayani game da bambance-bambancen da ke tsakanin su biyun.
1. Daban-daban masu kauri
Zafin tsoma galvanized shafi gabaɗaya yana da kauri mai kauri, kusan 40 μm ko fiye, ko ma sama da 200 μm ko fiye.Zafin tsoma galvanized Layer gabaɗaya ya ninka sau 10 zuwa 20 na laturar zinc Layer.Rufin tutiya mai lantarki yana da bakin ciki sosai, kusan 3-15μm, kuma nauyin shafi shine kawai 10-50g/m2.
2. Daban-daban galvanizing yawa
Adadin galvanizing na galvanized karfe coils mai zafi ba zai iya zama ƙanƙanta ba.Gabaɗaya, mafi ƙarancin shine 50 ~ 60g / m2 a bangarorin biyu kuma matsakaicin shine 600g / m2.Layin galvanized na electro galvanized karfe coils na iya zama sirara sosai, tare da mafi ƙarancin 15g/m2.Duk da haka, idan ana buƙatar murfin ya zama mai kauri, saurin layin samarwa zai yi jinkiri sosai, wanda bai dace da halayen tsari na raka'a na zamani ba.Gabaɗaya, matsakaicin shine 100g/m2.Saboda haka, samar da electro galvanized karfe zanen gado yana da matukar ƙuntatawa.
3. Tsarin sutura ya bambanta
Akwai wani ƙaramin fili mai raɗaɗi kaɗan tsakanin zaren tutiya mai tsafta na takaddar tsoma galvanized mai zafi da matrix ɗin farantin karfe.Lokacin da murfin zinc mai tsabta ya yi crystallizes, yawancin furannin zinc suna samuwa, kuma rufin ya kasance daidai kuma ba shi da pores.Atom ɗin zinc ɗin da ke cikin layin zinc ɗin da aka yi amfani da shi na lantarki suna haɗewa ne kawai a saman farantin ƙarfe, kuma an haɗa su a zahiri a saman ɗigon ƙarfe.Akwai pores da yawa, waɗanda zasu iya haifar da lalata cikin sauƙi saboda lalatawar kafofin watsa labarai.Saboda haka, zafi tsoma galvanized faranti sun fi tsayayya fiye da electro galvanized faranti lalata.
4. Daban-daban hanyoyin maganin zafi
Hot tsoma galvanized karfe zanen gado yawanci yi da sanyi wuya faranti kuma ana ci gaba annealed da zafi tsoma galvanized a kan galvanizing line.Ana yin zafi da tsiri na ƙarfe na ɗan gajeren lokaci sannan kuma a sanyaya, don haka ƙarfin da filastik suna shafar wani yanki.Ayyukansa na stamping yafi kyau fiye da farantin karfe mai sanyi iri ɗaya ya bambanta da farantin karfe mai sanyi bayan raguwa da annealing a cikin layin samar da ƙwararru.Hot tsoma galvanized karfe zanen gado da ƙananan samar farashin da fadi aikace-aikace kewayon, kuma sun zama babban iri-iri a cikin galvanized takardar kasuwa.Electro galvanized karfe zanen gado suna amfani da sanyi birgima karfe zanen gado a matsayin albarkatun kasa, wanda m garanti guda aiki yi na sanyi birgima zanen gado, amma da hadaddun tsari kuma ƙara samar da farashin.
5. Siffa daban-daban
Fuskar zafi tsoma galvanized Layer ne m da haske, kuma a cikin tsanani lokuta akwai tutiya furanni;da electro galvanized Layer ne santsi da kuma launin toka (tabo).
6. Daban-daban aikace-aikace iyakoki da matakai
Hot-tsoma galvanizing ya dace da manyan sassa da kayan aiki;zafi-tsoma galvanizing shine a fara fara tsinke bututun karfe.Don cire baƙin ƙarfe oxide da ke saman bututun ƙarfe, bayan an dasa shi, ana wucewa ta hanyar ammonium chloride ko zinc chloride aqueous solution ko ammonium chloride da chlorine.Zinc ya gauraya tankin maganin ruwa don tsaftacewa, sannan a aika zuwa tankin tsoma mai zafi.
Hot tsoma galvanized karfe nada yana da kyau ɗaukar hoto, mai yawa shafi, kuma babu datti inclusions.Yana da abũbuwan amfãni daga uniform rufi, karfi mannewa da kuma dogon sabis rayuwa.Hot-tsoma galvanizing yana da mafi kyawun juriya ga lalatawar ƙarfe na tushe fiye da electro-galvanizing.
Galvanized karfe zanen gado da aka yi da electroplating da kyau aiki yi, amma shafi ne na bakin ciki da kuma lalata juriya ba da kyau kamar na zafi tsoma galvanized karfe zanen gado;Adadin zinc da aka makala a kan coilis na ƙarfe na lantarki mai ƙanƙanta sosai, kuma bangon bututu na waje ne kawai aka sanya shi, yayin da galvanizing mai zafi yana ciki da waje.
Lokacin aikawa: Nuwamba-17-2023