An buga 2018-08-13Ka'idar kula da farfajiyar Dacromet ita ce keɓance hulɗar tsakanin ruwa, oxygen da ƙarfe don samun tasirin maganin antiseptik mai ƙarfi.Ka'idar ita ce haɗin gwiwar hanyoyin kariya guda uku.
Tasirin shamaki: Gilashin zinc da yadudduka na aluminium a cikin rufin sun mamaye saman karfen don samar da layin kariya na farko, wanda ke hana matsakaicin lalata kamar ruwa da iskar oxygen tuntuɓar ma'aunin, wanda ke yin tasirin keɓe kai tsaye.
Passivation: A cikin aiwatar da shafi jiyya na chromic acid tare da tutiya, aluminum foda da tushe karfe Dacromet, da passivation film kafa a kan surface da sinadaran dauki, da passivation fim ba m zuwa lalata dauki, da kuma aiki a matsayin shamaki.Ayyukan kafofin watsa labaru masu lalata, tare da tasirin shinge, suna ba da kariya ta Layer biyu wanda ke ƙarfafa tasirin keɓancewar jiki.
Kariyar Cathodic: Wannan shine mafi mahimmancin tasirin kariya.Kamar yadda yake tare da ka'idar galvanized Layer, ana amfani da kariya ta cathodic zuwa ga substrate a Layer na sinadarai ta hanyar hadaya da anode.
A gefe guda, waɗannan nau'ikan kariya guda uku suna rufe tasirin lalatawar matsakaici akan ƙarfe.A gefe guda, abin da ake amfani da shi yana lalata ta hanyar lantarki, kuma ba abin mamaki ba ne cewa akwai sau da yawa tasirin kariya na zinc electroplating na gargajiya.
Lokacin aikawa: Janairu-13-2022