Bakin karfe farantin karfehaƙiƙa wani nau'in samfuri ne wanda ba shi da sauƙi don samar da lalata, sai dai a wasu lokuta masu tsanani. A gaskiya ma, ba zai yiwu ba ga kowane samfurin kada ya lalace, idan bakin karfenmu ya lalace, yana iya shafar amfani da shi na yau da kullun, don haka muna buƙatar yin wasu matakan kariya don guje wa wannan yanayin. Anan akwai abubuwa guda biyu da zasu iya haifar da lalata faranti na bakin karfe.
1. Electrochemical lalata.
Bakin karfe farantin saboda karce lalacewa ta hanyar lamba tare da carbon karfe sassa, bakin karfe farantin bayan samuwar galvanic Kwayoyin tare da lalata matsakaici, wanda zai samar da electrochemical lalata, pickling passivation sakamako ba mai kyau, shi kuma zai sa passivation fim a farfajiya na farantin ne ba uniform ko kuma bakin ciki sosai, don haka yana da sauki don samar da electrochemical lalata, fantsama da sauran sauki na electrochemical lalata, fantsama da sauran farantin karfe, bayan da lalata sel, da kuma sauran farantin da lalata. Sakamakon electrochemical lalata, pickling passivation tsaftacewa ba mai tsabta, sakamakon saura pickling passivation ruwa sinadaran lalata kayayyakin da farantin, sa'an nan kuma samar da electrochemical lalata da farantin.
2. Chemical lalata.
A karkashin wasu yanayi, da yawa mai, ƙura ko acid, gishiri a haɗe zuwa saman bakin karfe farantin cikin lalata matsakaici, sinadaran dauki tare da wasu aka gyara na farantin, sakamakon da sinadaran lalata da tsatsa, tsaftacewa pickling passivation ne ba mai tsabta isa 3 lalacewa ta hanyar saura ruwa saura, game da shi kai tsaye lalata farantin, farantin surface da aka karce, sakamakon passivation film halakar, Saboda haka, da saukin kamuwa da sinadaran sake gyarawa da sinadaran, saboda haka, da rage yawan sinadarai da kuma rage karfin da sinadaran. tsatsa.
Lokacin aikawa: Fabrairu-22-2023