Wurin rufewa yana lalacewa akai-akai, lalacewa, da sawa ta matsakaici kuma yana da sauƙin lalacewa saboda hatimin yana aiki azaman yankewa da haɗawa, daidaitawa da rarrabawa, rabuwa, da na'ura mai haɗawa don kafofin watsa labaru akan tashar bawul.

Ana iya rufe lalacewar saman ƙasa saboda dalilai biyu: lalacewa ta mutum da lalacewa ta halitta.munanan ƙira, ƙira mara kyau, zaɓin kayan da bai dace ba, shigar da ba daidai ba, rashin amfani, da rashin kulawa wasu daga cikin abubuwan da ke haifar da lalacewa waɗanda ke haifar da ayyukan ɗan adam.Lalacewar dabi'a shine lalacewa akanbawulwanda ke faruwa a lokacin aiki na yau da kullun kuma shine sakamakon lalatawar matsakaici da ba za a iya gujewa ba da kuma bazuwar aiki akan saman rufewa.

Za a iya taƙaita dalilan lalacewar farfajiyar rufewa kamar haka:

1. The sealing surface ta aiki ingancin ba shi da kyau.

Babban alamunta sune lahani kamar fashe, pores, da haɗawa akan saman rufewa, waɗanda aka kawo ta hanyar rashin isassun walda da aikin aiwatar da maganin zafi da zaɓi na musamman.Zaɓin kayan da ba daidai ba ya haifar da ƙaranci mai tsayi ko wuce kima a saman hatimin.Saboda karfen da ke karkashinsa ana busa shi zuwa sama a lokacin da ake yin sama, wanda ke dilutes abun da ke tattare da simintin da aka rufe, taurin saman ba daidai ba ne kuma ba shi da juriya, ko dai ta dabi'a ko kuma sakamakon maganin zafi ba daidai ba.Babu shakka, akwai kuma matsalolin ƙira a cikin wannan.

2. Lalacewar zaɓi da rashin aiki mara kyau

Babban aikin shine yanke-offbawulana aiki dashi azaman magudanar ruwabawulda kuma cewa ba a zaɓi bawul ɗin don yanayin aiki, yana haifar da matsananciyar rufewa ta musamman da sauri ko rufewar lax, wanda ke haifar da yashwa da lalacewa a saman rufewa.

Wurin rufewa zai yi aiki ba bisa ka'ida ba sakamakon shigar da ba daidai ba da kulawar rashin kulawa, kuma bawul ɗin zai yi aiki da rashin lafiya, ba da daɗewa ba yana lalata saman rufewa.

3. Chemical matsakaici lalacewa

Idan babu tsararraki na yanzu ta hanyar matsakaici a kusa da farfajiyar rufewa, matsakaicin kai tsaye yana hulɗa tare da murfin rufewa kuma ya lalata shi.The sealing surface a kan anode gefen zai lalata saboda electrochemical lalata kazalika da lamba tsakanin sealing saman, lamba tsakanin sealing surface da jikin rufe da bawul jiki, da maida hankali bambanci na matsakaici, da oxygen taro bambanci, da dai sauransu.

4. Matsakaicin yazawa

Yana faruwa a lokacin da matsakaicin ke gudana a saman saman rufewa kuma yana haifar da lalacewa, yashwa, da cavitation.Barbashi masu iyo mai kyau a cikin matsakaici sun buge tare da saman rufewa lokacin da ya kai wani gudu na musamman, yana haifar da lalacewa na gida.Sakamakon lalacewa na gida daga manyan kafofin watsa labaru masu gudana kai tsaye suna zazzage saman rufewa.Kumfa na iska sun fashe kuma suna tuntuɓar saman hatimi lokacin da aka haɗa matsakaicin kuma a ɗan ƙafe, wanda ya haifar da lalacewa a cikin gida.Za a lalata farfajiyar da ke rufewa sosai ta hanyar lalatawar aikin matsakaici da sauran aikin lalata sinadarai.

5. Cutar da injina

Scratches, bruising, matsi, da sauran lahani ga abin rufewa za su faru a duk lokacin buɗewa da rufewa.Ƙarƙashin tasirin zafi mai zafi da matsa lamba, ƙwayoyin zarra suna shiga juna tsakanin saman biyun da aka rufe, suna haifar da al'amarin mannewa.Adhesion yana da sauƙin yage lokacin da saman hatimin biyu ke motsawa dangane da juna.Wannan al'amari zai fi faruwa idan filin rufewa yana da mafi girman tarkace.Wurin rufewa zai zama ɗan sawa ko kuma ya ɓaci sakamakon raunin diski na bawul da matse saman abin rufewa lokacin da ya dawo wurin kujerar bawul yayin aikin rufewa.

6. Sawa da tsagewa

Wurin rufewa zai gaji na tsawon lokaci daga aikin daɗaɗɗen nauyi, wanda zai haifar da haɓakar fashe da fashe.Bayan yin amfani da dogon lokaci, roba da robobi suna fuskantar tsufa, wanda ke lalata aiki.

A bayyane yake daga binciken abubuwan da ke haifar da lalacewar farfajiyar da aka yi a sama cewa zabar madaidaicin kayan saman hatimi, tsarin rufewa da ya dace, da dabarun sarrafawa yana da mahimmanci don haɓaka inganci da rayuwar sabis na saman rufewa akan bawuloli.