Takaitaccen bayani game da murfi da layin mota

Lokacin motsa mota a kan titi, yawancin mutane suna kallon ƙirarta da launinta kawai. Mutane kalilan ne ke yin tunani game da dalilin da yasa wannan launi yayi kyau sosai, saboda akwai wasu launuka na fenti, tare da wasu ayyuka waɗanda zasu kare ƙarfe daga tasirin wakilan yanayi kuma zasu hana fenti yin daskararre.

Don haka, ta fuskar gyaran fuska, yana da mahimmanci a san irin rawar da fenti, shafa ko gamawa ke takawa, amma yana da mahimmanci a ƙayyade takamaiman rawar da fenti na ƙarƙashinsu ke takawa, musamman lokacin da ake buƙatar gyarawa. Amma ka fara karantawa yadda za a cire gaban ƙofar Vaz-21099idan kana buƙatar walda tara, amma babu kayan aikin da suka dace a hannu.

Car fenti yadudduka

Kafin a jera launukan fenti wadanda ake amfani da su a mota, ya kamata a lura cewa akwai bambanci tsakanin abin da ke jikin murfin da waɗanda ake amfani da su na ciki. Wannan rabuwar ya samo asali ne daga manufar rage kudin kuma masana'antar kera motoci ke aiki wadanda suka zo garesu cewa ba a amfani da irin wannan gamawa don kammala wasu abubuwa na tsari. Kari akan haka, gwargwadon abin da yake da kayan shafawa, yadudduka da aka yi amfani da su ko kuma zanen fenti sun bambanta.

Dangane da wannan canjin na ƙarshe, tebur mai zuwa yana nuna mafi yawan kayan shafawa da launuka don kowane ɗayan waɗannan kayan:

Karfe	Aluminum	Filastik
Lalata lalata: galvanized, galvanized ko aluminized Phosphate da galvanized Atapasa Cataphoresis Inarfafawa Sealants Farkon Karshe	Takaitawa M share fage Inarfafawa Sealants Farkon Karshe	M share fageа Inarfafawa Karshe

Binciken sutura da yadudduka zane

Maganin rigakafin lalata

Kamar yadda sunansa ya nuna, samfur ne wanda yake samar da sabon matakin kariya ga farfajiyar karafan da aka kula dashi dan kare shi daga hada sinadarai da lalata shi. Wannan kariyar ana yin ta kai tsaye ta hanyar mai samarda karfe.

Hanyoyin kariya da ake amfani dasu a masana'antar kera motoci:

• Hot tsoma galvanized - karfe tsoma a cikin wani bayani na tsantsa zinc ko gami na zinc tare da baƙin ƙarfe (Zn-Fe), magnesium da aluminum (Zn-Mg-Al) ko kawai aluminum (Zn-Al). Sa'an nan kuma ana bi da karfe tare da zafi mai zafi don sa ƙarfe ya yi aiki tare da zinc don samun suturar ƙarshe (Zn-Fe10). Wannan tsarin yana sauƙaƙe yadudduka masu kauri kuma ya fi tsayayya da danshi.
• Wutar zinc lantarki ana nitsar da ƙarfen a cikin tanki da aka cika da tsarkakken zinc bayani, ana haɗa maganin zuwa mahaɗan lantarki, tabbatacce (anode) kuma an haɗa karfe da sauran sandar (cathode). Lokacin da aka samar da wutar lantarki kuma wayoyi biyu na polarity daban-daban suka hadu, ana samun sakamako na lantarki, wanda zai kai ga sanya tutiya a daidaitance kuma gaba daya a kan dukkan karfan, wanda ke kawar da bukatar amfani da zafin zuwa karfe. Wannan rufin yana ba da izinin samun yadudduka na irin wannan kaurin, kuma yana da ƙarancin juriya a cikin mawuyacin yanayi.
• Haskakawa: shine kariya daga kayan ƙarfe tare da boron, wanda ya ƙunshi nutsar da wannan ƙarfe a cikin wanka mai ɗumi wanda ya ƙunshi 90% na aluminium da silicon 10%. Wannan aikin ya dace musamman ga waɗancan ƙarfe waɗanda aka buga hatimi mai zafi.

Yin amfani da Phosphating da galvanizing

Don aiwatar da phosphating, jiki yana nitsewa cikin zafi (kimanin 50 ° C), wanda ya ƙunshi zinc phosphate, acid phosphoric da ƙari, mai kara kuzari wanda zai iya yin aiki tare da farfajiyar ƙarfe don ƙirƙirar layin mai siriri, wanda ke haɓaka haɗuwa da matakan da ke tafe. Bugu da ƙari yana ba da kariya daga tsatsa da lalata.

Ana yin lubrication saboda buƙatar wucewa don cika ramukan da aka kafa da kuma rage ƙarancin ƙasa. Don wannan dalili, ana amfani da maganin ruwa mai ƙarfi tare da chromium trivalent.

Primary Cataphoresis

Wannan wani nau'in epoxy ne wanda yake amfani da shi bayan aikin fosfa da wucewa. Ya ƙunshi yin amfani da wannan layin ta hanyar tsari a cikin wanka na lantarki wanda ya ƙunshi maganin ruɓaɓɓen ruwa, tutiya, guduro da launukan launuka. Samun wutar lantarki yana taimakawa zinc da launuka don jan hankalin ƙarfe, yana ba da kyakkyawar mannewa ga kowane ɓangare na abin hawa.

Filayen lalatattun lalatattun launuka da aka bayyana ya zuwa yanzu matakai ne na masana'antu na musamman, kodayake akwai analogues kamar su electro-primer ko kuma maye gurbinsu kamar su phosphating primers, epoxy resins ko "wash-primers" waɗanda ke ba da damar yin amfani da rigakafin lalata lalata.

Anodized

Hanya ce ta lantarki, takamaimai ga sassan aluminum, wanda ke samar da ɗamarar wucin gadi tare da mafi kyawun aiki. Don anodize wani sashi, dole ne a haɗa mai amfani da lantarki bayan an nitsar da abin a cikin ruwa da ruwa na sulfuric a zazzabi (tsakanin 0 da 20 ° C).

M share fage

Wannan samfurin, da nufin inganta mannewa na ƙananan yadudduka, waɗanda ke da wahalar bin roba da aluminium. Amfani da su a cikin gyaran gyare-gyare yana da mahimmanci don cimma wannan burin da kuma tabbatar da dorewar abin da aka shafa.

Inarfafawa

Inarfafawa abu ne na share fage wanda ake amfani dashi a cikin masana'anta da aikin gyara, wanda ke aiwatar da waɗannan ayyuka:

• Kare katafiresis.
• Dalili ne mai kyau na kammala kayan.
• Cika da matakan ƙananan ramuka da raunin ajizanci da aka bari bayan yashi sandar.

Sealants

Ana amfani da wannan nau'in murfin ne kawai a waɗancan sassan motar da ke da kabu ko hatimi. Ayyukan selants shine tabbatar da matsewa a wurin taron, don hana haɗuwar danshi da datti a gidajen, da kuma iyakance yawan surutu a cikin gidan. Bugu da kari, suna inganta bayyanar mahaɗin, suna taimakawa don samun kyakkyawan sakamako, kuma suma suna da rigakafin lalatawa da haɓakar makamashi a yayin haɗuwa.

Yawan keɓaɓɓen selants ya bambanta kuma dole ne ya dace da aikace-aikacen.

Maganin anti-tsakuwa

Waɗannan fenti ne waɗanda ake shafa a ƙarƙashin abin hawa don kare su daga mummunan yanayi na yanayin da ake fuskanta a cikin waɗannan wuraren (fitarwa ga datti, gishiri, ruwan sama, yashi, da sauransu). Wannan samfurin manne ne wanda aka yi akan resins na roba da roba, waɗanda ke da ƙayyadaddun kauri da rashin ƙarfi;

Yawanci, wannan murfin yana nan a ƙasan motar, ɗakunan dabaran, laka da matakala a ƙofar, da kuma haƙarƙarin.

Karshe

Ƙarshen fenti shine samfurin ƙarshe na gaba ɗaya shafi da tsarin kariya, musamman a cikin datsa jiki. Suna ba da bayyanar abin hawa, sannan kuma suna yin aikin kariya. Gabaɗaya an rarraba su kamar haka:

• Paints ko tsarin monolayer: waɗannan fenti ne waɗanda ke haɗa komai a cikin ɗaya. Wannan shine tsarin, tsarin ma'aikacin masana'anta na gargajiya inda kawai launuka masu ƙarfi ke samuwa. Takaitawa kan fitar da mahalli masu lalacewa, da matsalolin samun launin ƙarfe, da rini a launi ɗaya su ne illar waɗannan nau'ikan fenti.
• Fenti ko tsarin bilayer: a wannan yanayin ana buƙatar samfuran guda biyu don samun sakamako iri ɗaya kamar na tsarin monolayer. A gefe guda, a kan tushen wanda ke biyer, Layer ta farko tana ba da wata inuwa ga ɓangaren, kuma, a gefe guda, akwai varnish wanda ke ba da haske a saman kuma yana kare tushen mai biyer daga yanayin yanayi. Tsarin bilayer a halin yanzu yafi kowa saboda ana amfani dashi a masana'anta don samar da launuka tare da tasirin ƙarfe da lu'u lu'u.

A wannan yanayin, ya kamata a lura cewa yana yiwuwa a sami kyakkyawan ƙarancin ruwa, wanda ke ba da damar cika doka da ƙarancin abubuwan da ke da lahani, da kuma amfani da launuka daban-daban don samun kowane launuka ko wasu sakamako (launuka masu launi, ƙarfe, uwar lu'u-lu'u, tare da sakamako hawainiya, da sauransu).

Mai kama da gashin gashi, wannan samfurin yana ba da ƙarfi, tauri da karko fiye da yadda tsarin monolayer zai iya bayarwa. Tushenta na sinadarai na iya zama mai narkewa ko tushen ruwa kuma yana ba da izinin canza launin lu'ulu'u mai haske don kyakkyawan sakamako da zurfin zurfin launin ƙarfe-uwar-lu'u-lu'u.

Concarshen ƙarshe

An haɗa kayan haɗin abin hawa daban-daban tare da tushe daban-daban kuma gama yadudduka don kare abubuwan maye da haɓaka haɓaka tsakanin zane. Don haka, ilimin yadudduka daban-daban na kwalliya da zane-zanen da aka keɓance wani ɓangaren jiki da shi shine tushen maidowarsu da cimma nasarar gyarawa mai inganci da ɗimbin rufi waɗanda ke maimaita ayyukan da aka yi amfani da su a masana'antar. Haka kuma, yin amfani da kyawawan kayayyaki shima yana ba da gudummawa ga wannan burin.