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Pretreatment E-coat Painting System E-coating Line

Electrocoating ke ts'ebetso eo ka eona likaroloana tse nang le motlakase li kenngoa ka ntle ho metsi ho emisa karolo ea conductive. Nakong ea ts'ebetso ea electrocoat, pente e sebelisoa karolong e itseng ea botenya ba filimi, e laoloang ke boholo ba motlakase o sebelisoang. Deposition e itšehla thajana 'me e ea fokotseha ha lesela le kentsoeng le kenya karolo ka motlakase. Lintho tse tiileng tsa Electrocoat li qala li beoa libakeng tse haufi haholo le li-electrode, 'me ha libaka tsena li ntse li sirelelitsoe ho fihlela joale, lintho tse tiileng li qobelloa ho kena libakeng tse ling tsa tšepe tse se nang letho ho fana ka tšireletso e felletseng. Ketsahalo ena e tsejoa e le matla a ho lahlela 'me ke karolo ea bohlokoa ea ts'ebetso ea e-coating.

    Tlhaloso

    Cathodic epoxy electro-coatingke letšoao la ho hanyetsa kutu. E sebelisoa haholo indastering ea likarolo tsa likoloi le tsa likoloi, e fana ka setlolo se phahameng sa letsoai, mongobo le cyclic corrosion resistance. Leha ho le joalo, mahlale a cathodic epoxy ka kakaretso a hloka hore topcoat e sireletsoe mahlaseling a letsatsi. Liaparo tse nkhang hamonate tsa mofuta oa epoxy li tloaetse ho chekoa le ho senyeha ka lebaka la likarolo tsa UV tsa khanya ea letsatsi.

    Cathodic acrylic electro-coatinge fumaneha ka mefuta e mengata ea li-glosses le mebala ho eketsa nako e telele ea ka ntle, ho boloka khanya, ho boloka mebala le tšireletso ea ho senya. Lihlahisoa tsena li sebelisoa e le sephetho se le seng liindastering tsa temo, mohloa le jareteng, lisebelisoa tsa lisebelisoa le li-air-conditioning.

    Li-electrocoatings tsa Cathodic acrylic hangata li sebelisoa lits'ebetsong moo ho ts'ireletsang ha UV le ts'ireletso ea kutu ho li-ferrous substrates (tšepe) li lakatsehang. Li-cathodic acrylics li boetse li sebelisoa lits'ebetsong moo mebala e khanyang e lakatsoang.

    Pontšo ea Sehlahisoa

    7 uh8
    10 ba tseba
    e-coatvm2
    phekoloxfg

    Mehato e mene ea Ts'ebetso ea Electrocoating

    Ts'ebetso ea electrocoat e ka aroloa ka likarolo tse 'ne tse ikhethileng:

    • Phekolo esale pele

    • Tanka ea E-coat le lisebelisoa tsa tlatsetso

    • Post rinse

    • One ea ho phekola

    Ts'ebetsong e tloaelehileng ea e-coat, likarolo li qala ho hloekisoa le ho fetisoa pele ka seaparo sa phetoho ea phosphate ho lokisetsa karolo ea electrocoating. Likarolo li kenngoa ka har'a bateng ea pente moo motlakase o tobileng o sebelisoang pakeng tsa likarolo le "electrode" ea "counter". Pente e hoheloa ke tšimo ea motlakase ho karolo 'me e kenngoa karolong. Likarolo li ntšoa ka bateng, li hlatsuoa ho khutlisa lipente tse sa beoang, ebe li apehoa ho phekola pente.

    Mehato e Supileng ea Phekolo ea Pele

    Pele ho kopo ea filimi ea pente, libaka tse ngata tsa tšepe li fumana phekolo ea pele eo hangata e kenyelletsang seaparo sa ho fetola.

    Mokhoa o tloaelehileng oa ho etsa pretreatment bakeng sa e-coat o na le mehato e latelang:

    1) Ho hloekisa (mohato o le mong kapa ho feta)

    2) Ho hlatsoa

    3) Boemo

    4) Ho roala ho fetola

    5) Ho hlatsoa

    6) Ka mor'a phekolo

    7) Ho hlatsoa ka metsi a hloekisitsoeng.

    Mekhoa ea phosphating e ka aroloa ka mefuta e 'meli: phosphate ea tšepe le zinki phosphate. Iron phosphate esale e le mokhoa oa khetho bakeng sa lits'ebetso moo ho nahanoang ka litšenyehelo ka kakaretso ho fetang litlhoko tsa ts'ebetso. Kaha li-phosphates tsa tšepe li na le masela a masesaane ho feta zinki phosphates 'me li na le ion ea tšepe feela ea substrate e ntseng e sebetsoa, ​​​​e fana ka khanyetso ea kutu e fokotsehileng ha e bapisoa le sistimi ea zinc phosphate. Leha ho le joalo, ha lithibelo tsa tikoloho li ntse li eketseha ka matla mabapi le litšepe tse boima, tšepe ea phosphate e kopantsoeng le kalafo e phethahetseng ea poso e ka fana ka mokhoa o mong o sebetsang ha o ntse o kopana le lintlha tse hlokahalang tsa kutu. Zinc phosphates e se e le mokhoa o ratoang oa phekolo ea pele ho indasteri ea ho qeta tšepe, haholo-holo ka tšebeliso ea mekhoa ea pente ea electrocoat. Lebaka ke hore li fana ka khanyetso e ntle ea kutu le ho khomarela pente ho feta li-phosphates tsa tšepe tlas'a maemo a boima haholo.

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