Outdoor Building Profile Powder Spray Paint Coating Line
Molao-motheo
Aluminium moaho profil electrostatic phofo fafatsa haholo-holo inkela phahameng-voltage electrostatic mokhoa, ka lebaka la profiles moaho ba haholo-holo sebelisoa bakeng sa ka ntle, phofo ka kakaretso sebelisoa ka thermosetting polyester phofo barbotage ka tshebetso e ntle akaretsang.
Molao-motheo oa motheo ke hore eleketrode ka 'mele oa sethunya le jenereithara phahameng-voltage amanang ho hlahisa tšimo e phahameng-voltage electrostatic, e le hore moea o pota-potileng sethunya corona ionization, ka lebaka la karolo ea tšimo corona motlakase.
Ha phofo e fafatsoa ho tloha sethunya, likaroloana tsa phofo li thulana le likaroloana tsa moea tse ionized ho etsa likaroloana tse nang le molato o fosahetseng, ebe li romeloa ho workpiece e thehiloeng fatše le moea oa moea o lokelang ho ba adsorbed. Joale ho roala phofo ho phekoloa ka ho baka, kahoo ho finyella morero oa ho roala.
Pontšo ea Sehlahisoa
Phekolo ea Bokahohle
Sepheo se seholo sa ho itšireletsa ka holim'a metsi ke ho tlosa oli, matšoao a fokolang a extrusion le filimi ea tlhaho ea oxide holim'a li-profiles tsa aluminium ho finyella sebaka se sephara, ebe o fumana filimi ea phetoho ea 0.5-2μm ka k'hemik'hale ea lik'hemik'hale.
Profiles lokela ho degreased ka ho feletseng ka tshebetso pretreatment, haeba degreasing e sa hloeka, e tla etsa hore e sa fellang ho sokoloha filimi, e futsanehileng khomarela ea lera phofo, bokaholimo le tsekamelo ea ho liphoso tse kang concave cavities, pinholes, joalo-joalo, le metsi a , oksijene le li-ion li tla kenella ka ho roala ho kena holim'a tšepe, e leng se etsang hore ho be le kutu ea substrate.
Degreasing, neutralization, phetoho e lokela ho etsoa ka mor'a ho hlatsoa metsi ka ho feletseng, ka kakaretso ka mor'a hore ts'ebetso e 'ngoe le e' ngoe e hlatsuoe ka makhetlo a mabeli, ka mor'a hore ho be le phetoho ea ho hlatsoa metsi, ho molemo ho sebelisa metsi a hloekileng, ka ho hlatsoa metsi ho tlosa masala a holim'a metsi, e le hore a se ke a etsa joalo. ho etsa hore spray barbotage blistering, staining, le segokanyimmediamentsi sa sebolokigolo senyehile, potlakisang kutu ea tšepe tlas'a barbotage.
Ho omisa
Ka mor'a ho etsoa esale pele, profil e lokela ho omisoa hang-hang, e le hore bokaholimo bo se ke ba boloka mongobo, haeba sebaka sa profil se boloka mongobo ka har'a mokhoa oa ho roala phofo oa A, ho roala ho tla hlahisa li-bubble.
Hlokomela hore mocheso oa ho omisa ha oa lokela ho feta 130 ℃, mocheso o phahame haholo o tla etsa hore filimi ea ho sokoloha e lahleheloe haholo ke metsi a crystalline le phetoho, e be e hlephileng 'me e etse hore ho fokotseha ha ho khomarela ho fokotseha.
Ho roala ha phofo ea Electrostatic Powder
Profile e leketlileng ka ketane ea conveyor ka har'a lephephe la ho roala phofo, likaroloana tsa phofshoana tse qosoang hampe tšimong ea electrostatic, ka thuso ea adsorption ea moea e hatelitsoeng holim'a profil, phofo e koahetsoeng ka mokhoa o ts'oanang holim'a profil, 'me haufinyane. fihlela litekanyetso tsa tekheniki tse boletsoeng litlhoko tsa botenya ba filimi.
E le ho etsa bonnete ba hore boleng ba ho roala ha profil, mokhoa oa ho fafatsa phofo o lokela ho tsepamisa maikutlo ho laola botenya ba lera la phofo. Powder layer e tšesaane haholo, e ka tlase ho 45μm e ke ke ea koahela likaroloana tsa ho roala phofo, e le hore likaroloana tsa holim'a metsi li eketsehe, e leng se etsang hore ho be le ho se tšoane hantle ha seaparo. Powder layer e teteaneng haholo, e amang ho qhibiliha ha phofo; ho roala ho hlahisa matšoao a phallo le lekhapetla la lamunu. Ho phaella moo, botenya ba filimi bo boetse bo ama gloss ea ho roala, matla a tšusumetso, le ho hanyetsa boemo ba leholimo joalo-joalo.
Ho baka le ho phekola
Kamora ho fafatsa phofo, profil e kena ka ontong e folisang, 'me phofo e kentsoeng ka holim'a profil e qhibilihisoa ka ho futhumatsa le ho baka,' me khase e ka har'a lekhalo la phofo e ntšoa, 'me butle-butle e hloekisoa, e kolobisitsoe ebe e phekoloa. ka filimi.
Ts'ebetso ea ho folisa ke ts'ebetso ea bohlokoa ea ho roala phofo, ho aha lintlha tsa aluminium ho sebelisa thermosetting polyester phofo, mocheso o hlokahalang oa ho folisa oa 180 ℃, nako ea 20min.
Ikopanye le rona ho iketsetsa mohala bakeng sa hau!