Kupaka galvanizing ndi njira yofunika kwambiri mumakampani opanga zitsulo, yomwe imagwiritsidwa ntchito makamaka kuteteza chitsulo ndi chitsulo ku dzimbiri. Pogwiritsa ntchito utoto woteteza wa zinc, kupaka galvanizing kumawonjezera moyo wa zinthu zachitsulo, zomwe zimapangitsa kuti zikhale zolimba komanso zoyenera kugwiritsidwa ntchito m'njira zosiyanasiyana. Pali njira zitatu zazikulu zopaka galvanizing:chotenthetsera madzi otentha, electro-galvanizing, ndi zinc spray. Njira iliyonse ili ndi njira zake zapadera, ubwino, ndi ntchito, zomwe tifufuza mwatsatanetsatane, kuphatikizapo ntchito zamizere yopangira ma galvanizing, kuumitsa mabowo, ndi kubwezeretsanso thanki pogwiritsa ntchito njira izi.
1. Kutenthetsa ndi Kuviika Magalasi
Kuyika ma galvanizing m'madzi otentha ndiyo njira yomwe imagwiritsidwa ntchito kwambiri poika ma galvanizing. Munjira imeneyi, zitsulo kapena zitsulo zimaviikidwa mu bafa la zinc yosungunuka pa kutentha pafupifupi 450°C (842°F). Njirayi imayamba ndi kukonzekera pamwamba, komwe ndikofunikira kwambiri kuti zinc ndi chitsulo zikhale zolimba. Kukonzekera kumeneku nthawi zambiri kumaphatikizapo kuyeretsa chitsulocho kuti chichotse dzimbiri, mafuta, kapena zinthu zina zodetsa, nthawi zambiri pogwiritsa ntchito njira zosiyanasiyana zamakina ndi mankhwala.
Pamwamba pake pakonzedwa, chitsulocho chimaviikidwa mu zinc yosungunuka. Kutentha kwa zinc yosungunuka kumayambitsa metallurgical reaction, ndikupanga zigawo zingapo za zinc-iron alloy zomwe zimalumikizana mwamphamvu ndi substrate yachitsulo. Pambuyo poviika, zigawo za galvanized zimachotsedwa ndikuzisiya kuti zizizire, pomwe zinc imalimba ndikupanga chophimba choteteza.
Ntchito ya Mizere Yopangira Magetsi: Mu galvanizing yotenthedwa, mizere yopangira ma galvanizing ndi yofunika kwambiri. Mizere iyi ndi njira zapadera zopangira zomwe zimapangitsa kuti ntchito yonse yopangira ma galvanizing ikhale yosavuta, kuyambira kukonzekera pamwamba mpaka gawo lomaliza loziziritsa. Nthawi zambiri zimaphatikizapo makina odziyimira pawokha oyeretsera, kusuntha, ndi kuviika, kuonetsetsa kuti njira yopangira ma galvanizing ikugwira ntchito bwino komanso mosasinthasintha.
Dzenje Lowumitsa: Pambuyo poyeretsa, zitsulo nthawi zambiri zimayikidwa m'dzenje loumitsira. Gawoli ndi lofunika kwambiri chifukwa limaonetsetsa kuti chinyezi chilichonse chotsala chachotsedwa zisanalowe mu zinc yosungunuka. Dzenje loumitsira losamalidwa bwino limathandiza kupewa zolakwika pakupanga ma galvanizing, monga mavuto a zinc kapena kuphimba kosagwirizana.
2. Kukonza Magetsi ndi Magetsi
Kupaka electro-galvanizing, kapena electroplating, ndi njira ina yogwiritsira ntchito zinc clothing pachitsulo. Mosiyana ndi kuyika galvanizing pamadzi otentha, njirayi imagwiritsa ntchito electrolytic solution yokhala ndi zinc salts. Zigawo zachitsulo zimamizidwa mu yankholi ndikulumikizidwa ku gwero lamagetsi, zomwe zimapangitsa kuti zinc ion zisunthe ndikuyika pamwamba pa chitsulocho.
Njira yogwiritsira ntchito magetsi imalola kuti chophimbacho chikhale chopyapyala komanso chofanana poyerekeza ndi chophimba cha hot-dip. Njirayi ndi yothandiza kwambiri pa ntchito zomwe zimafunika kumaliza kosalala, monga m'zigawo zamagalimoto kapena zida zamagetsi. Komabe, chophimbacho nthawi zambiri chimakhala cholimba kuposa chomwe chimapangidwa ndi chitsulo cha hot-dip, zomwe zimapangitsa kuti chikhale choyenera kugwiritsidwa ntchito m'nyumba kapena m'malo omwe alibe zinthu zowononga.
Kukonzanso Tanki Yothira Madzi: Pakukonza chitsulo pogwiritsa ntchito magetsi, kukonzanso thanki pogwiritsa ntchito magetsi kumachita gawo lofunika kwambiri. Zinthu zosungunulira zimagwiritsidwa ntchito kukonza pamwamba pa chitsulo ndikuwonjezera kumatirira kwa zinc. Pambuyo pa njira yopangira magetsi pogwiritsa ntchito magetsi, yankho losungunulira lingafunike kukonzedwanso kuti lipitirize kugwira ntchito bwino ndikuwonetsetsa kuti zotsatira zake zikugwirizana. Izi zimaphatikizapo kusefa ndikubwezeretsanso zinthu zosungunulira kuti njira yosungunulira ikhale yabwino.
3. Kupopera Zinc
Kupopera zinc, komwe kumadziwikanso kuti kupopera kutentha kapena kupopera zitsulo, ndi njira yomwe imaphatikizapo kupopera zinc yosungunuka pamwamba pa chitsulo. Njirayi ikhoza kuchitika pogwiritsa ntchito njira zosiyanasiyana, kuphatikizapo kupopera moto kapena kupopera arc. Popopera moto, chisakanizo cha ufa wa zinc ndi mpweya chimayatsidwa, zomwe zimapangitsa moto womwe umasungunula zinc ndikuyiyendetsa pa substrate. Popopera arc, arc yamagetsi imasungunula waya wa zinc, womwe umapopera pamwamba.
Kupopera zinc kumathandiza kwambiri pa nyumba zazikulu kapena zinthu zina zomwe sizingalowe mosavuta mu zinc yosungunuka. Kumapereka njira yosinthasintha yotetezera malo omwe angakhale ovuta kuwapaka pogwiritsa ntchito njira zachikhalidwe. Komabe, utoto wopangidwa ndi kupopera zinc nthawi zambiri umakhala wokhuthala ndipo ungafunike njira zina zomaliza kuti ukhale wosalala.
Kugwiritsa Ntchito ndi Zoganizira: Njira iliyonse yogwiritsira ntchito ma galvanizing ili ndi ntchito zake komanso zoganizira zake. Kugwiritsira ntchito ma galvanizing otentha ndikwabwino kwambiri pa nyumba zakunja, monga milatho ndi mitengo yogwiritsira ntchito, komwe kukana dzimbiri kwa nthawi yayitali ndikofunikira. Kugwiritsira ntchito ma electro-galvanizing nthawi zambiri kumagwiritsidwa ntchito popanga magalimoto ndi zida zamagetsi, komwe kukongola ndi kumaliza kosalala ndikofunikira. Kupopera zinc ndikoyenera pazinthu zazikulu kapena zovuta, monga ma ship hulls kapena makina amafakitale.
Pomaliza, njira zitatu zogwiritsira ntchito galvanizing—hot-dip galvanizing, electro-galvanizing, ndi zinc spray—iliyonse imapereka ubwino ndi ntchito zapadera. Njira zomwe zimagwiritsidwa ntchito, kuphatikizapo kugwiritsa ntchito mizere ya galvanizing, kuumitsa mabowo, ndi fluxing tank reprocessing, zimathandiza kwambiri pakutsimikizira ubwino ndi kugwira ntchito kwa zinc plating. Kumvetsetsa njira izi kumathandiza opanga kusankha njira yoyenera kwambiri yogwiritsira ntchito galvanizing malinga ndi zosowa zawo, zomwe pamapeto pake zimapangitsa kuti zinthu zachitsulo zikhale zolimba komanso zokhalitsa.
Nthawi yotumizira: Feb-26-2025