Shenzhen Prolean Technology Co., Ltd.

Zinc Plating: Txhua yam koj yuav tsum paub

Zinc Plating: Txhua yam koj yuav tsum paub

Hloov tshiab kawg: 09/01;lub sij hawm nyeem: 6 mins

Cov khoom siv zinc-plated

Cov khoom siv zinc-plated

Koj puas tau pom dab tsi ntawm cov hlau saum npoo uas yog xim txiv kab ntxwv-xim av?Nws yog hu ua xeb, hlau tus yeeb ncuab phem tshaj plaws, thiab tshwm sim los ntawm cov tshuaj tiv thaiv ntawm ferrous hlau molecules nrog ya raws.Rust ua rau cov khoom degradation thiab thaum kawg ua rau tsis ua haujlwm ntawm cov khoom thiab cov khoom siv tshuab.Zinc platingyog siv los daws qhov teeb meem ntawm xeb los ntawm kev tsim cov txheej txheem nyias nyias ntawm qhov chaw, tiv thaiv nws ntawm corrosion thaum reacting nrog ib puag ncig.

Hauv tsab xov xwm no, peb yuav dhau muskev ua haujlwm ntawm zinc plating, cov kauj ruam cuam tshuam, cuam tshuam rau kev siv ntau yam, qhov zoo, thiab kev txwv.

 

Zinc Plating yog dab tsi?

Ib txoj hauv kev ua kom tiav rau cov khoom siv ferrous thiab cov khoom yog zinc plating.Nws entails ntxiv txheej nyias rau saum npoo yam tsis muaj kev cuam tshuam qhov kev ruaj ntseg, tawm hauv qhov du, dull grey nto.Zinc plating muab kev zoo nkauj zoo nkauj rau cov khoom, tab sis ntau tshaj qhov ntawd, nws ua rau cov khoom tiv thaiv corrosion.Cov txheej txheem zinc plating tsim cov txheej tiv thaiv nyias los ntawm electrodepositing zinc ntawm cov hlau uas yuav coated, kuj hu ua cov khoom siv substrate.

 

Zinc plating ua haujlwm li cas?

Thaum zinc plating raug huab cua, nws hnov ​​​​mob nrog oxygen zoo li ferrous hlau ua thiab tsim zinc oxide (ZnO), uas tom qab ntawd ua ke nrog dej los tsim zinc hydroxide (ZnoH).

Qhov sib tw tuaj tam sim no thaum atmospheric carbon dioxide thiab zinc oxide ua ke los ua ib txheej nyias ntawm zinc carbonate (ZnCO3) uas txuas rau hauv qab zinc thiab tiv thaiv nws los ntawm corrosion.

 

Cov kauj ruam koom nrog zinc plating

1.          Kev ntxuav ntawm qhov chaw

Thawj kauj ruam hauv zinc plating yog ntxuav qhov saum npoo kom tau plated kom tshem tawm cov plua plav, roj, thiab xeb kom qhov chaw yuav coated nrog zinc zoo.Rau kev tu, alkaline detergents yog cov neeg ua haujlwm zoo tshaj plaws uas yuav tsis degrade rau saum npoo.Txawm li cas los xij, kev ntxuav cov kua qaub tuaj yeem siv ua ntej siv alkaline detergents.

Ib da dej ntawm 100 thiab 180 degrees C pab tshem tawm cov grime ua ntej siv cov tshuaj ntxuav tes alkaline rau kev tu micro-theem.Tom qab ntxuav nrog alkaline detergent, yaug qhov chaw tam sim ntawd nrog cov dej distilled kom tsis txhob ua rau cov khoom siv thawj qhov chaw, uas cov tshuaj alkaline tuaj yeem tsim kev puas tsuaj.Yog tias qhov kev tu saum npoo tsis ua kom raug, Nws yuav ua rau Zinc txheej tev lossis puas.

 

2.          Pickling

Ntau cov oxides, nrog rau cov xeb uas twb tsim lawm, tej zaum yuav nyob rau saum npoo.Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tsum tau siv cov kua qaub kom tshem tawm cov oxides thiab cov nplais ua ntej pib nrog zinc plating.Ob txoj kev daws teeb meem feem ntau siv hauv cov txheej txheem no yog sulfuric thiab hydrochloric acid.Cov khoom yog submerged nyob rau hauv no acid tov.Lub sij hawm dipping, kub, thiab Concentration ntawm acids nyob ntawm seb hom hlau thiab cov nplais ' thickness.

Tom qab pickling los ntawm dipping lub Cheebtsam nyob rau hauv cov kua qaub, tam sim ntawd ntxuav nrog distilled dej kom tsis txhob muaj kev nruj kev tsiv thiab degrading nto.

 

3.          Kev npaj ntawm plating da dej

Cov kauj ruam tom ntej yog npaj cov tshuaj electrolytic rau cov txheej txheem electroplating, tseem hu ua plating da dej.Lub da dej yog ib qho ionic zinc tov uas pab ua kom cov txheej txheem plating.Nws tuaj yeem yog acid zinc lossis alkaline zinc;

Zinc acid: High efficiency, ceev deposition, zoo heev npog lub hwj chim, tab sis tsis zoo pov lub zog thiab tsis muaj zog thickness faib.

Alkaline zinc:Zoo heev thickness faib nrog superior pov hwj chim, tab sis tsawg plating efficiency, qis electro-deposition tus nqi,

 

4.          Electrolysis Teeb & Qhia qhov tam sim no

Kev teeb tsa zinc plating

Kev teeb tsa zinc plating

Cov txheej txheem tso tawm tiag tiag pib nrog kev qhia txog hluav taws xob tam sim no (DC) tom qab xaiv cov electrolyte nyob ntawm cov khoom yuav tsum tau ua thiab cov lus qhia tshwj xeeb.Zinc ua hauj lwm raws li lub anode thiab yog txuas mus rau lub substrate qhov tsis zoo davhlau ya nyob twg (cathode).Zinc ions txuas mus rau cathode (Substrate) raws li cov hluav taws xob tam sim no ntws los ntawm cov electrolytes, tsim ib txheej txheej ntawm zinc rau ntawm qhov chaw.

Tsis tas li ntawd, muaj ob txoj hauv kev rau electrolysis: khib plating thiab chim plating (Rack & chim plating).

·   Racks:Lub substrate yog dipped rau hauv electrolyte thaum txuas rau lub khib, Tsim nyog rau qhov loj

·   chim:Lub substrate yog muab tso rau hauv lub thoob thiab ces tig kom tau ib tug uniform plating.

 

5.          Tom qab ua tiav

Txhawm rau tshem tawm cov kab mob uas muaj feem cuam tshuam rau ntawm qhov chaw, qhov chaw yuav tsum tau ntxuav nrog dej distilled ob peb zaug tom qab plating tiav.Ua ntej xa cov khoom plated rau khaws cia tom qab ntxuav, lawv yuav tsum tau qhuav.Yog tias tsim nyog, passivates thiab sealants tuaj yeem ua haujlwm raws li cov qauv tsim nyog rau kev ua tiav saum npoo.

 

Cov xwm txheej yuav tsum tau txiav txim siab

Paub txog qhov tseem ceeb yuav pab tswj cov txheej txheem thiab tau txais kev pom zoo plating.Muaj ntau yam cuam tshuam rau qhov tshwm sim ntawm plating ntawm lub substrate.

1.          Tam sim no ceev

Zinc txheej thickness, uas yuav tsum tau muab tso rau ntawm lub substrate nto, yog cuam tshuam los ntawm qhov ntom ntawm cov tam sim no dhau los ntawm electrodes.Yog li ntawd, Higher Current yuav tsim ib txheej thicker thaum ib tug qis tam sim no yuav ua ib tug nyias txheej.

2.          Qhov kub ntawm lub plating da dej

Lwm yam uas cuam tshuam rau zinc plating yog qhov kub ntawm cov tshuaj electrolysis (Plating da dej).Yog tias qhov kub siab dua cathode siv tsawg dua hydrogen ions los ntawm cov tshuaj thaum tib lub sij hawm noj ntau dua brighteners kom cov zinc plating yuav ci dua vim muaj ntau dua deposition ntawm metallic crystal ntawm zinc.

3.          Lub concentration ntawm zinc nyob rau hauv lub plating da dej

Zinc concentration nyob rau hauv lub plating da dej kuj cuam tshuam rau lub plating kev ntxhib los mos thiab degree ntawm brightness.Piv txwv li, qhov chaw ntxhib ntxhib yuav tshwm sim los ntawm qhov muaj zog siab vim tias zinc ions yuav raug faib tsis sib luag thiab tso nyiaj sai.Ntawm qhov tod tes, qhov qis concentration yuav ua rau ci dua plating vim tias cov pob zeb zoo yuav muab tso rau qeeb.

Lwm yam tseem ceeb suav nrogtxoj hauj lwm ntawm Electrodes (anode & cathode), lub substrate lub nto zoo, Concentration ntawm surfactants thiab brighteners nyob rau hauv lub plating da dej, muaj kab mob., thiab ntau dua.

 

Qhov zoo

Ntxiv nrog rau kev tiv thaiv xeb, zinc plating muaj ob peb lwm yam txiaj ntsig;cia peb mus dhau ob peb nrog luv luv piav qhia.

·        Tus nqi qis:Nws yog tus nqi tsim nyog ntawm kev ua tiav saum npoo piv rau lwm txoj hauv kev, suav nrog hmoov txheej, dub oxide xov, thiab nyiaj plating.

·        Ua kom muaj zog:Cov zinc txheej ntawm cov hlau ferrous, tooj liab, tooj dag, thiab lwm yam substrates pab kom muaj zog ntawm cov ntaub ntawv no.

·     Dimensional stability:Ntxiv cov zinc txheej yuav tsis cuam tshuam rau cov khoom 'los yog cov khoom' seem stability,

·        Aesthetic kev zoo nkauj:Tom qab plating, lub substrate nto yuav zoo li glossy thiab txaus siab, thiab xim tuaj yeem ntxiv tom qab ua tiav.

·        Ductility:Vim tias zinc yog cov hlau nplaum, shaping lub hauv paus substrate yog ua kom yooj yim.

 

Daim ntawv thov

Zinc plated threads

Zinc Plated Xov

Kho vajtse:Zinc plating plays lub luag haujlwm tseem ceeb hauv kev tswj cov pob qij txha rau lub sijhawm ntev.Screws, txiv ntseej, bolts, thiab lwm yam fasteners muaj zinc plating rau lawv los tiv thaiv xeb, uas tuaj yeem ua rau tsis ua haujlwm.

Automotive Kev Lag Luam:Zinc plating ua rau cov khoom tiv thaiv corrosion.Nres cov kav dej, calipers, hauv paus, thiab cov kauj ruam yog zinc plated.

Cov kav dej:Vim tias cov khoom siv kav dej tas li cuam tshuam nrog dej, xeb yog qhov teeb meem tseem ceeb tshaj plaws thaum ua haujlwm nrog lawv.Cov kav hlau kav ntev tau hloov pauv los ntawm zinc plating.Zinc-plated kav muaj 65+ xyoo lifespan.

Tub rog:Tank, armored neeg nqa khoom, tsheb, thiab lwm yam khoom siv tub rog siv zinc plating.

 

Kev txwv ntawm Zinc Plating

Zinc plating yog tus nqi-zoo thiab ib puag ncig tus phooj ywg txheej txheem rau kev tiv thaiv xeb ntawm cov khoom thiab cov khoom ua los ntawm hlau, hlau, tooj liab, tooj dag, thiab lwm yam khoom zoo sib xws.Txawm li cas los xij, nws tsis tsim nyog rau roj av, tshuaj, aerospace, thiab khoom noj khoom haus, xws li nquag muab tso rau hauv cov kev daws teeb meem.

 

Xaus

Zinc plating yog txheej txheej txheej txheej txheej txheej uas yuav tsum muaj cov kws tshaj lij engineers & cov neeg ua haujlwm nrog cov cuab yeej tshwj xeeb tshaj plaws.

peb tau muab cov kev pabcuam raug tsim nyob rau hauv ib lub ru tsev, los ntawm kev tsim qauv mus rau cov khoom tiav.Siv cov txheej txheem zinc plating, peb tau muab cov khoom zoonto tiavcov kev pab cuam rau cov khoom thiab qhov chaw los ntawm peb cov kws txawj engineers nrog ntau xyoo ntawm kev lag luam kev.Thov tsis txhob yigtiv tauj pebYog tias koj xav tau cov kev pabcuam ntxiv ntsig txog Zinc plating.

 

FAQ's

Dab tsi yog zinc plating?

Zinc plating yog ib qho ntawm cov txheej txheem nto moo tshaj plaws, nyob rau hauv uas ib txheej nyias ntawm zinc yog siv rau saum npoo ntawm cov khoom kom lawv zoo heev corrosion-resistive.

Puas yog zinc plating tsuas yog siv rau ntawm cov hlau ferrous thiab alloys?

Tsis yog, Zinc plating muaj feem xyuam rau ntau tshaj li cov hlau ferrous thiab alloys xws li tooj liab & tooj dag.

Dab tsi yog yam uas cuam tshuam rau cov txheej txheem zinc plating?

Ntau yam cuam tshuam rau cov txiaj ntsig ntawm zinc plating, xws li tam sim no ntom ntom, zinc concentration ntawm plating da dej, kub, electrode txoj hauj lwm, thiab ntau dua.

Dab tsi yog cov kauj ruam koom nrog hauv zinc plating?

Kev ntxuav ntawm cov khoom, pickling, npaj cov plating da dej, electrolysis, thiab tom qab ua tiav yog cov kauj ruam tseem ceeb hauv Zinc plating.

Puas yog galvanization zoo ib yam li Zinc-electroplating?

Tsis yog, zinc yog tso rau ntawm qhov chaw hauv galvanization los ntawm dipping rau hauv zinc tov.Thaum electroplating siv cov txheej txheem electrolysis.


Post lub sij hawm: Lub Xya hli ntuj-18-2022

Npaj To Quote?

Tag nrho cov ntaub ntawv thiab uploads muaj kev ruaj ntseg thiab tsis pub leej twg paub.

Tiv tauj peb