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Dab tsi yog Blackening Agent

 

 

Tus neeg sawv cev blackening yog ib yam khoom siv rau cov chaw hlau los tsim cov txheej txheem tiv thaiv dub oxide uas txhim kho corrosion kuj thiab zoo li.

 

 

 
Vim Li Cas Xaiv Peb
 
01/

Pab neeg
Peb lub tuam txhab muaj cov kws tshaj lij kev tswj hwm pab pawg koom nrog kev tshawb fawb tshawb fawb, kev tsim kev nyab xeeb, kev tswj kom zoo, thiab kev muag khoom

02/

Cov kab ntau lawm
Peb muaj cov kab ntau lawm thiab cov txheej txheem thoob ntiaj teb kev tshawb fawb thiab kev tsim kho chaw

03/

Kev Tswj Xyuas Kev Ruaj Ntseg
Peb hais txog kev nyab xeeb thiab kev tswj hwm ib puag ncig

04/

Peb Cov Khoom
Degreaser; Tus neeg saib xyuas hlau; Antirust tus neeg sawv cev; Phosphating tus neeg sawv cev; Silane tus neeg sawv cev; txiav kev daws; tooj liab blackening tus neeg sawv cev; Hlau rusting tus neeg sawv cev.

 

Blackening Agent Market Growth Drivers

 

 

Cov khoom xyaw tseem ceeb ntawm blackening tus neeg sawv cev

Cov khoom xyaw tseem ceeb ntawm cov tshuaj blackening feem ntau suav nrog cov tshuaj tsis muaj zog acidic, sodium hydroxide, sodium nitrite, tooj liab sulfate, thiab lwm yam tshwj xeeb rau steel blackening tus neeg sawv cev, nws cov khoom xyaw yuav suav nrog tooj liab sulfate pentahydrate, potassium pyrophosphate, nickel sulfate tetrahydrate, ammonium molybdate, alkylphenol polyoxyethylene. (OP-10), composite additives thiab lwm yam reagents, raws li zoo raws li tus nqi ntawm cov dej kom ua tau blackening kev kho mob ntawm chav tsev kub. Tsis tas li ntawd, muaj cov tshuaj tua kab mob blackening ntawm lub khw uas tsis muaj carcinogens xws li nitrites. Lawv siv tooj liab sulfate ua cov ntsev tseem ceeb, ua ke nrog cov oxidants, cov tshuaj tua kab mob, thiab cov stabilizers los kho cov pH tus nqi ntawm 1 thiab 2. Lawv siv tau yooj yim thiab siv tau ntev. , tuaj yeem siv tau ntau zaus, thiab cov kua dej seem tuaj yeem rov ua dua tshiab.

Heavy Duty Iron Rusting Liquid

 

Automated Metal Cutting Solutions

 

Kev ceev faj ntawm Blackening Agent

Thaum lub sijhawm ua haujlwm, koj yuav tsum hnav cov cuab yeej tiv thaiv xws li hnab looj tes yas thiab lub qhov ncauj qhov ntswg los tiv thaiv tus neeg sawv cev ntawm daim tawv nqaij.

Cov tshuaj tiv thaiv ntawm chav tsev kub blackening tus neeg sawv cev muaj zog acid, muaj zog alkali, thiab ionic cov tshuaj tiv thaiv. Yuav tsum tau saib xyuas ntxiv thaum lub sijhawm ua haujlwm kom tsis txhob muaj teeb meem hauv cov txheej txheem tshuaj tiv thaiv.

Thaum ua cov khoom siv hlau, qhov chaw yuav tsum tau ua kom huv si, txwv tsis pub cov kev kho mob yuav cuam tshuam.

Cov khoom siv hlau kho tsis tuaj yeem qhuav ncaj qha los ntawm kev siv cov khoom siv ziab kom qhuav, txwv tsis pub deg tev yuav tshwm sim.

 

Txoj cai ntawm Blackening Agent

 

Lub hauv paus ntsiab lus ntawm blackening tus neeg sawv cev yog tsim ib tug dub oxide zaj duab xis ntawm cov hlau nto los ntawm kev kho tshuaj. Cov oxide zaj duab xis no tuaj yeem muab kev tiv thaiv- corrosion, ua kom pom thiab txhim kho qee yam khoom siv. Tshwj xeeb, cov tshuaj pleev xim dub feem ntau muaj cov khoom xyaw xws li cov tshuaj alkaline (xws li sodium hydroxideNaOH) thiab oxidants (xws li sodium nitriteNaNO2 lossis sodium nitrate NaNO3), uas muaj tshuaj lom nrog cov hlau nto ntawm qhov kub thiab txias. Dub ferric oxide (Fe3O4) los yog lwm yam oxides dub yog tsim.

Tshuaj tiv thaiv:Thaum lub sij hawm blackening txheej txheem, hlau (tshwj xeeb tshaj yog hlau- muaj hlau) reacts nrog cov tshuaj nyob rau hauv lub blackening tus neeg sawv cev los ua ib tug dub oxide zaj duab xis. Piv txwv li, ferrous ions (Fe) react nrog sodium hydroxide (NaOH) thiab oxidants los tsim sodium ferrite (Na2FeO2) thiab sodium ferrite (Na2Fe2O4), thiab ces ferric oxide (Fe3O4).

Kev tswj qhov kub thiab txias:Qhov kub thiab txias thaum lub sij hawm blackening muaj feem cuam tshuam rau kev tsim thiab zoo ntawm oxide zaj duab xis. Qhov kub thiab txias dhau yuav ua rau xoob oxide zaj duab xis thiab cov xim tsis zoo, thaum qhov kub thiab txias yuav ua rau tsis txaus oxidation, nyias zaj duab xis thiab tsis zoo corrosion kuj.

Concentration adjustment:Qhov concentration ntawm sodium hydroxide nyob rau hauv blackening tus neeg sawv cev muaj kev cuam tshuam ncaj qha rau lub boiling point ntawm cov dej ua hauj lwm. Los ntawm kev kho qhov concentration ntawm NaOH, kev ua haujlwm kub ntawm cov kua dej blackening tuaj yeem tswj tau, uas cuam tshuam rau kev tsim cov oxide zaj duab xis.

Cov txheej txheem blackening muaj xws li kev ntxuav ua ntej, pickling, blackening thiab tom qab ntxuav, saponification, roj immersion thiab lwm cov kauj ruam los xyuas kom meej lub uniformity thiab zoo ntawm cov oxide zaj duab xis. Cov yeeb yaj kiab oxide tsim muaj qee qhov tuab (feem ntau yog 0.5-1.5μm), uas ruaj khov ua ke nrog lub hauv paus hlau nto thiab muaj kev cuam tshuam me ntsis ntawm qhov loj thiab qhov tseeb ntawm qhov. Nyob rau tib lub sijhawm, nws tseem tuaj yeem tshem tawm qee qhov kev ntxhov siab ntawm lub workpiece.

 

Yuav ua li cas siv stainless hlau blackening agent
 
1. Kev npaj

Ua ntej siv stainless hlau blackening tus neeg sawv cev, koj yuav tsum tau ntxuav thiab qhuav lub stainless hlau nto kom paub meej tias tsis muaj impurities thiab roj nyob rau saum npoo, txwv tsis pub nws yuav cuam tshuam rau cov nyhuv tom qab painting. Nyob rau tib lub sijhawm, cov cuab yeej kos duab tshwj xeeb yuav tsum tau npaj los pab txhawb kev ua haujlwm tha xim.

2. Kev kos duab

Siv cov stainless hlau blackening tus neeg sawv cev ntawm stainless hlau nto, ceev faj kom tsis txhob nco los yog khaws cia. Thaum pleev xim, koj tuaj yeem siv kab rov tav, ntsug, thiab kab pheeb ces kaum hloov txoj hauv kev los pab txhawb cov txheej txheem tsim nyog.

3. Tos kom dub

Tom qab tha xim tiav lawm, nws yuav tsum tau muab tso rau hauv ib lub sij hawm kom cia cov stainless hlau blackening tus neeg sawv cev los teb rau ntawm qhov chaw kom txog rau thaum lub siab dub theem tiav. Feem ntau, koj yuav tsum tau tos 2 mus rau 3 teev, thiab lub sijhawm tshwj xeeb yuav sib txawv nyob ntawm seb qhov kub thiab qhov av noo.

4. Kev ntxuav

Tom qab cov tshuaj tiv thaiv ntawm tus neeg sawv cev blackening tiav lawm, qhov saum npoo yuav tsum tau muab ntxuav kom huv nrog dej huv kom tshem tawm cov seem ntawm cov hlau tsis huv. Siv cov ntaub mos muag los so qhov chaw kom tsis txhob khawb lossis av. Xyuas kom cov nto qhuav ua ntej pleev xim tiav.

5. Ceev faj
  • Stainless hlau blackening tus neeg sawv cev tsuas yog siv rau ntawm cov hlau tsis huv thiab tsis tuaj yeem siv rau lwm cov khoom siv;
  • Ua ntej pleev xim, qhov saum npoo ntawm cov khoom yuav tsum tau ntxuav thiab yuav tsum tsis muaj roj lossis impurities;
  • Thaum tha xim, cov xim yuav tsum tau siv sib npaug, tsis muaj qhov xau los yog txuam nrog;
  • Thaum tos cov tshuaj tiv thaiv, ib puag ncig sab hauv tsev yuav tsum khaws cia kom ruaj khov li sai tau, thiab qhov kub thiab av noo yuav tsum tsis txhob siab dhau lossis qis dhau.
Cov yam ntxwv ntawm Blackening Agent

 

Muaj zog adhesion.Lub workpiece blackened kho nrog tus neeg sawv cev blackening tsis muaj blackening, thiab txheej zaj duab xis yog zoo. Tom qab rov sim dua, nws tau pom tias txawm tias qhov chaw ntawm lub workpiece blackened tau so nrog kev sim lim ntawv ntau tshaj 500 zaug, cov hlau matrix yuav tsis pom, uas qhia tau hais tias nws muaj zog adhesion.

Muaj zog corrosion kuj.Kev kuaj ntsev ntsev ntawm blackened workpieces tuaj yeem kav ntev txog 10 teev. Nyob rau hauv sulfur - tooj liab corrosion resistance test, kuv lub teb chaws tus qauv tsim nyog yog 30 vib nas this, tab sis peb lub tuam txhab tus neeg sawv cev blackening tuaj yeem kav ntev li 50 mus rau 200 vib nas this, thiab nws cov corrosion kuj yog qhov zoo. muaj zog.

Tsawg sediment thiab muaj peev xwm ua haujlwm loj.Peb lub tuam txhab cov kua blackening muaj tsawg dua (kwv yees li ib -tsib tsib ntawm cov dej kub uas ua rau lub cev dub), thiab tsis muaj qhov tshwm sim los nag. Kev siv efficiency yog tshwj xeeb yog siab. Qhov chaw blackening ib kilogram ntawm blackening tus neeg sawv cev tuaj yeem ncav cuag 12-15 square meters. Txog (cov kua blackening ib txwm yog feem ntau ntawm 3-7 square metres, yog tias nws tuaj yeem ncav cuag 9 square metres, nws twb yog cov khoom lag luam zoo). Yog li ntawd, los ntawm qhov kev xav ntawm tus nqi-zoo, peb lub tuam txhab cov khoom zoo dua thiab txuag nqi thaum ua kom zoo.

Dav adaptability.Txawm hais tias nws yog cov pa roj carbon ntau, cov khoom siv hlau tsis tshua muaj, lossis cov khoom siv hlau uas ua kom dub rau ntawm qhov kub thiab txias thiab ua haujlwm nyuaj, xws li cam khwb cia hlau, 40 chromium, silicon steel, hmoov metallurgy, thiab lwm yam., tom qab blackening tus neeg saib xyuas kev kho mob, koj tuaj yeem tau txais cov xim ntshiab thiab cov yeeb yaj kiab zoo. , Tsis ntab dub zaj duab xis txheej.

Lub sijhawm dav dav, yooj yim rau kev khiav lag luam.Ordinary blackening agent cov khoom muaj kev txwv nruj rau lub sijhawm ua haujlwm. Yog tias lub sijhawm blackening ntev, nws yuav yooj yim ua dub thiab tej zaum yuav xoob thiab muab pov tseg. Qhov no yog vim tias cov yeeb yaj kiab dub tsis zoo txaus thiab tsis zoo adhesion. Cov kua blackened tuaj yeem txuas ntxiv ua rau cov hlau matrix los ntawm cov yeeb yaj kiab tsim, ua rau cov txheej txheem zaj duab xis puas.

 

Dab tsi hlau tuaj yeem Blackening Agent
 

1. Hlau
Hlau tuaj yeem raug coated nrog cov oxide dub los tsim kom muaj zog, tsaus nti thiab ruaj khov nto uas txhim kho nws lub ntuj toughness.

2.Stainless hlau
Dub oxide stainless hlau muab kev tiv thaiv corrosion rau qhov chaw, tab sis nws tsis yog ruaj khov lossis ntev - kav ntev li lwm yam kev kho cov hlau tsis zoo, xws li electropolishing lossis lub cev vapor deposition (PVD) txheej.

3. Hlau
Ua tsaug rau nws cov khoom muaj zog, hlau kuj yoog tau zoo rau cov txheej txheem oxidation dub, ua rau cov txheej txheem tiv thaiv stylish. Qhov no tsis yog rau cov hnyav hnyav xwb.

Blackening Agent Stainless Steel

04

Zinc

Ib txheej oxide dub tuaj yeem siv rau cov khoom siv zinc los tsim cov ebony z- tas. Qhov kev ua tiav no feem ntau yog siv rau ntawm cov khoom siv kho vajtse, qhov chaw pib, thiab cov khoom zoo nkauj.

05

Tooj

Copper thiab nws cov koom tes alloy, tooj dag thiab tooj liab, kuj tuaj yeem koom nrog cov oxide dub tog, ua tiav cov luster dub zoo nkauj los ntawm cov txheej txheem tsim tshwj xeeb rau lawv.

06

Nickel

Zoo li nws cov khoom siv hlau, npib tsib xee tuaj yeem tau txais kev kho mob oxidation dub uas txhim kho nws lub ntuj ci thiab ua haujlwm. Cov txheej txheem no ntxiv txhim kho nws cov kav ntev thiab kev zoo nkauj.

07

tooj dag

Brass tsis tawm ntawm cov dub oxide tog tog twg los. Cov alloy kub no kuj tau txais txiaj ntsig los ntawm kev tiv thaiv dub oxide txheej uas txhim kho nws qhov pom kev pom thiab muab kev tiv thaiv ntxiv tiv thaiv corrosion thiab hnav.

 

Cov lus qhia rau kev siv blackening tus neeg sawv cev ntawm chav tsev kub

 

 

Thaum cov khoom uas yuav tsum tau siv chav tsev kub blackening tus neeg sawv cev muaj tuab oxide nplai, tuab roj stains, thiab siab silicon steel, siab manganese hlau, siab chromium hlau thiab lwm yam uas nyuaj rau qhib nrog acid, cov txheej txheem hauv qab no yuav siv tau:

Xuab zeb blasting → dej ntxuav → Blackening ntawm chav tsev kub

Cov tshuab sandblasting ntawm no tuaj yeem xaiv cov ntim ntim lossis dej -raws li cov tshuab sandblasting los tiv thaiv ib puag ncig thiab ua tiav cov khoom huv. Tam sim no, sandblasting tshuab manufacturers tau tsim ntau yam qauv ntawm cov khoom, thiab lawv cov kev ua tau zoo tau coj mus rau hauv tus account qhov yuav tsum tau ua kom huv si.

Thaum muaj qhov sib sib zog nqus, qhov qhov muag tsis pom thiab qhov chaw uas muaj cov duab nyuaj, thiab yuav tsum tau siv chav tsev kub blackening tus neeg sawv cev, cov txheej txheem hauv qab no tuaj yeem siv:

Ultrasonic degreasing → dej ntxuav → xeb tshem tawm thiab ua kom → dej ntxuav → blackening ntawm chav tsev kub

Haum rau qhov chaw nrog cov roj me me thiab tsis muaj cov nplai oxide tuab. Cov txheej txheem hauv qab no tuaj yeem siv tau:

Ntxuav nrog dej → yaug nrog dej → tig dub ntawm chav tsev kub

Daim ntawv tshwj xeeb:Cov txheej txheem tshem tawm cov roj thiab xeb ua ntej siv cov txheej txheem kub kub blackening yog qhov tseem ceeb heev. Cov roj thiab xeb tshem tawm yuav tsum tau muab tshem tawm tag nrho. Yog tias cov roj thiab xeb tshem tawm tsis zoo, thov rov ua cov txheej txheem tshem tawm cov roj thiab xeb. Blackening yog nqa tawm. Thaum lub workpiece yog blackened, tsis txhob rub nws lub zog, vim hais tias cov blackened zaj duab xis tseem tsis tau ruaj khov, yog li kho nws nrog kev saib xyuas. Feem ntau, txheej blackened yuav tsis ruaj khov kom txog thaum 48 teev tom qab blackening.

 

 
Yuav ua li cas siv blackening tus neeg saib xyuas los kho qhov chaw coated nrog anti- xeb xim?
 
01/

Npaj cov cuab yeej:Blackening agent, detergent, txhuam, ntawv phuam, hnab looj tes, thiab lwm yam.

02/

Ntxuav qhov saum npoo:Ntxuav qhov chaw thiab tshem tawm cov nplaum nplaum thiab cov nplaum.

03/

Siv blackening agent:Siv tus neeg sawv cev blackening rau ntawm qhov chaw, koj tuaj yeem siv txhuam los yog ntaub ntxuav. Ceev faj tsis txhob sib tshooj thiab thov tusyees.

04/

So saum npoo:Tom qab tos tus neeg sawv cev blackening ua 1-2 feeb, koj tuaj yeem maj mam so cov ntaub so ntswg los yog daim ntaub ntxuav, tsis txhob siv lub zog ntau dhau.

05/

Kev thov rov ua dua:Yog tias koj xav tau cov nyhuv blackening tob, koj tuaj yeem thov tus neeg sawv cev blackening dua.

06/

Kho qhov chaw:Qhov chaw blackened yuav tsum tau tswj kom tsis txhob khawb los yog kev sib tsoo. Cov txheej tshwj xeeb tuaj yeem siv los tiv thaiv.

 

productcate-1-1

 

Peb lub Hoobkas

Peb lub tuam txhab tau tsim nyob rau hauv 2014, nrog nws lub hauv paus chaw ua haujlwm nyob rau hauv XingTai. Peb lub tuam txhab ua haujlwm los ntawm pab pawg tswj hwm tshwj xeeb hauv kev tshawb fawb tshawb fawb, kev tsim khoom nyab xeeb, kev tswj xyuas zoo thiab kev muag khoom.Peb muaj cov kab ntau lawm thiab R & D cov txheej txheem thoob ntiaj teb peb hais txog kev nyab xeeb & ib puag ncig tiv thaiv kev tswj hwm, kev tswj cov txheej txheem meej thiab kev saib xyuas zoo raws li SHEQ cov qauv (lSO9001 / ISO14001 / OHSAS18001 kev tsim kho kom ruaj ntseg nrog rau kev ua pov thawj rau kev ruaj ntseg). kev sib tw.Kuj, peb muaj ib lub tuam txhab ua lag luam, Peb pab neeg muag khoom muaj txog li 30 tus neeg tseem ceeb ntawm kev ua haujlwm siab, muab peb cov neeg siv khoom ua ntej -chav kev pabcuam ntawm kev ua haujlwm siab.

 

FAQ
 

Q: Dab tsi yog blackening agent?

A: Tus neeg saib xyuas blackening yog ib yam khoom siv rau cov chaw hlau los tsim cov txheej txheem tiv thaiv dub oxide uas txhim kho corrosion thiab zoo li.

Q: Cov hlau twg tuaj yeem kho nrog cov tshuaj tua kab mob dub?

A: Cov tshuaj pleev xim dub feem ntau yog siv rau cov hlau ferrous, xws li hlau thiab hlau, tab sis qee qhov kuj tuaj yeem siv rau cov hlau tsis yog -ferrous hlau xws li tooj liab thiab tooj dag.

Q: Tus neeg saib xyuas blackening ua haujlwm li cas?

A: Nws reacts nrog cov hlau saum npoo los tsim cov oxide lossis sulfide txheej, uas muab cov yam ntxwv dub tiav thiab tiv thaiv xeb thiab xeb.

Q: Cov txheej txheem blackening ntau hom yog dab tsi?

A: Muaj peb hom tseem ceeb: tshuaj blackening, electrochemical blackening, thiab ntuj aging (tseem hu ua bluing).

Q: Dab tsi yog cov kev mob tshwm sim ntawm kev ua tsis zoo ntawm blackening?

A: Kev ua kom tsis zoo tuaj yeem ua rau xim tsis sib xws, blistering, tev, lossis tsis txaus corrosion.

Q: Cov tshuaj pleev xim dub puas tuaj yeem siv rau ntawm ua ntej - pleev xim rau qhov chaw?

A: Feem ntau, tsis yog. Blackening yuav tsum tau hlau liab qab rau cov tshuaj tiv thaiv tshwm sim zoo. Xim lossis lwm yam txheej txheej yuav tiv thaiv kev tsim cov txheej txheem tiv thaiv.

Q: Ntev npaum li cas ntawm kev kho blackening yog dab tsi?

A: Kev kho mob feem ntau yuav siv sij hawm feeb mus rau ib teev, nyob ntawm txoj kev thiab qhov xav tau ntawm cov xim dub.

Q: Puas yog blackening muaj sijhawm ntev - tiv thaiv corrosion?

A: Thaum blackening muab qee qhov kev tiv thaiv corrosion, nws tsis ruaj khov li lwm yam tiav xws li galvanizing lossis pleev xim. Kev saib xyuas tsis tu ncua tuaj yeem xav tau.

Q: Cov tshuaj pleev xim dub puas tuaj yeem siv rau cov hlau nyias?

A: Yog lawm, tab sis cov txheej txheem yuav tsum tau ua tib zoo tswj kom tsis txhob dhau - kev kho mob, uas tuaj yeem ua rau muaj kev kub ntxhov lossis embrittlement.

Q: Puas yog cov txheej txheem blackening hloov qhov dimension ntawm cov hlau kho?

A: Nws tuaj yeem ua rau me ntsis nthuav dav vim qhov tsim ntawm oxide txheej, tab sis qhov no feem ntau yog tsawg thiab yuav tsis cuam tshuam rau feem ntau cov ntawv thov.

Q: Dab tsi cuam tshuam rau qhov zoo ntawm blackened tiav?

A: Cov yam ntxwv muaj xws li hom hlau, qhov xwm txheej ntawm qhov chaw ua ntej kev kho mob, qhov concentration thiab kub ntawm cov tshuaj blackening, thiab lub sijhawm kho.

Q: Yuav ua li cas hlau yuav tsum tau npaj ua ntej blackening?

A: Lawv yuav tsum huv thiab tsis muaj roj, xeb, xim, thiab lwm yam kab mob. Degreasing thiab pickling yog ib qho kev npaj ua ntej.

Q: Puas tuaj yeem siv blackening agents ntawm stainless hlau?

A: Stainless hlau feem ntau tsis xav tau blackening vim nws twb muaj passive, corrosion-resistant chromium oxide txheej. Txawm li cas los xij, cov txheej txheem tshwj xeeb blackening tuaj yeem siv rau kev zoo nkauj.

Q: Dab tsi yog qhov ntsuas kub ntau rau kev daws teeb meem blackening?

A: Qhov kub thiab txias tuaj yeem sib txawv raws li cov txheej txheem blackening tshwj xeeb, xws li chav tsev kub txog li 300℃F (149 degree) rau qee txoj hauv kev electrochemical blackening.

Q: Cov tshuaj pleev xim dub puas tuaj yeem siv rau qhov sib txawv me me?

A: Cov khoom me me tuaj yeem kho nrog cov tshuaj pleev xim dub, tab sis yuav tsum tau saib xyuas kom ntseeg tau tias txhua qhov chaw sib npaug sib npaug thiab cov khoom tau muab yaug kom huv tom qab kev kho mob.

Q: Puas yog blackening muab hluav taws xob conductivity?

A: Blackened nto khaws qee qhov hluav taws xob conductivity, tab sis nws yuav raug txo qis piv rau cov hlau tsis kho vim muaj cov khoom insulating ntawm oxide txheej.

Q: Tus nqi sib piv ntawm blackening thiab lwm cov txheej txheem tiav yog dab tsi?

A: Blackening feem ntau tsis tshua kim dua li cov khoom siv ruaj khov zoo li plating lossis pleev xim, ua rau nws tus nqi - kev xaiv zoo rau qee yam kev siv.

Q: Cov tshuaj pleev xim dub puas tuaj yeem siv rau ntawm cov khoom siv tub rog?

A: Yog, blackening feem ntau yog siv hauv cov tub rog rau nws qhov kev soj ntsuam tsis tshua muaj zog thiab tiv thaiv corrosion.

Q: Koj ua li cas tswj cov blackened tiav?

A: Kev tu tsis tu ncua thiab, yog tias tsim nyog, rov ua dua ntawm tus neeg sawv cev blackening tuaj yeem pab tswj kom tiav. Cov txheej tiv thaiv kuj tseem tuaj yeem siv rau saum npoo av.

Q: Dab tsi yog kev tiv thaiv kev nyab xeeb thaum siv cov tshuaj pleev xim dub?

A: Kev ceev faj txog kev nyab xeeb suav nrog kev hnav cov cuab yeej tiv thaiv tus kheej tsim nyog (PPE) xws li hnab looj tes, tsom iav, thiab qee zaum lub tshuab ua pa, thiab ua kom muaj cua zoo kom tsis txhob nqus pa.

Raws li ib qho ntawm cov ua blackening agent manufacturers thiab lwm tus neeg nyob hauv Suav teb, peb sov siab txais tos koj rau cov lag luam wholesale bulk zoo blackening tus neeg sawv cev hauv Tshuag ntawm no los ntawm peb lub hoobkas. Tiv tauj peb rau cov qauv dawb.

Xa kev nug