Cas koj kho galvanized steel ua ntej tha xim?

Nrov cov lus qhia tshwj xeeb yog qhov tsis txaus!
Nyem kom tau txais daim ntawv tshwj xeeb!

Txhawm rau kom muaj txiaj ntsig zoo thiab ntev -} kav ua tiav thaum pleev xim galvanized steel, nws yog ib qho tseem ceeb kom ua raws li cov theem no:

1. Kev npaj saum npoo

a. Tu:Tshem tawm cov av, plua plav, roj, lossis cov paug tsis huv. Qhov no tuaj yeem ua tau siv tshuaj ntxuav me me lossis cov tshuaj txhuam tshwj xeeb tsim rau cov chaw galvanized. Yaug kom huv si nrog dej thiab tso cai kom qhuav.

b. Degreasing: Siv cov kuab hnyav los yog cov kua qaub me -} tswj cov roj lossis roj nyob. Yaug kom huv si nrog dej thiab tso cai kom qhuav.

c. Etching:Yog hais tias lub galvanized nto yog huab cua lossis muaj txheej txheej ntawm passivation (yog ib qho tsim nyog los etch nws nrog cov tshuaj acid. Ib qho phosphoric acid - Raws li kev daws teeb meem feem ntau siv. Ua raws cov lus qhia cov chaw tsim khoom rau kev thov thiab muab yaug.

2. Priming:

a. Xaiv lub zimer txoj cai: Xaiv lub siab- tiag} zoo primer uas yog tshwj xeeb tsim rau cov hlau galvanized. Saib rau tus pib uas tau sib haum nrog ob qho zinc txheej thiab xim pleev xim.

b. Thov Primer:Thov ib qho nyias nyias, tseem muaj lub tsho tiv no ntawm lub cim rau cov galvanized. Cia kom nws qhuav raws li cov lus pom zoo.

c. Xuab zeb lossis scuff (yeem):Hauv qee kis, tshwj xeeb yog lub galvanized txheej yog heev du heev, maj mam sanding lossis scuffing sab tom qab priming tuaj yeem txhim kho adchesion.

3. Painting

a. Xaiv cov xim zoo:Siv qhov siab - cov xim pleev xim zoo uas haum rau siv rau cov hlau galvanized. Acrylic {{- Raws lossis epoxy- Cov xim tsev muaj feem ntau siv.

b. Thov cov xim:Thov cov xim hauv nyias, muaj tsho ntev. Cia txhua lub tsho tiv no kom qhuav ua ntej thov lwm tus. Ua raws li cov chaw tsim khoom cov lus qhia hais txog lub sijhawm qhuav thiab cov naj npawb pom zoo ntawm cov tsho tiv no.

4. Kho:

Tom qab pleev xim, tso cai rau lub tsho kawg ntawm kev kho tau rau lub sijhawm pom zoo ua ntej ua rau muaj kev ntxhov siab lossis ib puag ncig.

Nco ntsoov ua haujlwm nyob rau hauv ib tug zoo - pa taws thaj chaw thiab siv cov khoom tiv thaiv tus kheej tsim nyog, ua haujlwm nrog cov neeg sawv cev thiab xim pleev xim rau. Ib qho ntxiv, ib txwm ua raws li cov lus qhia tshwj xeeb muab los ntawm cov chaw tsim khoom ntawm cov neeg sawv cev huv, cov ntawv tso cai, thiab xim pleev xim rau koj siv.