Tsis muaj leej twg tiv thaiv tau ntawm tej daim tawv nyias. Txawm tias chav dej tshiab tshaj plaws yuav muaj qhov tsis zoo. Ntawm chav kawm, tsis muaj lub siab xav hloov lub da dej, muab ib qho ntxig lossis txha hniav laus vim yog ib qho nti. Yuav ua li cas? Txhawm rau tshem tawm cov nti, ntawm chav kawm. Yog lawm, koj yuav tsum to taub tias nws tsis yog feem ntau ua tau kom zoo kawg nkaus phim cov duab ntxoo hauv halftones, yog li txawm tias nrog lub qhov muag liab qab nws yuav pom qhov twg lub nti. Tseem, qhov no zoo dua li tawm hauv txhua yam uas nws yog.
Tsim nyog
- Txhua lub tsheb putty. Koj yuav tsum tau coj lub raj me thiab nyiam dua lub teeb xim, kom cov xim tsis tawg ntawm cov txha hniav laus;
- Nplua-nplua sandpaper;
- Da dej txha hniav laus;
- Abrasive polishing muab tshuaj;
- Muab zas tawm (yog tias koj da dej tsis-dawb);
- Kev tsim kho (koj kuj tseem tuaj yeem siv ib txwm siv) lub tshuab ziab plaub hau;
- Kuab tshuaj rau degreasing da dej saum npoo;
- Polishing muab tshuaj txhuam thiab muaj kev.
Cov Lus Qhia
Kauj ruam 1
Xuab av qhov ntuag lossis nti kom khov rau lub xim steel, tom qab ntawd qhuav nws nrog tus kws caws plaub hau, tom qab ntawd degrease qhov chaw huv nrog qee qhov hnyav lossis tshuaj pleev.
Kauj ruam 2
Npaj lub putty, siv rau cov nti thiab cia qhuav rau txog 15-30 feeb. Lub sijhawm ziab ntawm lub putty nyob ntawm nws hom. Tom qab cov ntawv tsis txaus tso, nws ntxuav nrog ntawv khij kom txog thaum cov pob tag. Nws yuav txawm zoo dua los ntxuav qhov putty nrog lub siab me ntsis kom nws tsis ncav cuag theem ntawm lub dab da dej ntau me ntsis. Tam sim no tseem muaj chaw txaus rau tus txheej txheem enamel. Tom qab ntawd degrease dua thiab qhuav cov nplaim nrog lub tshuab ziab plaub hau.
Kauj ruam 3
Tom ntej no, txha hniav laus tau npaj. Siv ib qho ntawm qhov tawv tawv thiab plaub qhov ntawm lub hauv paus. Ntxiv cov xim yog tsim nyog. Koj yuav tsum tsis txhob ntxiv ntau xim (5-7% yog txaus). Npog qhov nti nrog qhov txha hniav laus npaj. Cia tus txha hniav laus qhuav.
Kauj ruam 4
Thaum tus txha hniav laus tau qhuav, tshiav thaj tsam nrog cov ntawv nplaum zoo. Tom qab ntawd xuab zeb nrog polishing muab tshuaj txhuam thiab muaj kev. Yog li koj tau tshem ntawm cov kab ntawm "nplej" ntawm sandpaper thiab thaum kawg qib qhov chaw ntawm lub nti. Nws yog txhua yam.
