Txoj kev zoo tshaj plaws rau polishing phab ntsa
1, ua ntej ntawm tag nrho cov yuav tsum tau flatness raws li lub hom phiaj nyiam, phab ntsa sanding ntau 240, 320 sandpaper thawj qhov kev xeem, yog hais tias sanding yog tsis heev strenuous, yuav ua tau lub flatness yog zoo heev, ces mus ntxiv; Yog tias xav tias sanding yog qhov nyuaj heev, ces hloov mus siv cov ntaub ntawv ntxhib tsawg thiab tom qab ntawd sim. Yog tias koj siv cov ntawv xuab zeb ntxhib thawj zaug, koj yuav tsum tau xuab zeb dua nrog cov ntawv xuab zeb zoo kom tshem tawm cov khawb ntawm cov xuab zeb ntxhib thiab ua kom cov phab ntsa kom ntxaws.
2. Los ntawm putty zoo. Tsis yog - dej resistant putties yooj yim rau xuab zeb vim lawv cov qauv xoob thiab feem ntau yog sanded nrog 240, 320 lossis siab dua grit sandpaper. Txawm li cas los xij, vim tias feem ntau tsis yog - dej resistant putties yog cov tsis zoo thiab cov hmoov nws tus kheej yog feem ntau ntawm ib tug tsawg mesh, nws yog ib qho nyuaj rau ua tiav ib tug zoo kawg nkaus txawm tias muaj siab hom ntawv sandpaper. Dej resistant putties muaj ib tug kuj muaj zog nto qauv thiab muaj ntau ntau zog rau cov xuab zeb tshaj tsis yog - dej resistant putties, tshwj xeeb tshaj yog ib co muaj zog dej resistant putties, yog li nws yog ib qho nyuaj rau tos kom txog thaum lub putty qhuav tag ua ntej sanding.
