Kev kho mob ntawm cov ntawv xuab zeb

Rau kev tuav tsis xws luag, nplua-grained sandpaper feem ntau yog xaiv vim nws tuaj yeem ua kom zoo dua polish thiab du, ua tiav lub hom phiaj ntawm kev tshem tawm qhov tsis xws luag.

Tshwj xeeb, qhov tsis xws luag tuaj yeem kho nrog cov ntawv xuab zeb ntawm cov lus qhia tshwj xeeb xws li 800 mesh, 1000 mesh, 1200 mesh, thiab lwm yam. Thaum siv, cov ntawv xuab zeb tsim nyog yuav tsum tau xaiv raws li qib ntawm qhov tsis xws luag thiab cov khoom siv saum npoo. Ua ntej, siv cov ntawv xuab zeb tuab los txhuam tawm qhov tsis pom tseeb, thiab tom qab ntawd maj mam siv cov ntawv xuab zeb zoo rau kev kho polishing kom ua tiav cov txiaj ntsig zoo dua.

Thov nco ntsoov tias thaum siv cov ntawv xuab zeb rau kev kho qhov tsis xws luag, nws yog ib qho tseem ceeb uas yuav tsum tau ua haujlwm maj mam thiab ua tib zoo kom tsis txhob muaj polishing ntau dhau los yog ua rau muaj kev puas tsuaj tshiab. Nyob rau tib lub sijhawm, ib tus yuav tsum tau ua tib zoo saib xyuas lawv tus kheej kev nyab xeeb thiab tsis txhob ua rau muaj kev phom sij.