Cov ntawv xuab zeb tau txiav txim siab li cas?
Cov ntawv xuab zeb tau txiav txim siab li cas?

Video: Cov ntawv xuab zeb tau txiav txim siab li cas?

Video: Cov ntawv xuab zeb tau txiav txim siab li cas?
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Tsis tas li ntawd, sandpaper yog ntsuas los ntawm nws cov grit loj, lossis tus naj npawb ntawm cov ntse ntse ib square inch ntawm ntawv xuab zeb . Rau hnyav xuab zeb thiab tshem tawm, koj xav tau cov ntawv ntxhib ntxhib ntsuas 40-60- nyom; rau du nto thiab tshem tawm me me imperfections, xaiv 80- rau 120- grit sandpaper.

Yog li ntawd, lub grit ntawm sandpaper txhais li cas?

Cov ntawv xuab zeb yog qhov loj me los ntawm tus lej ntsuas, nrog tus lej qis txhais tau tias loj dua, coarser grits. Yog li, piv txwv li, 24- lossis 40- grit sandpaper yog ib co ntxhib heev, ntxhib ntawv xuab zeb thaum 1,000- zeb ntawv yog qhov zoo heev nrog me me abrasive hais.

Tsis tas li, dab tsi yog 2000 cov ntawv xuab zeb siv rau? 1, 500 zeb thiab 2,000,000 zaug yog siv mus xuab zeb lub tsho ntshiab. Ob leeg grits yog qhov zoo rau tshem tawm lub teeb pom kev zoo lub tsho khawb uas tsis tuaj yeem tshem tawm los ntawm kev txhuam cov khoom sib xyaw thiab ua kom tsis zoo. Siv 2, 000 grrit rau zaum kawg sanding kom tiav du nto.

Ua raws li qhov no hauv kev txiav txim siab, ua li cas koj thiaj paub tias cov ntawv xuab zeb grit siv li cas?

180-220 Nws Grit Sandpaper : Zoo tshaj grit sandpaper yog qhov zoo rau tshem tawm qhov khawb sab laug los ntawm coarser grits ntawm cov ntoo tsis tiav thiab rau kev sib tsoo me ntsis ntawm cov tsho loj ntawm cov xim. 320 rau 400 Grit Sandpaper : Zoo heev grit sandpaper yog siv rau lub teeb xuab zeb nruab nrab ntawm lub tsho tiv no kom tiav thiab rau cov hlau xuab zeb thiab lwm qhov chaw tawv.

Puas yog 220 grit sandpaper zoo?

Nyuaj yog ib qho kev ntsuas qhov loj ntawm cov nplej abrasive ntawm ib daim ntawv xuab zeb ; siab dua zeb cov lej qhia me me, ntau qhov sib txawv ntawm cov nplej. Tshwj tsis yog tias koj tab tom ua cov khoom siv ntoo precision, koj ib txwm siv 220 - zeb ntawv tsuas yog ua kom tiav. Nws ib yam nkaus zoo los ua ntau qhov sib txawv ntawm cov ntoo liab qab.

Pom zoo: