Kev siv kev sib tsoo log yog qhov loj heev.Muaj cov khoom sib txuas, bevel, cylindrical disc-shaped lossis log-zoo li cov cuab yeej sib tsoo, uas yog ua los ntawm cov abrasives thiab binders xws li ceramics, resin thiab roj hmab.Nws tuaj yeem zom thiab txiav qhov saum npoo ntawm cov khoom kom ua tiav los ntawm kev sib hloov ceev.Brown corundum xuab zeb yog cov khoom tseem ceeb rau kev sib tsoo log.Kev sib tsoo lub log ua los ntawm nws tsis tsuas yog muaj zog hardness, tab sis kuj muaj kev sib tsoo zoo dua li cov khoom ua los ntawm lwm cov ntaub ntawv.
Post lub sij hawm: Mar-15-2023