Dab tsi yog cov lus qhia tshwj xeeb thiab qauv ntawm corundum dawb?

Dawb corundum feem ntau yog siv rau cov ntaub ntawv refractory los yog siv abrasive, thiab daim duab ntawm corundum dawb tuaj yeem pom hauv ntau qhov chaw. Thaum siv corundum cov khoom ntawm qhov sib txawv particle loj, feem ntau tsis muaj qhov sib txawv. Qhov tseem ceeb tshaj plaws yog xaiv cov khoom sib txawv granularity raws li cov khoom siv sib txawv. Txawm li cas los xij, vim yog txoj kev sib txawv ntawm cov corundum dawb, lub cev thiab tshuaj lom neeg ntawm cov khoom sib txawv. Cov khoom tsim nrog lub qhov cub tipping muaj cov ntsiab lus ntau dua alumina. Nyob rau tib lub sij hawm, lub sharpness ntawm cov khoom yog zoo dua. Cov dawb corundum tsim los ntawm lub qhov cub ruaj khov muaj zog dua. Nyob rau tib lub sijhawm, vim qhov nce ntawm cov nqi tsim khoom, tus nqi ntawm cov khoom siv hluav taws xob ruaj khov corundum yog siab dua li ntawm qhov cub tawg. Yog li ntawd, nco ntsoov tias nyob rau hauv tus txheej txheem ntawm kev siv cov khoom, koj yuav tsum xaiv cov khoom tsim nyog raws li koj tus kheej scope ntawm kev siv. Dab tsi yog cov qauv siv ntawm corundum dawb? Niaj hnub no peb yuav kawm txog nws.

Dawb corundum yog dav siv nyob rau hauv txhua yam ntawm lub neej, nyob rau hauv tus txheej txheem ntawm kev siv, tib neeg tau sau tseg ib co feem ntau siv dawb corundum qauv nrog ntau zaus, cov qauv tseem ceeb yog:

Dawb corundum particle loj xuab zeb: No. 46 dawb corundum, No. 60 dawb corundum, No. 80 dawb corundum, No. 100 dawb corundum.

Dawb corundum xuab zeb: 0-1, 1-3, 3-5, 5-8, 8-12.

Dawb corundum hmoov hmoov: 325-0

Dawb corundum hmoov: w5, w7, w63, w10, w14.