Ọ na-ezo aka na-acha ọcha corundum ngwaahịa na urughuru nha sitere na 0-1mm, 1-3mm, 3-5mm, 5-8mm, 100 # - 0, 200 # - 0, na 320 # - 0. The elu-edu na-acha ọcha corundum nnukwu emepụta site na-esi ísì ụtọ ogbako na-ebuga na ngalaba-echipịakwa ogbako a na-ebuga na ngalaba na-echi ọnụ n'ala na-arụ ọrụ a na-echi ọnụ n'ala, a na-echipịakwa ogbako a na-echi ọnụ ọchị. ngwaahịa corundum na-acha ọcha nwere nha nha n'ime oke. A na-eji ya eme ihe dị ka ngwa ntugharị akpụ akpụ, amorphous refractory na ngwa ájá ala.
Oge nzipu: Mar-22-2023