hat
Aliminyòm oksid (AI2O3) kontni nan 70% a 80%, ki gen plis enpurte tankou oksid Silisyòm ak oksid Titàn, se yon corundum.Mainly nwa itilize pou asye pur, pwodwi metal, optik vè, pwodwi banbou, polisaj ak sab eksplozif, se fabrikasyon yon wou résine fanm k'ap pile, koupe disk, abrazif Emery roman
eng
Aluminum oxide (AI2O3) content of 70% to 80%, containing more impurities such as silicon oxide and titanium oxide, a black corundum.Mainly used for stainless steel, metal products, optical glass, bamboo products, polishing and sand blasting, is manufacturing a resin grinding wheel, cutting discs, abrasive emery novel