Brown corundum abrasive, wanda kuma aka sani da adamantine, wani corundum abu ne da aka yi daga high quality abrasive sa bauxite a matsayin babban albarkatun kasa, wanda aka mai ladabi a cikin wani babban zafin jiki na wutar lantarki baka a fiye da 2250 ℃. Yana da kyawawan kaddarorin irin su babban taurin (taurin 9, na biyu kawai zuwa diamod), babban kwanciyar hankali na thermal, juriya mai tsayi, tsayin daka mai ƙarfi, da kyakkyawan kulle-kulle da ƙarancin ƙarancin thermal, wanda ke sa corundum abrasives na launin ruwan kasa yana da fa'idodin aikace-aikace a cikin filayen masana'antu da dama.
Musamman,launin ruwan kasa corundum abrasivesana iya amfani da shi wajen kera nau'ikan kayan aikin lalata, irin su ƙafafun niƙa, duwatsun mai, kawuna, bulo mai yashi, da sauransu, kuma ana iya amfani da su don niƙa da goge ƙarfe, tukwane, gilashi da sauran kayan tauri mai ƙarfi. Bugu da kari, launin ruwan kasa corundum micropowders ana amfani da metallurgical deoxidisers da high zafin jiki resistant kayan, yayin da high tsarki guda lu'ulu'u da ake amfani da yi na ciki abubuwa domin semiconductor da kumalaunin ruwan kasa corundumzaruruwa. A cikin tsarin sinadarai, ana amfani da corundum mai launin ruwan kasa azaman tasoshin amsawa, bututu da sassan famfo na sinadarai saboda kyakkyawan juriya da ƙarfin sa. Har ila yau, ana amfani da shi sosai azaman kayan sarrafawa na injiniya a cikin hasken rana photovoltaic, semiconductor, da piezoelectric crystal masana'antu, kazalika a cikin gina high-zazzabi multifurnace ganuwar da rufin.
Tsarin samarwa nalaunin ruwan kasa corundum abrasivesya haɗa da matakai masu yawa, ciki har da zaɓin albarkatun ƙasa, murƙushewa, niƙa, haɗawa da gyare-gyare, pyrometallurgy, sanyaya da murkushewa, nunawa da marufi, kowannensu yana buƙatar kulawa sosai don tabbatar da inganci da aikin samfurin.
