An yi alumina mai launin ruwan kasa da aka haɗa da bauxite mai inganci a matsayin kayan ƙasa, anthracite da kuma ƙarfe. Ana yin sa ne ta hanyar narkewar arc a zafin 2000°C ko sama da haka. Ana niƙa shi kuma ana sanya shi a cikin filastik ta hanyar injin niƙa kai, an zaɓi shi ta hanyar maganadisu don cire ƙarfe, an tace shi cikin girma dabam-dabam, kuma yanayinsa yana da yawa kuma mai tauri. Ana iya amfani da ƙananan ƙwayoyin halitta masu tsayi, waɗanda suka dace da samar da yumbu, resin mai jure wa da niƙa, gogewa, yashi mai laushi, simintin daidai, da sauransu, don ƙera refractories masu inganci.
| Aikace-aikace | Ƙayyadewa | Babban sinadaran abun da ke ciki% | Maganin maganadisu% | ||||
| Al2o3 | Fe2o3 | Sio2 | Tio2 | ||||
| Masu gogewa | F | 4#-80# | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | ≤0.05 |
| 90#—150# | ≥94 | ≤0.03 | |||||
| 180#—240# | ≥93 | ≤0.3 | ≤1.5 | ≤3.5 | ≤0.02 | ||
| P | 8#—80# | ≥95.0 | ≤0.2 | ≤1.2 | ≤3.0 | ≤0.05 | |
| 100#—150# | ≥94.0 | ≤0.3 | ≤1.5 | ≤3.5 | ≤0.03 | ||
| 180#—220# | ≥93.0 | ≤0.5 | ≤1.8 | ≤4.0 | ≤0.02 | ||
| W | 1#-63# | ≥92.5 | ≤0.3 | ≤1.5 | ≤3.0 | ----------- | |
| Mai tsaurin kai | Duansha | 0-1mm 1-3mm 3-5mm 5-8mm 8-12mm | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | ----------- |
| 25-0mm 10-0mm 50-0mm 30-0mm | ≥95 | ≤0.3 | ≤1.5 | ≤3.0 | ----------- | ||
| Foda | 180#-0 200#-0 320#-0 | ≥94.5 ≥93.5 | ≤0.5 | ≤1.5 | ≤3.5 | ----------- | |
Kayan gogewa: Tayar niƙa, bel ɗin gogewa, takarda mai yashi, zane mai gogewa, yanki na yankewa, fasahar busar da yashi, niƙawa, ƙasa mai jure lalacewa, yanke jet na ruwa, gogewa mai rufi, gogewa mai haɗaka, da sauransu.
Kayan da ke hana ruwa: Bulo mai jurewa, kayan ramming, farantin zamiya, bututun feshi, ladle, kayan rufi. simintin daidai, da sauransu
Yanayin amfani don alumina mai launin ruwan kasa
Idan kuna da wasu tambayoyi. Da fatan za ku iya tuntuɓar mu.