Kayan da ba a sarrafa ba Ana tsarkake sinadarin aluminum trihydrate daga bauxite. Ana samun sinadarin bauxite na kasuwanci (30-75% Al2O3) a Ostiraliya, Jamaica, Faransa, Guyana, Guinea, Amurka da Brazil. Ana narkar da ma'adinin bauxite a cikin soda mai ƙarfi don samar da sodium aluminate. Sannan ana haifar da sinadarin aluminum trihydrate ta hanyar neutralization (yawanci tare da carbon dioxide) ko kuma ta hanyar autoprecipitation (tsarin Bayer). Sauran kayan, sulfuric acid, ana ƙera su ne don samar da superphosphate a Farmers Fertiliser Ltd. Acid yana zuwa ta tankin mota kuma ana tura shi cikin tankunan ajiya.
Mataki na 1 - Yin martani ga sinadaran da ba a sarrafa ba. Ana jigilar sinadarin trihydrate na aluminum a cikin jaka mai tan ɗaya. Kowace jaka ana ɗaukar ta ta hanyar ɗagawa zuwa hopper na abinci, inda ake buɗe ta kuma a kai ta tankin amsawa. Ana juyawa ruwan amsawa, trihydrate da sulfuric acid na ɗan lokaci tare da tururin ruwa yana fita ta cikin tarin.
Mataki na 2 – Yin samfurin ƙarshe Bayan lokacin amsawa, ana yin alum mai ruwa ko mai ƙarfi. Idan ruwa ne, ana zuba tarin da aka tattara a cikin tankin narkewar da aka cika da ruwan narkewa inda yake sanyaya akan lokaci. Sannan ana tace alum mai ruwa sannan a tura shi zuwa ajiya. Akwai wuraren ɗaukar kaya a kan Morrinsville inda ake samun sinadarai da yawa na ruwa a cikin tankunan aikawa don tankunan hanya. Idan an yi datti, ana zuba alum mai yawa a cikin tukwanen siminti inda yake tsayawa, tare da taimakon sanyaya fanka. Ana ɗaga tukwanen zuwa rumfunan ajiya kuma daga nan ana kai su zuwa Masana'antar Murkushewa kuma a jefa su cikin hopper. Ana ƙara karya guntun da babban kibbler sannan ƙaramin kibbler sannan a tantance. Ƙananan barbashi suna zuwa hopper na jaka kuma ana sayar da su azaman samfurin kibbled. Alum ɗin da aka tace ana niƙa shi kuma ana ƙara tantance shi don ko dai ya koma rotary crusher ko kuma a saka shi a cikin jaka a matsayin samfurin ƙasa. Ana tattara ƙura koyaushe ta hanyar tsarin cirewa kuma ana sayar da shi azaman samfuri. Shuka Mai Murkushewa tana da sassauƙa kuma rabon kibbled da aka yi da aluminum sulfate yana canzawa.
Lokacin Saƙo: Fabrairu-18-2022