Alimina ni alumina fila bɛɛ be ni fɛɛn kelen ye, nka a be sɔrɔ dilan cogo sifa caaman na ani a be baara wɛrɛw kɛ cogo min na, danfara dɔw be yen hali bi fila ka baarakɛcogo n’u ka koo wɛrɛw la minw be sɔrɔ o fila ka baarakɛcogo n’u ka koo wɛrɛw la.
Bauxite ye aliminiyɔmu ka mineraliba ye danfɛnw kɔnɔ. A sɔgɔnin kɔ, a be nɔgɔ ni sodiyɔmu idɔrɔkisidi fura ye min be se ka yɛlɛma yɛlɛma walisa ka sodiyɔmu aliminate fura sɔrɔ; a tɔ be filtɛri kɛ ka yɔrɔ tɔw bɔ, filtrate be nɛnɛ ani aliminiyɔmu idɔrɔkisidi kristaliw be fara a kan. Wagati jan tɛmɛnin kɔ, aliminiyɔmu sodiyɔmu furakisɛ bena aliminiyɔmu hydroxide tripitati bɔ ɲɔgɔn na; a be se ka yɛlɛma ani a be ko, ani o kɔ, a be jati ka kɛɲɛ ni funteni 950-1200 ka funteni hakɛ ye walisa ka -tiɲɛni alumina mugu sɔrɔ, ani alumini min be kalisiyɔmu la, o ye -type alumina. ye.
Kalisiyɔmu iyɔnw ka kristari kɔnɔ, nɔgɔ iyɔnw fanin be ɲɔgɔn na heksagonw kɔnɔ, ani Al3+ be tilan ɲɔgɔn na ni yɔrɔ ye min be yɔrɔ min lamini na, o min lamininin lo ni iyɔnw ye. Lattiki fanga ka bon, o la, a be yɛlɛma yɔrɔ min na ani a be funu, o ka ca jii ni asidi la. aliminiyɔmu oksidi in lizini kɔnɔ. O ye fɛn jɔnjɔn ye min be se ka kɛ ka nɛgɛ aliminiyɔmu dilan. A be se ka kɛ fana biriki suguya caaman dilanni na, kunifɛnw minw be se ka yɛlɛma, minw be se ka yɛlɛma, ani minw be se ka sɛgɛsɛgɛ koɲuman; Abrazi, tasuma marayɔrɔw, fafɛnw, n’a ɲɔgɔnnaw.; alimina min ka ca kosɔbɛ, o fana ye fɛn ye min be se ka kɛ ka kondum dilanin, rubi dilan ani safiri dilan; a be kɛ fana ka bi tile yɔrɔw labɛn minw be don ɲɔgɔn na. .
Γ-type alumina be bɔ ni aliminiyɔmu idɔrɔkisidi ji bɔli ye funteni dɔgɔman na 140-150 degere la, min be weele fana ko aliminiyɔmu min be baara kɛ ani aliminiyɔmu glue{2}} Oxygène iyɔn minw be yɔrɔ la, u be ɲɔgɔn kan yɔrɔ minw lɔnin be ɲɔgɔn kan, ani Al{3}} be tilan ɲɔgɔn na ni nɔgɔ ye . ion. -type aluminytype be yɛlɛma jii kɔnɔ, nka a be se ka yɛlɛma asidi barikaman wala alkali furakisɛ barikaman kɔnɔ. Ni i be kalaya degere 1200 la, a be yɛlɛma pewu ka kɛ alimina kalisiyɔmu. ye.
Danfara be alumini ni alimina cɛ min be sɔrɔ dilan cogo la, ani izinibaara yɔrɔw fana tɛ kelen ye. O la, sanni i ka fɛnw san, i ka kan k’a ɲini k’a ɲini ka baara kɛ sanni i ka sanni kɛ..
