Alumina wokhala ndi mawonekedwe apadera
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Chingwe chachikulu cha aluminiyamu imodzi
Large single crystal alumina ndi kristalo woyera wa ufa wopangidwa ndi kutentha kwambiri kwa aluminiyamu hydroxide kapena aluminiyamu yamafakitale yokhala ndi mineralizer yapadera.
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Aluminiyamu wamba (tabular alumina)
Flake alumina ali ndi zinthu zabwino kwambiri zamkati komanso mawonekedwe apadera.
