1) Abrasive material 2) Aluminium oxide 3) Aluminum oxide 4) Bauxite component 5) Corundom 6) Corundum 7) Earthy substance 8) Oxide found in clay 9) Processed bauxite
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1) Alundum
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• (n.) One of the earths, consisting of two parts of aluminium and three of oxygen, Al2O3.
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synthetically produced aluminum oxide (Al2O3), a white or nearly colourless crystalline substance that is used as a starting material for the ... [22 related articles]
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<chemistry> One of the earths, consisting of two parts of aluminium and three of oxygen, Al2O3. ... It is the oxide of the metal aluminium, the base of aluminous salts, a constituent of a large part of the earthy siliceous minerals, as the feldspars, micas, scapolites, etc, and the characterising ingredient of common clay, in which it exists ...
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(ә-loo´mĭ-nә) aluminum oxide. (in pharmaceuticals)aluminum hydroxide.
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Aluminum oxide (Al2O3)
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A·lu'mi·na noun [ Latin
alumen ,
aluminis . See
Alum .]
(Chemistry) One of the earths, consisting of two parts of aluminium and three of oxygen, Al
2 O
3 . » It is the oxide of the metal aluminium, the base of aluminous salts, a constituent of a...
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Type: Term Pronunciation: ă-lū′mi-nă Synonyms: aluminum oxide
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Oxide of aluminium. Usually produced from bauxite as a first stage in the manufacture of aluminium. About two tons of alumina make one ton of metal. Also a refractory and an abrasive.
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Alumina (Al2O3) is the single oxide of the metal aluminium. As found native it is called corundum, when crystallized ruby or sapphire, when amorphous emery. It is next to the diamond in hardness. In combination with silica it is one of the most widely distributed of substances, as it enters in large quantity into the composition of granite, traps, ...
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Aluminum oxide.
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Aluminium oxide. It is used to bed bone china in the biscuit firing. A fine white powder with a high fusing temperature.
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Aluminum oxide
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[
n] - any of various forms of aluminum oxide occurring naturally as corundum
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aluminum oxide noun any of various forms of aluminum oxide occurring naturally as corundum
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Oxide of aluminium, widely distributed in clays, slates, and shales. It is formed by the decomposition of the feldspars in granite and used as an abrasive. Typically it is a white powder, soluble in most strong acids or caustic alkalis but not in water. Impure alumina is called `emery`. Rubies, sapphires, and topaz are corundum gemstones....
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the natural or synthetic oxide of aluminum, AlO, occurring in nature in a pure crystal form as corundum. Also called
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Alumina is a technical ceramic commonly used in engineering owing to its outstanding electrical insulation properties combined with rigidity and resistance to corrosion.
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The derivative of the metal ore bauxite ( q.v. ), used to make aluminum.
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