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aluminum    音标拼音: [əl'umənəm]
n. 铝

铝

aluminum
铝

aluminum
n 1: a silvery ductile metallic element found primarily in
bauxite [synonym: {aluminum}, {aluminium}, {Al}, {atomic number
13}]

Aluminum \A*lu"mi*num\ ([.a]*l[=u]*m[i^]*n[u^]m), n.
The metallic element forming the base of alumina. This metal
is white, but with a bluish tinge, and is remarkable for its
resistance to oxidation, and for its lightness, having a
specific gravity of about 2.6. Atomic weight 27.08. Symbol
Al. Also called {aluminium}.
[1913 Webster PJC]

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  • Aluminium - Wikipedia
    Aluminium is found on Earth primarily in rocks in the crust, where it is the third-most abundant element after oxygen and silicon, rather than in the mantle, and virtually never as the free metal It is obtained industrially by mining bauxite, a sedimentary rock rich in aluminium minerals
  • Aluminum | Uses, Properties, Compounds | Britannica
    Aluminum, chemical element, a lightweight silvery white metal of Group 13 of the periodic table Aluminum is the most abundant metallic element in Earth’s crust and the most widely used nonferrous metal Aluminum never occurs in the metallic form in nature
  • Aluminum Sheet Plate | Cut to Size l For Sale at Online Metals
    Aluminum sheet and aluminum plate can be applied to a variety of applications, including automotive, construction, furniture, appliances, and more We offer aluminum sheet for sale from a thickness of 0 016" up to 14" thick
  • Aluminum Statistics and Information | U. S. Geological Survey
    Statistics and information on the worldwide supply of, demand for, and flow of the mineral commodity aluminum
  • Coast Aluminum | Stainless Steel, Copper Brass Suppliers
    From aerospace to construction, Coast Aluminum supplies high-quality aluminum, stainless steel, copper, and brass with next-day availability, precision cutting, and expert service
  • Aluminum vs. Aluminium: Is there a difference? | Merriam-Webster
    Aluminum is the preferred spelling in the United States and Canada, while aluminium is favored throughout the rest of the English-speaking world Both words have a long history of use referring to the metallic element (commonly used as foil to cover food)
  • The Aluminum Association
    Aluminum is critical to many of our modern innovations Aluminum sent us to Mars, motors us to greater fuel- and cost-efficient vehicles, increases our buildings energy efficiency and facilitates our productivity through our iPads and laptops
  • Buy Aluminum (Aluminium) Cut to Size - Online Metals
    Aluminum has an excellent strength to weight ratio and is also very corrosion resistant Its many alloys make it a versatile material used in countless manufacturing processes
  • History of aluminium - Wikipedia
    Aluminium (or aluminum) metal is very rare in native form, and the process to refine it from ores is complex, so for most of human history it was unknown However, the compound alum has been known since the 5th century BCE and was used extensively by the ancients for dyeing
  • Aluminum processing | History, Mining, Refining, Facts | Britannica
    Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660 °C (1,220 °F) and a density of 2 7 grams per cubic cm The most abundant metallic element, it constitutes 8 1 percent of Earth ’s crust In nature it occurs chemically combined with oxygen and other elements





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