美国铝业
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美国铝业简介
美国铝业公司从事铝土矿、氧化铝和铝产品的生产。它通过以下细分市场运作：铝土矿、氧化铝和铝业。铝土矿部门代表着该公司的全球铝土矿开采业务。氧化铝部门包括该公司的全球精炼系统，该系统将铝土矿加工成氧化铝。铝业将冶炼和铸造业务结合起来，生产原铝。熔炼操作产生熔融的原铝，然后通过铸造操作形成铸造锭或增值铸锭产品，包括钢坯、棒材和板坯。该公司由查尔斯·马丁·霍尔于1886年7月9日创立，总部设在宾夕法尼亚州匹兹堡。
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