美国铝业公司规划2015年北美废铝罐回收率75%
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2008,Vo1.36,51o12 轻合金加工技术 LAFTr 49
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美国铝业公司规划2015年北美废铝罐回收率75%
美国2007年铝合金罐料薄带的消费量1 543.2 kt,但回收量仅802.5 kt,回收率为52%,美国1992年的回
收率曾达到过68%。美国铝业公司(Alcoa)规划北关2015年废铝罐回收率要达到75%。
美国废铝罐回收下降的原因主要有:回收系统不完善,不便于回收;涂层废料处理技术不先进,效率不高
与污染物排放控制不严;回收理念有待改进,商业行为太浓。
2007年l2月美国铝业公司投资US82 200 M对田纳西州轧制厂的废罐回收系统进行改扩建,使其生产能
力提高约50%,2009年改扩建完成后,回收技术可居世界领先地位,采用了先进的环保技术,燃料效率大幅度
提高。美国铝业公司采取的措施有:完善回收系统与渠道,方便群众,便于回收;改进涂层材料处理技术iL与商
业回收行业密切合作;与有关机构如美国铝业协会回收委员会、制罐业联合会、回收工业研究所等加强沟通与
协作。
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