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一供应商称，废铜压力增加，不足以满足冶炼厂需求。
另一供应商称：“废铜十分紧俏。”
一买家证实：“废铜供应量不多。”
同时，一些参加美国铜业协会(ACC)春季会议的人士希望含铁废料价格改善能够令更多的废有色金属流入市场。
一废铜贸易商问道：“当铜价达到每磅2.28美元时，能吸引更多的供应吗？”
他补充称：“每个人都在说废铜流动性，但这一状况自去年11月以来就一直存在。”
据分析机构评估，自由交易的现货阴极铜升水上涨至每磅6-6.5美分，此前为每磅5.75-6美分。
