一、国外废铝回收情况当前,各国对原料的回收与再生正日益重视。回收数量迅速增长,再生技术的研究取得了可喜的进展。尤其是工业化国家对此更加重视,主要是出于对原材料的珍惜和降低能耗。铝是最主要的有色金属材料,它已广泛用于建筑、交通运输、包装等领域,而且,预计 First, the foreign scrap aluminum recycling Currently, countries are increasingly concerned about the recovery and regeneration of raw materials. The rapid increase in the number of recycling, regeneration technology research made gratifying progress. In particular, industrialized countries attach more importance to this, mainly due to the value of raw materials and reduce energy consumption. Aluminum is the most important non-ferrous metal material, it has been widely used in construction, transportation, packaging and other fields, and is expected