Alibaba.com offers 97 copper slag products. About 100% of these are copper scrap. A wide variety of copper slag options are available to you, There are 68 copper slag suppliers, mainly located in Asia. The top supplying countries are Thailand, France, and South Africa, which supply 33%, 17%, and 10% of copper slag respectively. Copper slag products are most popular in North America, Africa, and South America. You can ensure product safety by selecting from certified suppliers, including 5 with Other certification.