Base metal Copper is also considered a base metal because it oxidizes relatively easily, although it does not react with HCl. In mining and economics, the term base metals refers to industrial non-ferrous metals excluding precious metals. These include copper, lead, nickel and zinc. The U.S. Customs and Border Protection is more inclusive in its definition. It includes, in addition to the four above, iron and steel, aluminium, tin, tungsten, molybdenum, tantalum, cobalt, bismuth, cadmium, titanium, zirconium, antimony, manganese, beryllium, chromium, germanium, vanadium, gallium, hafnium, indium, niobium, rhenium and thallium, and their alloys. Zamak is an alloy used in casting (metalworking) which
Rolled Alloys Rolled Alloys Rolled Alloys is a private company headquartered in Temperance, Michigan, in the United States. Rolled Alloys is a supplier in the metal industry for both heat resistant and corrosion resistant alloys. The company has between 201-500 employees throughout the world. Rolled Alloys' key markets are Aerospace, Chemical Processing, Medical, Oil and Gas, Power Generation, and Thermal Processing. Rolled Alloys Canada also deals in the Pulp / Paper and Mining markets. Rolled Alloys has expanded through acquisitions of other companies: Harvey Titanium, Weaver Steel, Super Alloys, SMS London, Clasma Trade, and RA® Materials (formerly Weir Materials and Foundry). Rolled