Scrap metal prices Middlesex, New Jersey. Frontier Metals, Inc. is a privately held non-ferrous metal processor located in Middlesex, New Jersey. Our primary objective is to assist wire and cable manufacturers, utilities and dealers to maximize their metal recovery. With over 100 total years of industry experience, we are metal and commodity experts as well as technical experts in recovering copper from copper bearing scrap. We actively participate in the global metal market through our import and export capabilities with hedging facilities on the LME and COMEX. All locations warehouse and distribute a wide range of copper-based alloys, aluminum, tin, zinc, nickel and lead for resale to mil