Description: Ross & Catherall are a world leader in the production of high-performance air and vacuum melted iron, nickel and cobalt alloys to the investment casting industry for use in aerospace and industrial gas turbine engines, medical prosthesis and other demanding applications, including single crystal and directionally solidified components. Alloys are manufactured and supplied to individual customer requirements. Merged with Doncasters in 2001. (information from www.investmentcasting.org)