GrafTech International Ltd. (GTI) manufactures a range of graphite electrodes, products for the production of electric arc furnace (EAF) steel and various other ferrous and nonferrous metals. GTI operates in two segments. Industrial Materials includes graphite electrodes, refractory products and needle coke products. Engineered Solutions includes advanced graphite materials and natural graphite products. Its products include graphite electrodes, refractory products, needle coke products, advanced graphite materials and natural graphite products. GTI also manufactures carbon, graphite and semi-graphite refractory products, which protect the walls of blast furnaces and submerged arc furnaces. It manufactures natural graphite products enabling thermal management solutions for the electronics industry and fuel cell solutions for the transportation and power generation industries. On November 30, 2010, it acquired 81.1% interest in Seadrift Coke L.P. (Seadrift).