GrafTech International Ltd. engages in the manufacture and sale of synthetic and natural graphite and carbon based products worldwide. It operates in two segments, Industrial Materials and Engineered Solutions. The Industrial Materials segment manufactures and delivers graphite electrodes, which are used to produce steel and other non-ferrous metals; refractory products used in blast furnaces and submerged arc furnaces; and needle coke, a crystalline form of carbon used primarily in the production of graphite electrodes. This segment also offers customer technical services. The Engineered Solutions segment provides advanced graphite materials that are engineered synthetic graphite products used in the electronics, energy, transportation, defense, solar, metallurgical, chemical, oil, and gas exploration industries. This segment also offers natural graphite products, which enables thermal management solutions for the electronics industry; energy storage solutions for the transportation and power generation industries, as well as sealing materials. The company distributes its products through direct sales force, independent sales representatives, and distributors. GrafTech International Ltd. was founded in 1886 and is headquartered in Parma, Ohio.