The 117 Series of GRAPHALLOY self-lubricating high-temperature bushings are made from a graphite/metal alloy formed from molten metal, graphite and carbon. It is a solid, self-lubricating bushing and bearing material. The 117 Series excels in heat-treat furnaces or other applications in which grease and oil prove troublesome. In addition, the bushings provide a convenient, pre-engineered solution for plant maintenance and new equipment design. The 117 Series is available in two primary grades for high temperatures.