View Sample Alloy Digest Data Sheet (PDF)Since 1952, Alloy Digest has been the leading reference for materials property data on metals and alloys used throughout the world. Featuring graphs, charts and tables, these sheets give facts and figures on composition or characterization, physical and mechanical properties, heat treatment, and machinability.Refractory Sheet Type 100 is an engineered ceramic, fiber reinforced structural alumina composite with useful properties in thermal, structural and electrical insulation applications; as well as the transport of molten nonferrous metals to 1260 C (2300 F).