ASARCOLO 117 and 281 are eutectic alloys that are easily melted. Each number indicates a eutectic with a single melting point; thus ASARCOLO 117 has a melting point of 117 F and ASARCOLO 281 melts at 281 F. These alloys have a wide range of uses in aiding foundry practice and for soldering and sealing at low temperatures. This datasheet provides information on composition, physical properties, hardness, and tensile properties. It also includes information on heat treating, machining, and joining. Filing Code: Bi-5. Producer or source: Federated Metals Corporation, ASARCO Inc..