Colmonoy 750 is a tough Ni-Cr-W matrix alloy used to hold extremely hard tungsten-carbide particles. It is best used for the most severe abrasive conditions and is finished by grinding. This datasheet provides information on composition, physical properties, microstructure, hardness, and elasticity. It also includes information on machining, joining, and powder metal forms. Filing Code: Ni-546. Producer or source: Wall Colmonoy Corporation.