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.BLENDALLOY 25-8005 is a soft magnetic alloy for use in a variety of precise magnetic devices. It has high magnetic permeability, low coercive force, low hysteresis loss, exceptional purity and cleanliness, precise chemical composition, and good reproducibility in production heats. It is a powder-metallurgy product.