Other ceramics Ceramics vary in physical and electrical properties depending on the material. Among these properties, dielectric characteristics are more important. It was developed for light shutters, and has been widely praised for its performance. Magnetic heads Sumitomo Special Metals' magnetic heads, used mainly for external storage devices, are manufactured primarily by the company's overseas manufacturing units. In addition to standard floppy disk drives, Sumitomo Special Metals also manufactures magnetic heads for high-capacity floppy disk drives, tape drives and a wide range of other drives.
All models offer superior cost performance and are highly popular.
Manufacturing process High-purity raw materials are mixed in a ball mill and then formed in a hot press. The materials are processed to the desired shape. Lapping, a type of polishing, is performed to create the final product. If requested by the client, laser markings are made for lot control purposes. Sputtering can also be performed to create an insulating coating.