... products, please tell us what you need with dimension, matirials,grade and quantity, thank you ... be better.Ferrites are a class of chemical compounds with the formula AB2O4, where A and B represent ... ) or magnetite (Fe3O4) as well as oxides of other metals. Ferrites are, like most other ceramics ... , hard and brittle. In terms of the magnetic properties, ferrites are often classified as ...