Enamel products use very much, there are also different according to the purpose of the classification, are now used in those fields. Insulating enamel knows its main advantage is insulated from the name, is closely related and its materials, mainly used for high temperature motors, transformers, induction heaters and electrical components, and so on. Wear-resistant enamel used for bearings, ship propellers and turbine blades. Infrared radiation ceramic. Used for manufacturing solar collectors of IR absorption hood and far-infrared emission components such as the Sun. There is also a medical function of enamel. TDP radiation, its element as sintering various elements of special vitreous enamel porcelain components, heating can emit different electromagnetic waves, to treat certain diseases and to promote plant growth.