Rigid mica board is a rigid plate-shaped insulating material made of mica paper and high-performance silicone resin that are bonded and pressed at high temperature. The mica content is about 90%, and the silicone resin content is about 10%.

R-5660-H series hard mica boards have the characteristics of high strength, good performance, low smoke and low odor. This series of mica boards are mainly used in household appliances (toasters, microwave ovens, heaters, hair dryers, electric irons, etc.), metallurgy (such as power frequency furnaces, intermediate frequency furnaces, electric arc furnaces, etc.), medical equipment and other industries, as the above-mentioned electrical appliances Heating brackets, pads, partitions
link:https://www.weshareinsulation.com/mica/