Product Overview HP5 mica board is a rigid board-shaped insulating material made of high-quality muscovite paper, bonded with high-temperature mailing silicone resin, and baked and pressed. It has excellent insulation performance and high temperature resistance, can be used for a long time at high temperature of 500-800 degrees, and is widely used in metallurgy, chemical industry, household appliances and other industries, such as household ovens, toasters, bread machines, hair dryers , electric irons, heating rings, hair curlers, electric combs, industrial electric furnaces, power frequency furnaces, refining furnaces, intermediate frequency furnaces, calcium carbide furnaces, ferroalloys, electric arc furnaces, power plants, electrolytic aluminum, injection molding machines and other electric heating equipment skeleton materials.