Heat Resistant Mill Board Sheets are made from materials containing a higher percentage of asbestos and a small quantity of organic binder. These Mill Board Sheets can withstand the application temperature exceeding 1000 degree C. These Mill Board Sheets possess adequate physical strength to withstand the machining operations to achieve a mirror finish. These Heat Resistant Mill Board Sheets is used for making up a solid block of supporting internal and external rollers in steel and glass plants.