Asbestos Sheet Mill Board is a thick, square piece of asbestos based insulation sheet that is produced for industrial use. It helps in the prevention of heat to minimize heat radiations and to provide sealing effects. It is usually used in furnaces, fire screens, and other areas where a large amount of heat is produced. Asbestos Sheet Mill Board is versatile, thermal insulation and heat-resistant material produced in sheet form using good quality asbestos fibers, incombustible fillers, and vegetable binders.