Description
The use of ceramic fiber insulation on new and existing furnaces in wire mills to save fuel and energy, and avoid excessive furnace maintenance, is discussed. The production of alumina/silica ceramic fiber, batting, and needled blanket are described. The Fiberwall furnace lining system and the LOR (Lining Over Refractory) system are outlined. A case of conversion of a bell annealer to the ceramic fiber system is presented.