FURNACES, PARTS THEREOF, AND METHODS OF MAKING SAME

摘要

A furnace comprises a cage holding and supporting an insulation pack comprising one or more base boards, one or more top boards and a plurality of side boards each of rigid carbon fiber based insulation material, the one or more base boards, one or more top boards, and plurality of side boards defining a cavity between them. A flexible carbon felt is disposed between the side boards and the cage.