Ceramic Fiber Blanket. This item is 6 pound density, 1" inch thick, SIZE is 31" x 24" inch RECTANGLE (1 EACH included). What is Ceramic Fiber Blanket? Ceramic Fiber Blankets supplied by Sterling Seal & Supply are manufactured from spun ceramic fiber and is needled to provide exceptional handling strength for high temperature insulation applications. Blanket is typically offered in three standard grades referred to as commercial, High-Purity, and Zirconia grade. This listing is High-Purity Grade. All grades are lightweight and thermally efficient resulting in a material that has the advantage of low heat storage and complete resistance to thermal shock. Blanket is produced in varying dimensions, temperature ratings, and for different applications. A ceramic fiber blanket is ideal to use when working with outdoor pizza ovens, furnaces, boilers, nuclear insulation and high temperature pipe insulations. Ceramic Fiber Blankets supplied by Sterling Seal & Supply have excellent insulating properties, low thermal conductivity, excellent thermal shock resistance, low heat storage capacity & inorganic (smoke free). Used in furnace kiln, reformer and boiler lining, laoratory ovens, furnace door lining and seals, furnace repair, annealing furnace linings, investment casting mold wrap, stress–relieving blankets, reusable steam and gas turbine insulation, expansion joints packing, high temperature gaskets, fire protection & acoustical service. Blanket must be cut with a sharp utility knife for proper fit Adaptable, trim, mold, and shape to fit a variety or forms and shapes