Silica cloth is a high performance textile fabric that is comprised of high purity, high strength amorphous silica fibers, woven into a strong, flexible fabric designed for use where severe temperature conditions exist. It is an ideal replacement for asbestos product used for thermal insulation and heat protection. It will not burn, rot, mildew or deteriorate and resist most acids. It will keep perfect state when it works at 1832°F (1000°C) for extended periods.