摘要 |
A backup thermal insulation plate includes a colloidal inorganic oxide-impregnated, pressed and dried high-temperature-resistant inorganic-fiber blanket or board, the plate having a use temperature up to at least about 1000° C. and maintaining mechanical integrity after exposure to the use temperature, the plate having a density greater than or equal to about 500 kg/m<SUP>3</SUP>, and a compression resistance of at least about 50 kgf/cm<SUP>2</SUP>.
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