Aluminosilicate needled felt, in addition to possessing the excellent properties of the corresponding variety of loose aluminosilicate fiber cotton, also features excellent tensile strength. The felt has a uniform texture and a smooth surface. Their resistance to high temperatures varies:

Standard Silica Aerogel Needled Mat, 1100°C

Standard Type Alumina针刺毡 1260℃

High-purity Alumina Silicate Needled Mat, 1260℃

High-Alumina Aluminosilicate Needled Mat, 1360℃

Zirconium-containing Alumina Silicate Needled Blanket, 1430°C

Here are the temperature resistance indexes of various types of alumina-silicate needled blankets.