High temperature filtration material is made by high temperature resistance chemical fiber. According to different materials, this series can satisfy any flue gas filtration requirement below the temperature 260°C. This series has good abrasion and folding resistance, and some also good acid, alkali resistance and hydrolytic resistance, widely used in the field of cement kiln, blast-furnace, sinter fume in steel industry, burning coal boiler of power plant, chemical industry, asphalt plant, carbon black industry and waste incineration, etc.