It can be used at the temperature of 204 degrees, and it can withstand 250 degrees of temperature again and again. It has good stability. At 250 temperature, it is less than 1% of the heat shrinkage rate. It has excellent high temperature stability.

It is widely used in asphalt, cement, iron and steel, nonferrous metals, lime, dust, metallurgy, drying, gravel, gypsum, plastic, carbon black, coke, shipbuilding, tobacco and other industries.

Under the condition of normal flue gas temperature, the requirements of the bag filter for the dust filter bag under the condition of normal flue gas temperature are below 150 C and in the case of high flue gas temperature.