polyester felt (pe) the most common used and cost effective filter felt in modern pulse jet style baghouses. Typical applications range from cement plants to electric furnaces. It has a normal maximum continuous operating temperature is 275°f. Polyester filters offer very good resistance to chemicals, abrasion, and dry heat degradation. This filter is good for dry heat applications.polyester is not a good choice for moist heat and subject to hydrolytic degradation under certain circumstances.application: cement, wood work, food industries, lime, metal etc.