... follows :FMS,PTFE,NOMEX,METAMAX,PPS,P84,ect High temperature resistant Nomex needle punched filter felt In the field of filter bag, ... bag can endure the 150Degrees Celsius below, in this occasion, polyester, polypropylene, acrylon, chinlon etc could be suitable for this. ... But in the high temperature occasion, such as chemical, carbon black (white carbon ...