Our Non-woven felt filter cloth as follows :FMS,PTFE,NOMEX,METAMAX,PPS,P84,ect High temperature resistant Nomex needle punched filter felt In the ... Celsius)≤204≤204≤204Short time Working temperature(Degrees Celsius)240240240Anti-acidMedialAnti-alkaliExcellentAnti-abrasionExcellentThe stability of water solutionMedialFinishing treatmentSingeing, calendaring or Teflon coated