... sqm /min)20-21Tensile Strength(N/5×20cm)Warp850Weft1000Operating Temperature (°C)continuous204Transient240Surface TreatmentSingeing , PTFE Coating , ect. ... PTFE microporous membrane , better to resist high temperature and easy dust cleaning ;Excellent flame retardance ... , biological medicine industries and other operating environment where needs high temperature resistance felt and easy dust cleaning ...