PTFE filled product Filler graghite,carbon,glass fiber,bronze It has good corrosion resistance good hardness low friction PTFE ... -resistance,by adding filler such as glass fiber,graghite,carbon,bronze.It will have good heat conductivity and low heat expansion ... .4g/cm3Tear Elongation:140%Tensile strength:14.0MPaFilled graghite,carbon,bronze,as order