PTFE filled product Filler graghite,carbon,glass fiber,bronze It has good corrosion resistance good hardness ... friction-resistance,by adding filler such as glass fiber,graghite,carbon,bronze.It will have good heat conductivity and low heat ... ~3.4g/cm3Tear Elongation:140%Tensile strength:14.0MPaFilled graghite,carbon,bronze,as order