ptfe rode 1.ivory color,100% virgin 2.rod size from diameter 3 to 300mm 3.length 900mm,1m,2m 4.wooden cast package PTFE rode Polytetrafluoroethylene [PTFE, F4] is one of the best corrosion resistance material in the world today, so win the "king of plastic" reputation. it can be used in any kind of chemical media long-term, and it solved many problem of chemical industry, petroleum, ...