... practicable temperature 2) a wax-like surface PTFE rod1) a wide range of practicable temperature: -180 ~ 260 oC2) a wax-like surface ... ) has the best electrical properties of all plasticsPTFE rodSpecifications1) SFFBN: a) Diameter (mm): 1, 2, 3, 4, 5, 6, ... 7, 8, 9b) Length (mm): >2,0002) SFxBN:a) Diameter (mm): 4, 5, 6, 7, 8, 10, 12, ... 250, 270, 300, 350, 400; length (mm): 100 - 600C PTFE rod ,bar