... of dispersion polymerized PTFE resin; the rod with diameter of 10 - 50mm is made by ram extruding method, and rods ... 0002) SFxBN:a) Diameter (mm): 4, 5, 6, 7, 8, 10, 12, 15, 16, 18, 20, 25, 30, 35, 40, ... , 75, 80, 85, 90, 95, 100, 110, 120, 130, 140, 150, 160,170,180,190,200,250; length (mm): 1,000 ... 70, 75, 80, 85, 90, 95, 100, 110, 120, 130, 140, 150, 160, 180, 200, 250, 270, 300, 350, 400; length (mm ...