teflon rod 1)Extruded products or Molded. 2)Be added into PTFE resin. 3)ISO9001:2000 ... insulation and do not effect by temperature, it be named "plastics king". I)it's transparent or ... powder, tasteless, non-toxic. The relative density is 2.1-2.3, refractive index 1.37, glass transition temperature ... -250 ~ 260 º C, under 210º C could be used up to 10000h. Excellent chemical resistance, resistance to ...