... -180C~+260C and a wax-like surface. Filled Teflon graphite rod has the lowest coefficient of friction of all known solid ... the best electrical properties of all plastic. Use of teflon Rod: The electrical insulation used under various kinds of frequency, the ... , 270, 300Length ( mm )100mm, 300mm, 1000mm, 2000mm Filled Teflon graphite Rod