... Acid and alkali resistant 3) Has the be PTFE Teflon Rod: Extruded Rod and Moulded Rod 1.carbon, graphite and glass fiber can be ... filled 2.Any sizes(a) Sizes Available,-Extruded Rod Min. Diameter= 5mm, Max. Diameter= 150mm, Length= normal 1m, ... Max. Diameter=300mm, Length: Max. 300mm(b) Extruded Rod Diameter 4~9mm made from dispersion PTFE resin; Diameter 10~50mm made from dispersion ...