PFA, or Perfluoroalkoxy, is a type of fluoropolymer. It has very similar properties as the more common polytetrafluoroethylene (PTFE), which is the more popularly known form of Teflon. PFA was conceived by DuPont Co. and is given the brand name Teflon PFA. The difference it has from the resins of PTFE is that PFA is melt processable. This is accomplished through conventional injection molding as well as screw extrusion techniques
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