This specification covers an unfilled grade of virgin polytetrafluoroethylene (PTFE) resin in the form of extruded or molded rods or tubes which are sintered after molding or, in the case of extrusions, sintered during the extrusion process.
SAE AMS3678/1A-2006 history
2006SAE AMS3678/1A-2006 Type 1 Virgin Polytetrafluoroethylene (PTFE) Moldings and Extrusions
2004SAE AMS3678/1A-2004 Type 1 Virgin Polytetrafluoroethylene (PTFE) Moldings and Extrusions