This specification covers a polytetrafluoroethylene (PTFE) resin filled with 25% glass fiber 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 AMS3678/4-2006 history
2016SAE AMS3678/4B-2016 Type 4 25% Glass Filled Virgin Polytetrafluoroethylene (PTFE) Moldings or Extrusions
2010SAE AMS3678/4A-2010 Type 4 25% Glass Filled Virgin Polytetrafluoroethylene (PTFE) Moldings or Extrusions
2006SAE AMS3678/4-2006 Type 4 25% Glass Filled Virgin Polytetrafluoroethylene (PTFE) Moldings or Extrusions
1999SAE AMS3678/4-1999 Type 4 25% Glass Filled Virgin Polytetrafluoroethylene (PTFE) Moldings or Extrusions