This specification covers molded or extruded bar, rod, and shapes produced from a polyamide-imide (PAI) polymer filled with 12% graphite and 3% polytetrafluoroethylene (PTFE). This is designated as Grade 3 material per AMS3670.
SAE AMS3670/3C-2021 history
2021SAE AMS3670/3C-2021 Bar, Rod, and Shapes Produced from 12% Graphite - 3% Polytetrafluoroethylene (PTFE) Filled Polyamide-Imide (PAI) Material