Thanks Chris,
I don't think so (but I'm not sure).
ECTFE is Ethylene-chlorotrifluoroethylene (Halar)
PCTFE is Polychlorotrifluoroethylene (Kel-f, or Neoflon, Aclar)
I'm also intested in rigid sheets (if thats possible) 1 to 3 mm in thickness.
Eventually, I'd be interested in injection...