Adelhelm LubriCoat NA is a professional applicator of high-build PFA coatings, used for both chemical and corrosion protection in high temperature applications (500°F/260°C).  adcoat 33/5000 (Ruby Red) is a product of Chemours.

https://intechservices.com/content/Ruby-Red-Teflon-PFA-Coatings.pdf