Rulon® is a special reinforced type of PTFE, developed specially for dynamics applications like piston rings, bearings, sleeves,…
The exact composition of Rulon is not known but his chemical resistance is closed to pure PTFE.
They are 3 main grades of Rulon®:
- LR type: standard maroon colour
- J type: specially developed for contact with aluminium (gold colour)
- 641: white colour for contact with foods (FDA compliant)