Dollfus & Muller is manufacturing PTFE coated belts for printing dryers and relax dryers and PTFE sheets which are used as compactor introductory sheets.
PTFE (etymology: tetra-fluoroethylen + on ending for plastic materials) is the registered trademark since 1945 for polytetrafluoroethylen (PTFE) in common language from the American company DuPont de Nemours. This Polymer is thermostable, has a huge chemical inertia and an anti sticking power.
• Properties deterioration : 260 °C
• Decomposition point : 350 °C
• In high temperature emit a harmful gas
• Young Module : 0.5 GPa
• Maximum constraint : 23 MPa
• Chemically inert
• High resistance to the corrosion