Structural formula: Networks produced by condensation of phenol and formaldehyde filled with PTFE.
Color: Brown or deep red (phenol)
Coloring options: Limited to dark colors.
Common uses: Covers, pump parts, handles, plain bearings, rollers, glue and binder, coil frames, solder strips, electrical insulators, hot air distributors, dampers, electrical industry details etc. Note: PF as granules is suitable for compression molding, extrusion and injection molding and can be machined into semi-finished products.
Rigid material with good all-round properties.
High dimensional stability when loaded over a wide area
Chemical resistance to common solvents, weak acids and most detergents.
Used for moldings practically always with fillers or reinforcing agents of very different kinds from wood flour to glass fabric.
Staining only with dark colors.
Affected by strong oxidizing acids and bases.
Tendency to bridge at high electrical voltages.
Not suitable for outdoor use. Absorbs moisture in small amounts.