Products / Docaflon PTFE / DOCAFLON PTFE-CG25 (PTFE + carbon, graphite)

DOCAFLON PTFE-CG25 (PTFE + carbon, graphite)

A version of the “natural” PTFE reinforced with carbon and graphite. It has greater rigidity, dimensional stability, smaller creeping, it is electrically Esd material. Its wear resistance is better than that of “natural” PTFE.

Product properties

Color: 
black
Electrically insulator: 
No
main area of use: 
Exceptional gliding and wear-proof properties, Non-insulating applications (anti-static, ESD), Excellent chemical resistance

Printable materials

Size table
Technical Data Sheet
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PropertiesUnitMethodValue
Colour
Densityg/cm3ASTM D 792-002.08
Flammability (UL94)-DIN IEC 60695-11-10-
Water absorption (23ºC)%ASTM D 570-
Volume resistivityΩ*cmASTM D 257107
Surface resistivityΩASTM D 257106
Dielectric strengthkV/mmASTM D 149-
Dielectric constant (50-109 Hz) -ASTM D 150-
Dielectric dissipation factor -ASTM D 150-
Thermal conductivityW/ (K.m)ASTM C 177-
Max. allowable service temperature in air, short termºC260
Max. allowable service temperature in air, long termºC260
Min. allowable service temperature in air, long termºC- 200
Glass transition temperatureºCDIN 53765-20
Specific heat (20ºC)J/(g.K)ASTM D4591-
Coefficient of linear thermal expansion (CLTE): 25 - 100ºC m/(m.K)x10-5ASTM D 6967,5
Elongation at break%ASTM D 489460
Tensile strengthMPaASTM D 489413
Compressive strengthMPaASTM D 695 1% 10
Shore D hardness-ASTM D 224064
Deformation under load (24h, 13.7Mpa, 23°C)%ASTM D 6216
Static friction coefficient-ASTM D 3028 (1)-
Dynamic coefficient of friction-ASTM D 18940.12
(*) legend:
  • A – applicable
  • B – partially applicable
  • C – not applicable

Rods

Diameter (mm)
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Tolerance on diameter: +0; 0.6 Weight: 0.028 kg/fm Standard length: 1000, 2000 mm Tolerances on length: 0; +2 Availabilty: Can be ordered
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Tubes

Outer diameter (mm)
Inner diameter (mm)
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Tolerances on outer diameter: 0; 1.5 Tolerances on inner diameter: -0.9; 0 Nominal wall thickness: 5 mm Weight: 0.75 kg/fm Standard length: 1000, 2000 mm Tolerances on length: 0; +2 Availabilty: Stock shape
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Plates

Thickness (mm)
Size of plate (mm x mm)
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Tolerances on thickness: 0; 0.3 Weight: 8.37 kg/fm Size of plate: 1200 x 1200 mm Tolerances on width: 0; +36 Tolerances on length: 0; +30 Availabilty: Stock shape
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