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Guarniflon PTFE G455 Polytetrafluoroethylene 35% Carbographite

Category Polymer , Thermoplastic , Fluoropolymer , PTFE , Polytetrafluoroethylene (PTFE), Conductive Carbon Filled
Manufacturer Guarniflon
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Guarniflon PTFE G455 Polytetrafluoroethylene 35% Carbographite.pdf
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Material Notes:
PTFE G Special Compound with carbon..Properties: Good thermal and electrical conductivity. Good resistance to deformation. Excellent resistance to load with low coefficient of friction and high wear strength. Enhanced chemical resistanceApplications: Bearings for high speed and when fast dissipation of electric charges is needed. Elastic bands for unlubricated compressors. Valve seats.Information provided by Guarniflon®
Physical Properties Metric English Comments
Density 1.90 - 2.00 g/cc
0.0686 - 0.0723 lb/in³
molded; ASTM D792
Deformation 4.0 - 6.0 %

@Pressure 13.7 MPa,
Time 86400 sec
4.0 - 6.0 %

@Pressure 1990 psi,
Time 24.0 hour
after 24hr relaxation; ASTM D621
12 - 13.5 %

@Pressure 13.7 MPa,
Time 86400 sec
12 - 13.5 %

@Pressure 1990 psi,
Time 24.0 hour
ASTM D621
Mechanical Properties Metric English Comments
Hardness, Shore D 65 - 70
65 - 70
molded; ASTM D2240
Tensile Strength 8.00 - 13.0 MPa
1160 - 1890 psi
molded; ASTM D4745
Elongation at Break 40 - 70 %
40 - 70 %
molded; ASTM D4745
Compressive Yield Strength 12.0 - 13.5 MPa

@Strain 1.00 %
1740 - 1960 psi

@Strain 1.00 %
ASTM D695
Coefficient of Friction, Dynamic 0.12
0.12
K (wear) Factor 20.0 - 30.0 x 10-8 mm³/N-M
9.93 - 14.9 x 10-10 in³-min/ft-lb-hr
at PV 100; ASTM D3702
Thermal Properties Metric English Comments
CTE, linear 65.0 - 100 µm/m-°C
36.1 - 55.6 µin/in-°F
ASTM D696
Maximum Service Temperature, Air 260 °C
500 °F
Minimum Service Temperature, Air -200 °C
-328 °F
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