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Guarniflon PTFE G458 Polytetrafluoroethylene 60% Bronze, 2% Carbon

Category Polymer , Thermoplastic , Fluoropolymer , PTFE , Polytetrafluoroethylene (PTFE), Bronze Filled
Manufacturer Guarniflon
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Guarniflon PTFE G458 Polytetrafluoroethylene 60% Bronze, 2% Carbon.pdf
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Material Notes:
PTFE G Standard Compound with bronzeProperties: Enhanced compressive strength. Good wear resistance and high thermal conductivity.Application: Unlubricated bearings for high speed excluding hard surfacesInformation provided by Guarniflon®
Physical Properties Metric English Comments
Density 3.80 - 3.88 g/cc
0.137 - 0.140 lb/in³
extruded; ASTM D792
3.80 - 3.90 g/cc
0.137 - 0.141 lb/in³
molded; ASTM D792
Deformation 1.5 - 2.5 %

@Pressure 13.7 MPa,
Time 86400 sec
1.5 - 2.5 %

@Pressure 1990 psi,
Time 24.0 hour
after 24hr relaxation; ASTM D621
5.0 - 6.0 %

@Pressure 13.7 MPa,
Time 86400 sec
5.0 - 6.0 %

@Pressure 1990 psi,
Time 24.0 hour
ASTM D621
Mechanical Properties Metric English Comments
Hardness, Shore D 65 - 70
65 - 70
molded; ASTM D2240
65 - 70
65 - 70
extruded; ASTM D2240
Tensile Strength >= 13.0 MPa
>= 1890 psi
extruded; ASTM D4894, ASTM D4745
17.0 - 23.0 MPa
2470 - 3340 psi
molded; ASTM D4894, ASTM D4745
Elongation at Break >= 80 %
>= 80 %
extruded; ASTM D4745
100 - 160 %
100 - 160 %
molded; ASTM D4894
Compressive Yield Strength 10.0 - 11.0 MPa

@Strain 1.00 %
1450 - 1600 psi

@Strain 1.00 %
ASTM D695
Coefficient of Friction, Dynamic 0.13
0.13
ASTM D1894
K (wear) Factor >= 10.0 x 10-8 mm³/N-M
>= 4.96 x 10-10 in³-min/ft-lb-hr
at PV 100; ASTM D3702
Thermal Properties Metric English Comments
CTE, linear 80.0 - 90.0 µm/m-°C
44.4 - 50.0 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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