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 GuarniflonÂ®

Physical Properties	Metric	English	Comments
Density	1.90 - 2.00 g/cc	0.0686 - 0.0723 lb/inÂ³	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 mmÂ³/N-M	9.93 - 14.9 x 10^-10 inÂ³-min/ft-lb-hr	at PV 100; ASTM D3702

Thermal Properties	Metric	English	Comments
CTE, linear	65.0 - 100 Âµm/m-Â°C	36.1 - 55.6 Âµin/in-Â°F	ASTM D696
Maximum Service Temperature, Air	260 Â°C	500 Â°F
Minimum Service Temperature, Air	-200 Â°C	-328 Â°F

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