Guarniflon PTFE G400 Polytetrafluoroethylene

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Guarniflon PTFE G400 Polytetrafluoroethylene
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE); Polytetrafluoroethylene (PTFE), Extruded; Polytetrafluoroethylene (PTFE), Molded
Material Notes:	A virgin PTFE with low coefficient of friction, excellent chemical inertness, non-adhesive surface, wide service temperature range, and excellent dielectric properties Information provided by Guarniflon®
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Physical Properties	Original Value	Comments

Density	2.14 - 2.18 g/cc	ASTM D792
Deformation	7.0 - 9.0 % @Pressure 13.7 MPa, Time 86400 sec	after 24hr relaxation; ASTM D621
	14 - 17 % @Pressure 13.7 MPa, Time 86400 sec	ASTM D621

Mechanical Properties	Original Value	Comments
Hardness, Shore D	51 - 60	extruded; ASTM D2240
	>= 58	molded; ASTM D2240
Tensile Strength	>= 20.0 MPa	extruded; ASTM D4894
	>= 24.0 MPa	molded; ASTM D4894
Elongation at Break	>= 200 %	extruded; ASTM D4745
	>= 250 %	molded; ASTM D4894
Compressive Yield Strength	4.00 - 5.00 MPa @Strain 1 %	ASTM D695
Coefficient of Friction, Dynamic	0.060	ASTM D1894
K (wear) Factor	2900 x 10^-8 mm³/N-M	at PV 100; ASTM D3702

Electrical Properties	Original Value	Comments
Dielectric Strength	>= 20.0 kV/mm	in air, extruded; ASTM D149
	>= 40.0 kV/mm	in air, molded; ASTM D149

Thermal Properties	Original Value	Comments
CTE, linear	120 - 130 µm/m-°C	ASTM D696
Maximum Service Temperature, Air	260 °C
Minimum Service Temperature, Air	-200 °C

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PGUARN003 / 142736

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