Wefapress PTFE + 25% carbon

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Wefapress PTFE + 25% carbon
Categories:	Polymer; Thermoplastic; Fluoropolymer; Polytetrafluoroethylene (PTFE); Polytetrafluoroethylene (PTFE), Carbon Fiber Filled
Material Notes:	Withstands temperatures of >100°C for long periods of time, Electro conductive, Good sliding properties. Applications: Sliding profiles, slide bearings, slide rails. Industries: Conveyor systems and automation, Mechanical and plant engineering. Industries: Conveyor systems and automation, Mechanical and plant engineering. Information provided by Wefapress.
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Physical Properties	Metric	English	Comments

Density	2.05 g/cc	0.0741 lb/in³	DIN 53479
Moisture Absorption	<= 0.0100 %	<= 0.0100 %

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	64 - 67 @Time 15.0 sec	64 - 67 @Time 0.00417 hour	DIN 53505
Ball Indentation Hardness	37.0 MPa @Time 30.0 sec	5370 psi @Time 0.00833 hour	DIN ISO 2039 Teil 1
Tensile Strength, Ultimate	13.0 MPa	1890 psi	DIN 53455
Elongation at Break	>= 120 %	>= 120 %	DIN ISO / R 527
Modulus of Elasticity	1.50 GPa	218 ksi	DIN 53457
Charpy Impact, Notched	1.20 J/cm²	5.71 ft-lb/in²	DIN 53457
Coefficient of Friction	0.14	0.14

Electrical Properties	Metric	English	Comments
Volume Resistivity	1000 ohm-cm	1000 ohm-cm	IEC 60093
Surface Resistance	1000 ohm	1000 ohm	IEC 60093
Dielectric Strength	2.80 kV/mm	71.1 kV/in	IEC 60243

Thermal Properties	Metric	English	Comments
CTE, linear	110 µm/m-°C	61.1 µin/in-°F	DIN ISO 11359
Thermal Conductivity	0.700 W/m-K	4.86 BTU-in/hr-ft²-°F
Maximum Service Temperature, Air	260 °C	500 °F	Continuous Application Temp.
Minimum Service Temperature, Air	-200 °C	-328 °F
Flammability, UL94	V-0	V-0

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PWEFA944 / 243149

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