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Elmet Technologies

Caplinq Spectracarb™ 2050A-0850 Porous Carbon-Carbon Paper
Categories: Carbon; Carbon Fiber/Carbon Fibre; Other Engineering Material; Composite Fibers
Material Notes: SpectracarbTM 2050A-0850 GDL is a standard grade GDL used mainly in PEM fuel cells for transportation, including automotive and fuel cell buses, as well as for general development.

Information provided by Caplinq
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Physical PropertiesMetricEnglishComments
Density 0.440 g/cc0.0159 lb/in³Geometric
Permeability 3535[cfm/ft2], through-plane, Air
Thickness 200 microns7.87 mil
 
Mechanical PropertiesMetricEnglishComments
Flexural Strength 37.0 MPa5370 psi
Flexural Stiffness 9500 MPa1.38e+6 psi
Compressive Strength 2.10 MPa305 psi
Film Tensile Strength at Break, MD 42.0 MPa6090 psi
Film Tensile Strength at Break, TD 2.60 MPa377 psi
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00540 ohm-cm0.00540 ohm-cmin-plane
 0.0180 ohm-cm
@Pressure 0.200 MPa		0.0180 ohm-cm
@Pressure 29.0 psi		[O·cm2], through-plane
 
Thermal PropertiesMetricEnglishComments
Thermal Conductivity  3.40 W/m-K
@Temperature 25.0 °C		23.6 BTU-in/hr-ft²-°F
@Temperature 77.0 °F		through-plane
 3.60 W/m-K
@Temperature 100 °C		25.0 BTU-in/hr-ft²-°F
@Temperature 212 °F		through-plane
 20.7 W/m-K
@Temperature 25.0 °C		144 BTU-in/hr-ft²-°F
@Temperature 77.0 °F		in-plane
 24.2 W/m-K
@Temperature 100 °C		168 BTU-in/hr-ft²-°F
@Temperature 212 °F		in-plane

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PCAPL1022 / 256022

Ensinger PEI




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