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Poco Graphite SUPERSiC® Si-3C Silicon Carbide
Categories:
Ceramic
;
Carbide
Material Notes:
SUPERSiC that has been infiltrated with silicon and then coated with a 75 µm CVD SiC coating, sealing off the porosity.
Uses: Ideal for high-temperature vacuum CVD systems
Information provided by PocoGraphite
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Physical Properties
Original Value
Comments
Bulk Density
2.95
g/cc
Density
3.03
g/cc
Porosity
0.00 %
porosity sealed off by CVD SiC coating
4.0 %
porosity is sealed under the dense coating, porosity is not exposed to the process
Mechanical Properties
Original Value
Comments
Tensile Strength
17940
psi
Modulus of Elasticity
338
GPa
Flexural Strength
32360
psi
Poissons Ratio
0.17
Fracture Toughness
2.63
MPa-m½
Shear Modulus
138
GPa
Dynamic
Electrical Properties
Original Value
Comments
Electrical Resistivity
0.00400
ohm-cm
Thermal Properties
Original Value
Comments
CTE, linear
2.40
µm/m-°C
Thermal Conductivity
220
W/m-K
Descriptive Properties
Specific stiffness
121 kN.m/g
Total impurity level
<10 ppm
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
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