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Poco Graphite SUPERSiC® Si-8C Silicon Carbide

Category Ceramic , Carbide
Manufacturer Poco Graphite
Trade Name SUPERSiC®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Poco Graphite SUPERSiC® Si-8C Silicon Carbide.pdf
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Material Notes:
SUPERSiC that has been infiltrated with silicon and then coated with a 200 µm CVD SiC coatingUses: Ideal for optical and lithography componentsInformation provided by Poco Graphite
Physical Properties Metric English Comments
Bulk Density 2.95 g/cc
0.107 lb/in³
Density 3.03 g/cc
0.109 lb/in³
Porosity 0.00 %
0.00 %
porosity sealed off by CVD SiC coating
4.0 %
4.0 %
porosity is sealed under the dense coating, porosity is not exposed to the process
Mechanical Properties Metric English Comments
Tensile Strength 123.7 MPa
17940 psi
Modulus of Elasticity 338 GPa
49000 ksi
Flexural Strength 223.1 MPa
32360 psi
Poissons Ratio 0.17
0.17
Fracture Toughness 2.63 MPa-m½
2.39 ksi-in½
Shear Modulus 138 GPa
20000 ksi
Dynamic
Thermal Properties Metric English Comments
CTE, linear 2.40 µm/m-°C
1.33 µin/in-°F
Thermal Conductivity 220 W/m-K
1530 BTU-in/hr-ft²-°F
Electrical Properties Metric English Comments
Electrical Resistivity 0.00400 ohm-cm
0.00400 ohm-cm
Descriptive Properties Value Comments
Specific stiffness 121 kN.m/g
Total impurity level <10 ppm
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