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Carbon-carbon vs. GM-120 Glass Ceramic

Carbon-carbon belongs to the non-oxide engineering ceramics classification, while GM-120 glass ceramic belongs to the glass and glass-ceramics. There are 7 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is carbon-carbon and the bottom bar is GM-120 glass ceramic.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.7
2.5
Elastic (Young's, Tensile) Modulus, GPa 95
56
Electrical Resistivity Order of Magnitude, 10x Ω-m -5.0
10
Stiffness to Weight: Axial, points 31
13
Stiffness to Weight: Bending, points 89
52
Thermal Conductivity, W/m-K 40
3.0
Thermal Expansion, µm/m-K 4.0
9.5