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Yttria vs. GM-120 Glass Ceramic

Yttria belongs to the oxide-based engineering ceramics classification, while GM-120 glass ceramic belongs to the glass and glass-ceramics. There are 6 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 5.0
2.5
Elastic (Young's, Tensile) Modulus, GPa 120
56
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 32
52
Thermal Conductivity, W/m-K 0.3
3.0
Thermal Expansion, µm/m-K 8.0
9.5