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Glass-bonded Mica vs. Marble

Glass-bonded mica belongs to the glass and glass-ceramics classification, while marble belongs to the natural stone. There are 15 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is glass-bonded mica and the bottom bar is marble.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 270
540
Elastic (Young's, Tensile) Modulus, GPa 71
54
Tensile Strength: Ultimate (UTS), MPa 39
9.0

Thermal Properties

Maximum Temperature: Mechanical, °C 450
250
Specific Heat Capacity, J/kg-K 500
870
Thermal Conductivity, W/m-K 23
3.1
Thermal Expansion, µm/m-K 6.7
21

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 20
8.5

Otherwise Unclassified Properties

Density, g/cm3 2.6
2.7

Common Calculations

Stiffness to Weight: Axial, points 15
11
Stiffness to Weight: Bending, points 52
47
Strength to Weight: Axial, points 4.1
0.93
Strength to Weight: Bending, points 9.7
3.6
Thermal Diffusivity, mm2/s 18
1.3
Thermal Shock Resistance, points 5.9
0.57