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Master Bond adhesives

Diamond, Polycrystalline
Categories: Carbon; Diamond

Key Words: Diamonds, Carbon, C
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Physical PropertiesMetricEnglishComments
Density 3.00 - 4.00 g/cc0.108 - 0.145 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Knoop Microhardness 49 - 7849 - 78GPa Microhardness
Vickers Microhardness 25 - 9825 - 98GPa Microhardness
Modulus of Elasticity 749 - 953 GPa109000 - 138000 ksi
Compressive Strength 1900 - 6900 MPa276000 - 1.00e+6 psivalues depend on grain size and Co content
Poissons Ratio 0.070 - 0.200.070 - 0.20
Fracture Toughness 6.00 - 8.80 MPa-m½5.46 - 8.01 ksi-in½values depend on grain size and Co content
 
Thermal PropertiesMetricEnglishComments
CTE, linear 1.50 - 3.80 µm/m-°C
@Temperature 25.0 - 100 °C
0.833 - 2.11 µin/in-°F
@Temperature 77.0 - 212 °F
Thermal Conductivity 1200 W/m-K8330 BTU-in/hr-ft²-°FThick film diamond made by SP3
 1800 W/m-K12500 BTU-in/hr-ft²-°FDe Beers thermal thick film synthetic diamond.
 
Descriptive Properties
ColorClearImpurities (i.e. Nitrogen) and irradiation can change color to yellow, green, blue, pink, or brown.
Crystal StructureCubicDiamond - Space Group Fd3m

References for this datasheet.

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