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H.C. Starck MoCu 80/20 Molybdenum-Copper Composite Material

Category Metal , Metal Matrix Composite , Nonferrous Metal , Molybdenum Alloy , Refractory Metal
Manufacturer H.C. Starck
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF H.C. Starck MoCu 80/20 Molybdenum-Copper Composite Material.pdf
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Material Notes:
Description of Product: Molybdenum-copper composite materials are produced by copper infiltration of porous sintered molybdenum. They are available with different copper contents (15 - 35 %). A thermal conductivity over 200 W/m K is producible.Range of Application: Switching contacts for high-voltage and medium-voltage, heat sinks for passive thermal management, electrodes for erosive processing.Information provided by H.C. Starck.
Physical Properties Metric English Comments
Density 9.70 - 10.1 g/cc
0.350 - 0.365 lb/in³
Mechanical Properties Metric English Comments
Hardness, Brinell 135 - 175

@Load 62.5 kg
135 - 175

@Load 138 lb
2.5 mm ball
Tensile Strength, Ultimate >= 300 MPa
>= 43500 psi
Modulus of Elasticity 220 GPa
31900 ksi
Thermal Properties Metric English Comments
CTE, linear 6.30 µm/m-°C

@Temperature 20.0 - 100 °C
3.50 µin/in-°F

@Temperature 68.0 - 212 °F
6.40 µm/m-°C

@Temperature 20.0 - 300 °C
3.56 µin/in-°F

@Temperature 68.0 - 572 °F
6.60 µm/m-°C

@Temperature 20.0 - 450 °C
3.67 µin/in-°F

@Temperature 68.0 - 842 °F
Thermal Conductivity >= 170 W/m-K
>= 1180 BTU-in/hr-ft²-°F
Component Elements Properties Metric English Comments
Copper, Cu 18 - 22 %
18 - 22 %
Molybdenum, Mo 78 - 82 %
78 - 82 %
Electrical Properties Metric English Comments
Volume Resistivity 0.0000042 ohm-cm
0.0000042 ohm-cm
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