Pure Molybdenum (Mo)

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Description

With its unique mechanical and chemical properties, molybdenum is an outstanding material that can meet the most exacting requirements. Because molybdenum possesses a very high melting point, a low coefficient of thermal expansion and a high level of thermal conductivity, it is used in many different industries. Molybdenum is a genuine all-rounder.

Ashby charts

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Properties

General

Density

ρ

10.2 g/cm³ at 23 °C

Molar mass

M

95.94 g/mol

Neutron capture cross-section

σN

0 m² at 23 °C

Mechanical

Elastic modulus

E

320 GPa at 23 °C

Show Molybdenum materials with Elastic modulus of 320 GPa at 23 °C

Hardness, Vickers, 10

HV 10

160 - 180 [-] at 23 °C

Show Molybdenum materials with Hardness, Vickers, 10 of 160 - 180 [-] at 23 °C

recrystallized

Poisson's ratio

ν

0.31 [-] at 23 °C

Show Molybdenum materials with Poisson's ratio of 0.31 [-] at 23 °C

Thermal

Boiling point

Tb

4639 °C

Coefficient of thermal expansion

α

5.2E-6 1/K at 23 °C

Melting point

Tm

2620 °C

Specific heat capacity

cp

254 J/(kg·K) at 23 °C

Thermal conductivity

λ

142 W/(m·K) at 23 °C

Electrical

Electrical conductivity

σel

1.79E+7 S/m at 23 °C

Electrical resistivity

ρel

5.6E-8 Ω·m at 23 °C

Electron work function

We

4.39 eV at 23 °C

Acoustical

Sound speed, longitudinal

clong

6250 m/s at 23 °C

Sound speed, transversal

ctrans

3350 m/s at 23 °C

Chemical properties

Element

Weight %

Comment

Mo

99.97 %

W

0.02 %

C

1.3000000000000002E-3 %

O

6.000000000000001E-4 %

K

6.000000000000001E-4 %

More

Technological properties

Application areas

Molybdenum can be used, for example, to produce ribbons and wires for the lighting industry, semiconductor base plates for power electronics, glass melting electrodes, hot zones for high-temperature furnaces and sputtering targets for coating solar cells and flat screens.

This material data has been provided by Plansee.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.