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Pure Mo 99.95% min · Custom to drawing

Molybdenum Disc

Pure molybdenum discs and round blanks with excellent electrical conductivity, high melting point and high oxidation and corrosion resistance. Used as sputtering-target blanks, electrode blanks and machined round components. Material 99.95% min molybdenum, density ≥10.2 g/cm³ — diameters and thickness custom to your drawing.

Pure Mo 99.95% minDensity ≥ 10.2 g/cm³Round blankTo drawing
Molybdenum Disc
Gallery

Molybdenum Disc photos

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Specifications

Sizes & technical data

Material & properties

MaterialPure molybdenum, 99.95% min
Density≥ 10.2 g/cm³
Melting point2610 °C
Diameter / thicknessCustom to drawing

Key parameters

Grade / PurityPure Mo · 99.95% min
Density≥ 10.2 g/cm³
FormDiscs · round blanks
SurfaceMachined / formed
QuantityAs required
PackingMoisture-proof paper + wooden / carton case

Physical & chemical properties

Atomic number42
CAS number7439-98-7
Atomic mass95.94 g/mol
Melting point2620 °C
Boiling point4639 °C
Density (20 °C)10.22 g/cm³
Crystal structureBody-centered cubic
Thermal expansion (20 °C)5.2 × 10⁻⁶ m/(m·K)
Thermal conductivity (20 °C)142 W/(m·K)
Specific heat (20 °C)0.25 J/(g·K)
Electrical conductivity (20 °C)17.9 × 10⁶ S/m
Resistivity (20 °C)0.056 (Ω·mm²)/m

Chemical composition (wt %, max)

Fe
≤0.005
Ni
≤0.003
Al
≤0.002
Si
≤0.002
Mg
≤0.002
Ca
≤0.002
Pb
≤0.0001
Bi
≤0.0001
Cd
≤0.0001
P
≤0.001
C
≤0.01
O
≤0.003
N
≤0.003
Sb
≤0.0005
Sn
≤0.0001
Mo
Balance
Production process

How it is made

01

Powder blending

Mo powder mixed to grade.

02

Isostatic press

Cold isostatic pressing.

03

Sintering

Medium-frequency sintering furnace.

04

Machining

Machined and formed to round blank.

Applications

Where molybdenum disc is used

01

Sputtering-target blanks

Round blanks for thin-film coating targets — TFT-LCD, displays, solar cells.

02

Electronics & semiconductor

Discs for electronic components and semiconductor devices.

03

Electrode blanks

Round blanks machined into electrodes.

04

Machined components

Round stock for precision-machined molybdenum parts.

Need a custom molybdenum disc?

Send your diameter, thickness and grade — or a drawing. Quotes within one business day.