Molybdenum
Your Professional Molybdenum Supplier
Changlong Jiuzhou Metal Co., Ltd. has made breakthrough progress in the field of multi-element smelting and has successfully solved the challenge of fusing refractory metals such as tungsten, molybdenum, tantalum, and niobium. Through independently developed advanced processes—including vacuum arc melting, electron beam melting, and plasma melting—these metals with different characteristics can be uniformly fused to produce high-performance alloy materials that meet the demands of high-end manufacturing.
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Chinese Molybdenum FoilOur molybdenum foil is a high-performance refractory metal material tailored for global high-end manufacturing, with a purity of 99.95% min (impurity content ≤500ppm, detected by ICP-MS). It...read more -
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Molybdenum ScrewProduction of high purity molybdenum screws, molybdenum nuts, molybdenum gaskets, molybdenum bolts, etc., custom processing of various molybdenum parts, molybdenum shaped parts. Fast delivery speed.read more -
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Molybdenum Target MaterialMolybdenum is a silver-gray metal with a melting point of 2623°C and a density of 10.2g/cm3. Vacuum environment or inert gas protection environment, pure molybdenum high temperature resistance...read more -
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Molybdenum PlateIt can produce various specifications of molybdenum plate and tungsten-molybdenum alloy workpiece, electrode workpiece, copper tungsten electrode, copper tungsten alloy electrode, chromium...read more -
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Molybdenum RodMolybdenum rod is mainly used in the manufacture of electric vacuum devices and electric light source parts Suitable for processing ion implanted parts Used as high temperature heating element...read more -
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Understanding the Composition of Molybdenum Rods
Molybdenum, a transition metal with the atomic number 42, holds a unique position in the field of materials science due to its exceptional properties. Molybdenum rods, in particular, are widely used in high-temperature applications, electrical contacts, and nuclear reactors, among others. Understanding the composition of these rods is crucial for material scientists to harness their potential and design optimized materials for specific applications.
Pure Molybdenum:
Pure molybdenum rods are made up of molybdenum atoms with a minimum of impurities. They offer high thermal conductivity, strength, and resistance to corrosion, making them suitable for use in extreme environments. Pure molybdenum rods are typically used in high-temperature furnaces, vacuum tubes, and other demanding applications.
Alloyed Molybdenum Rods:
To enhance the properties of pure molybdenum, material scientists often alloy it with other metals or elements. These alloys can improve the mechanical strength, ductility, or thermal stability of the rods. Common elements used in molybdenum alloys include titanium, zirconium, hafnium, and tungsten.
Molybdenum-Based Composites:
In addition to alloys, molybdenum rods can be reinforced with other materials to create composites. These composites combine the strength and stiffness of ceramics or fibers with the ductility and thermal resistance of molybdenum. Carbon fibers, ceramic particles, or metal oxides are often added to molybdenum rods to enhance their performance.
Impurities and Additives:
During the manufacturing process, impurities can inadvertently get introduced into molybdenum rods. These impurities, such as oxygen, carbon, nitrogen, and hydrogen, can affect the mechanical, electrical, and thermal properties of the rods. Material scientists carefully control these impurities to ensure the desired performance of the rods.
Processing Methods:
The processing methods used to manufacture molybdenum rods also play a crucial role in their composition. Techniques like powder metallurgy, hot rolling, extrusion, and sintering can influence the microstructure and properties of the rods. Material scientists select appropriate processing methods based on the desired properties and applications of the rods.
Characterization Techniques:
To understand the composition of molybdenum rods, material scientists rely on various characterization techniques. These include energy-dispersive X-ray spectroscopy (EDS), X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM). These techniques provide insights into the elemental composition, microstructure, and phase distribution within the rods.
Chemical Composition, %
|
Grade |
C |
O |
N |
Fe |
Ni |
Si |
Mo |
|
Mo 360 |
≤0.03 |
≤0.0015 |
≤0.002 |
≤0.01 |
≤0.002 |
≤0.01 |
Bal. |
|
Mo 361 |
≤0.01 |
≤0.007 |
≤0.002 |
≤0.01 |
≤0.005 |
≤0.01 |
Bal. |
Properties
|
Property |
Value |
|
Molecular Weight |
95.94 |
|
Appearance |
Silvery |
|
Melting Point |
2623 °C |
|
Boiling Point |
4639 °C |
|
Density |
10.28 g/cm³ |
|
Electrical Resistivity |
5.2 µΩ·cm @ 0 °C |
|
Thermal Conductivity |
1.38 W/cm·K @ 298.2 K |
|
Thermal Expansion Coefficient |
4.8 µm·m⁻¹·K⁻¹ @ 25 °C |
|
Poisson's Ratio |
0.31 |
|
Young's Modulus |
329 GPa |
Molybdenum and Molybdenum Alloy Grades
|
Grade |
Composition |
Manufacturing Process |
|
Molybdenum 360 |
Unalloyed Mo |
Vacuum Arc-Cast |
|
Molybdenum 361 |
Unalloyed Mo |
Powder Metallurgy |
|
Molybdenum 363 |
Mo–0.5% Ti–0.1% Zr (TZM Alloy) |
Vacuum Arc-Cast |
|
Molybdenum 364 |
Mo–0.5% Ti–0.1% Zr (TZM Alloy) |
Powder Metallurgy |
|
Molybdenum 365 |
Unalloyed Mo, Low Carbon |
Vacuum Arc-Cast |
|
Molybdenum 366 |
Mo–30% W (Molybdenum-Tungsten Alloy) |
Vacuum Arc-Cast |
|
Forms: Unalloyed molybdenum and molybdenum alloy bar, rod, and wire |
||
Our Molybdenum Rods Advantages
Superior Purity and Consistency:
Our molybdenum rods have an outstanding purity level of 99.95%, ensuring top-notch quality and uniformity for your needs.
Precision in Production:
Manufactured to the strictest tolerances, our rods deliver precise performance with advanced technology and stringent quality controls.
Cost-Effective Solutions
We offer competitive pricing without compromising on quality, ensuring you get the best value for your investment.
Customized Solutions:
We cater to unique client requirements by offering tailored molybdenum rods for specific applications.
We offer three types of surface finish as followed:
Cleaned:
The surface is chemically cleaned to remove all lubricants and oxides.
Black:
The surface is either as swaged or as drawn and retains a coating of processing lubricants and oxides.
Ground:
The surface is center-less ground to remove all coating and to achieve precise diameter control.
Molybdenum rods are widely used in industrial production and our daily lives. The following are common applications of the molybdenum rods：
1. Used for manufacturing electric vacuum devices and electric light source parts.
2. Suitable for processing ion-implanted parts.
3. Used as parts for the high-temperature heater and high-temperature structure.
4. It is used as the electrode of the furnace in the glass and refractory fiber industry. It works in 1300℃ glass melt and has a long life.
5. It is used as an electrode in the rare earth industry.
|
Molybdenum Rod Available Dimensions |
||||
|
.060” diameter × r/l’s |
.250” diameter × r/l’s |
1.010” diameter × r/l’s |
.062” diameter × r/l’s |
.3125” diameter × r/l’s |
|
1.125” diameter × r/l’s |
.070” diameter × r/l’s |
.375” diameter × r/l’s |
1.250” diameter × r/l’s |
.080” diameter × r/l’s |
|
.437” diameter × r/l’s |
1.500” diameter × r/l’s |
.100” diameter × r/l’s |
.510” diameter × r/l’s |
1.750” diameter × r/l’s |
|
.125” diameter × r/l’s |
.525” diameter × r/l’s |
2.000” diameter × r/l’s |
.132” diameter × r/l’s |
.625” diameter × r/l’s |
|
2.250” diameter × r/l’s |
.1875” diameter × r/l’s |
.760” diameter × r/l’s |
2.600” diameter × r/l’s |
.890” diameter × r/l’s |
Sizes/Tolerance(mm max)
|
Surface |
Diameter (mm) |
Tolerance (mm) |
Length (mm) |
Tolerance (mm) |
Roughness (um) |
|
Forged |
Ф1.0-Ф800 |
±1~±2 |
10-3000 |
±1~±2 |
Ra≤3.2 |
|
Lathed |
Ф1.0-Ф800 |
±0.01~±0.05 |
10-3000 |
±0.01~±1 |
Ra≤1.6 |
|
Ground |
Ф1.0-Ф80 |
±0.01~±0.05 |
10-3000 |
±0.01~±1 |
Ra≤0.8 |
FAQ
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