Tungsten Series
ZhenAn:Your Professional Tungsten Series Manufacturer
ZhenAn is an enterprise specializing in metallurgy and refractory products, integrating production, processing, sales, import, and export business. Our company's annual production and sales volume exceeds 150,000 tons. The factory covers an area of 30,000 square meters.At ZhenAn, we are committed to providing complete solutions by providing "the right quality and quantity" to satisfy our customers' processes.
Why Choose Us
Production Market
Our company mainly deals in ferromolybdenum, ferrotungsten, ferrovanadium, ferrotitanium, metallic silicon, and other products. It can meet the needs of domestic and foreign markets and is exported to the United States, the European Union, and other countries and regions, as well as Southeast Asia, Africa, and the Middle East.
Quality Assurance
We have obtained several patented technologies, including SGS and other certificates. We conduct 100% inspection of key points of the product to ensure the stability and reliability of product quality.
Customizable
We have 30 years of production experience, and all products can be customized OEM and ODM. We have a full set of modern production equipment, two large production bases such as hydrometallurgy, two key laboratories, and a metallurgical materials testing center with dozens of senior researchers.
Products Widely Used
We mainly deal in ferromolybdenum, ferrotitanium, ferrovanadium, ferrotungsten, metallic silicon, ferrosilicon, metallic silicon powder, cored wire, and other metallurgical materials, which are widely used in steel smelting, alloy manufacturing, electronic industry, and other fields. Through selected raw materials and strict production processes, our products are characterized by high purity and high precision.
Types of Tungsten Series
The tungsten series produced by our company mainly include the following types:
Tungsten Rod
Tungsten rod, also known as tungsten alloy rod, is made of metal powder at a specific high temperature, usually using special high-temperature powder metallurgy technology. This technology makes the tungsten rod have excellent material properties such as low thermal expansion coefficient and good thermal conductivity. The preparation process of tungsten rod may involve powder metallurgy, smelting and other methods. Among them, powder metallurgy is widely used because it can produce tungsten rods with uniform structure and fine grains.
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PHYSICAL PROPERTIES OF TUNGSTEN BAR |
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Density |
19.17 g/cm3 |
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Melting Point |
3410oC |
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Electrical Conductivity |
31% IACS |
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Code |
W-1 |
W-2 |
XW-2 |
W-3 |
XW-3 |
W-4 |
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Main Comp W Min.(%) |
99.5 |
99.95 |
99.95 |
99.70 |
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99.5 |
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Content of Other Chemical Element Max.(%) |
Pb |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.001 |
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Bi |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.001 |
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Sn |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.0001 |
0.001 |
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Sb |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
0.001 |
|
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As |
0.002 |
0.002 |
0.002 |
0.002 |
0.002 |
0.002 |
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Fe |
0.005 |
0.005 |
0.005 |
0.010 |
0.010 |
0.025 |
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Ni |
0.003 |
0.003 |
0.002 |
0.005 |
0.003 |
0.15 |
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Al |
0.002 |
0.002 |
0.001 |
0.005 |
0.002 |
0.005 |
|
|
Si |
0.003 |
0.003 |
0.002 |
0.001 |
0.003 |
0.010 |
|
|
Ca |
0.003 |
0.003 |
0.002 |
0.005 |
0.003 |
0.005 |
|
|
Mg |
0.002 |
0.002 |
0.001 |
0.005 |
0.002 |
0.005 |
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Mo |
0.010 |
0.010 |
0.010 |
0.020 |
0.20 |
0.20 |
|
|
P |
0.001 |
0.001 |
0.001 |
0.002 |
0.001 |
0.002 |
|
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C |
0.005 |
0.005 |
0.005 |
0.008 |
0.005 |
0.005 |
|
|
O |
0.003 |
0.003 |
0.003 |
0.005 |
0.003 |
0.005 |
|
|
N |
0.003 |
0.003 |
0.002 |
- |
0.003 |
- |
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Application |
Electrode material |
Electrode rod material |
Electrode rod material |
Electrode rod material |
Electrode rod material |
Steel alloy agent |
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Tungsten Wire
Tungsten wire is a kind of filament made by forging and drawing tungsten bar. According to different colors and shapes, tungsten wire can be divided into many types, such as black tungsten wire and white tungsten wire, twisted straight filament, twisted filament and spiral filament.
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Material |
Pure Tungsten, Tungsten Aluminum |
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Specification |
Φ(0.06-1.8)mm×L |
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Surface |
Black, alkali wash, electrolytic polishing |
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Grade |
W-1, W-2, WAL-1, WAL-2 |
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Chemical composition |
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Impurity element content |
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Trademark |
Tungsten content |
Total content |
Content of each element |
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WAL1, WAL2 |
≥99.95% |
≤0.05% |
≤0.01% |
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W1 |
≥99.95% |
≤0.05% |
≤0.01% |
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W2 |
≥99.92% |
≤0.08% |
≤0.01% |
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Note: Potassium is not included as an impurity content |
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Advantages of Tungsten Series
Advantages of Tungsten Rod
Enhanced Durability
The strength of tungsten rods is unmatched. Unlike other metals, tungsten does not break, and it rarely corrodes. Thus, the material is suitable for infrastructure and construction projects requiring strength and durability, such as bridges and highways.
High Melting Point
Tungsten rods have the highest melting point compared to other metals. They can withstand extreme heat levels during welding, ensuring excellent structural connection. Their superior properties make them ideal for constructing pipe fittings and parts that require welding, such as gas pipelines.
Resistance to Wear and Tear
Pure tungsten rods have a high resistance to wear and tear compared to other metals. They can resist impact better than other metals. Thus, they are suitable for constructing mechanisms subjected to friction and wear, such as drilling tools, saw blades, and heavy machinery drill bits.
Reliability
Tungsten rods have a longer lifespan than other metal materials. They are strong and durable and can withstand harsh weather conditions. Their reliability and superior mechanical properties make them suitable for constructing high-tech infrastructure and buildings.
Outstanding Thermal Conductivity
Tungsten rods exhibit excellent thermal conductivity, allowing them to efficiently transfer heat. This property is advantageous in applications where heat dissipation is critical, including electronic components and as part of high-performance heat sinks.
Excellent Machinability
Tungsten rods exhibit good machinability despite their hardness. This characteristic allows for the precision machining of intricate components, making tungsten rods valuable in industries that demand high-precision parts, such as the aerospace and medical sectors.
Cost-effectiveness
Though tungsten rods are relatively expensive compared to other materials, they are cost-effective in the long run. You will save money with unmatched durability, resistance, strength, and reliability, as they will require minimal repair and maintenance, making them ideal for critical and complex infrastructure projects.
Advantages of Tungsten Wire
High Melting Point
Tungsten boasts the highest melting point of any metal, approximately 3,422°C. This high melting point makes tungsten wire ideal for applications involving extreme heat, such as in light bulbs and high-temperature furnaces.
Electrical Conductivity
Tungsten is not the most conductive metal, but its ability to maintain conductivity under extreme temperatures is crucial for certain applications.This makes tungsten wire suitable for use in electronics and electrical components that operate under high thermal stress.
Tensile Strength
Tungsten wire is known for its exceptional tensile strength, which allows it to withstand significant mechanical stress. This property is vital in applications requiring durability, such as in medical devices and aerospace components.
Low Vapour Pressure
At high temperatures, tungsten exhibits a low vapour pressure, which means it does not easily evaporate. This property is crucial for its use in vacuum environments, such as in electron microscopy and high-temperature furnaces.
Corrosion Resistance
Tungsten wire is resistant to corrosion, particularly in acidic environments. While not as widely discussed as other properties, its corrosion resistance makes it a reliable choice for long-term use in harsh environments.
Thermal Conductivity
Tungsten’s ability to conduct heat efficiently makes it suitable for applications where heat dissipation is critical, such as in electronics and aerospace engineering.
Application of Tungsten Series
Vacuum Furnace Heating Elements
Tungsten's resistance to high temperatures and its low vapor pressure in a vacuum make pure tungsten rods suitable for use as heating elements in vacuum furnaces. These heating elements maintain their structural integrity under extreme conditions, ensuring reliable performance.
Nuclear Industry Components
Tungsten rods are used in various components within the nuclear industry, including radiation shields, reactor control rods, and other critical elements due to tungsten's ability to withstand high radiation levels and extreme conditions.
Electron Beam Machining
Tungsten rods are employed as cathodes in electron beam machining processes. The high melting point and electron emission characteristics of tungsten contribute to the precision and efficiency of this machining method.
Aerospace Propulsion Systems
In aerospace engineering, pure tungsten rods are used in components such as rocket nozzles and other propulsion systems. The high melting point and mechanical strength of tungsten make it well-suited for withstanding the extreme conditions associated with space travel.
Radiation Shielding
Tungsten rods, due to their high density, are utilized in radiation shielding applications. They are employed in medical facilities for shielding against X-rays and gamma rays, ensuring the safety of personnel and patients.
Ion Implantation
In semiconductor manufacturing, tungsten rods are used in ion implantation processes. The ability of tungsten to withstand high-energy ion bombardment makes it suitable for use as a target material in ion implanters.
Application of Tungsten Wire
Materials Science
Industries that require high-temperature furnaces, such as metallurgy, frequently turn to tungsten wire. Its ability to withstand extreme heat without deforming makes it an indispensable heating element in these applications. In physical vapor deposition (PVD) processes, tungsten wire forms filament sources, basket sources, and basket heaters for thermal evaporation.
Electronics Industry
The electronics industry relies heavily on tungsten. It is commonly used in the production of tungsten filaments for incandescent light bulbs and electron tubes. The high melting point of tungsten (3,422°C or 6,192°F) allows these filaments to operate at extremely high temperatures, emitting bright light or controlling electron flow effectively.
Not only that, but this wire is also used for coatings of many electrical components like PCBs, solar panels, and much more. Many advancements in electronics use thin film technologies to provide better and faster devices.
Aerospace and Aviation
In the aerospace and aviation sectors, where extreme conditions are the norm, tungsten wire excels. It is used in the manufacturing of heating elements for aircraft, ensuring that critical components function flawlessly even in freezing conditions at high altitudes.
Medical Devices and Equipment
Tungsten wire’s biocompatibility and resistance to corrosion make it an ideal choice for medical applications. It is used in X-ray tubes, catheters, and various surgical instruments, where precision and reliability are paramount.
Tungsten wire can also be used as an evaporation source to coat medical devices with a thin PVD film. This can be done with biocompatible materials such as titanium to produce medical implants.
Research and Development
Tungsten wire is indispensable in scientific research, particularly in scanning electron microscopy (SEM) and mass spectrometry, where its durability and stability ensure precise results.
Thermocouples
Tungsten wire is used in high-temperature thermocouples found in industrial furnaces, jet engines, and gas turbines, where conventional materials cannot withstand the heat.
Our products are packed according to the international export packing standards for seaworthy packing: Carton box, plastic bag, wooden or iron/steel pallet or container.
We can also deliver our products carefully packed according to customer requirement. Please contact us for getting further details.
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