Tantalum Rod

Your Leading Tantalum Rod Supplier

Shaanxi Zhongheng Weichuang Metal Materials Co., Ltd. specializes in the export of metal materials. From smelting to export, we strive for excellence. Our tantalum material product line includes tantalum rod, tantalum plate, tantalum tube, tantalum wire, tantalum coil, tantalum processed parts, and tantalum particles. Tantalum rod is a high-density and hard metal material with high melting point, good corrosion resistance, high density, and excellent electrical and thermal conductivity. It is widely used in various fields such as chemical engineering, electronics, and healthcare.

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Why Choose Us?

Professional Team

The company has many years of experience in technology and a high-quality work team, which can provide customers with timely and comprehensive service.

Quality Assurance

We maintain strict control over every stage, from raw material smelting to finished product export, to ensure the selection of high-quality metal materials and to meet the highest standards at every step.

Production Market

Our non-ferrous metals, such as tantalum, niobium, and titanium, are primarily exported to North America, Europe, and Asia.

Wide Range of Applications

Our products are widely used in a variety of fields, including electronics, metallurgy, chemicals, aerospace, biomedical engineering, and superconductivity, etc.

Types of Tantalum Rod

Tantalum 7.5 Tungsten Rod

Tantalum 7.5 tungsten rod refers to a rod-shaped material made of Ta-7.5W alloy, with tantalum (Ta) as the main component and tungsten (W) content of about 7.5%.

Tantalum 10 Tungsten Rod

Tantalum 10 tungsten rod is an alloy material composed of two metal elements, tantalum (Ta) and tungsten (W), with tantalum content dominating and tungsten content added as an alloying element.

Tantalum 2.5 Tungsten Rod

Tantalum 2.5 tungsten alloy is a high-density material with improved hardness and strength compared to pure tantalum. It combines some characteristics of metallic tantalum and tungsten, making it an excellent and widely used alloy material.

Parameters of Tantalum Rod

Atomic number	73
CAS number	7440-25-7
Atomic mass	180.95 [g/mol]
Melting point	2996 °C
Boiling point	5458 °C
Density at 20 °C	16.65 [g/cm³]
Crystal structure	Body-centered cubic
Coefficient of linear thermal expansion at 20 °C	6.4 × 10-⁶ [m/(mK)]
Thermal conductivity at 20 °C	57.5 [W/(mK)]
Specific heat at 20 °C	0.14 [J/(gK)]
Electrical conductivity at 20 °C	8.0 × 10⁶ [S/m]
Specific electrical resistance at 20 °C	0.125 [(Ωmm²)/m]

Characteristics of Tantalum Rod

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Material properties
Tantalum is a corrosion-resistant, high-melting-point, high-density metal. It has excellent corrosion resistance and has good resistance to corrosive media such as strong acid and strong alkali.

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High melting point
Tantalum has a very high melting point of about 3017 degrees Celsius (5463 degrees Fahrenheit). This allows tantalum to remain stable in high-temperature environments, making it suitable for applications in high-temperature processes and special environments.

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Thermal Conductivity
Tantalum has good thermal conductivity, which allows tantalum rods to be used in some applications that require high thermal conductivity, such as thermally conductive components in semiconductor manufacturing.

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Mechanical behavior
Tantalum rods have moderate mechanical properties and can be tailored to meet the requirements of specific applications with appropriate processing and handling. This makes it very useful in manufacturing various industrial parts.

Mechanical Properties of Tantalum Rod

Product condition	Tensile strength (MPa)	Elongation, %
Annealed	300～600	10～30
Half annealed	>600～1000	<5
Un-annealed	>1000	<5

Application Industries of Tantalum Rod

Electronics Industry: Tantalum rods are used in the production of capacitors, electrodes, and other electronic components. They are specifically used in manufacturing high-performance tantalum electrolytic capacitors, which are essential for many electronic devices like smartphones, computers, and aerospace equipment.

Chemical Industry: Tantalum rods are employed in the manufacturing of chemical processing equipment, including heat exchangers, condensers, reactors, and various corrosion-resistant components. This is because tantalum has outstanding resistance to most acidic environments and can withstand the corrosive nature of many chemicals.

Aerospace and Defense: Tantalum rods are employed in the manufacture of high-temperature jet engine components, missile components, and other high-temperature applications. Its high melting point and resistance to oxidation make it suitable for these demanding applications.

Medical Industry: Tantalum's biocompatibility makes it ideal for use in various medical applications, such as surgical instruments, implants, and prosthetics. Tantalum rods are used to manufacture orthopedic and dental implants, as well as equipment used in radiography.

Metallurgical Industry: Tantalum rods are used as an additive in the production of superalloys and other specialized materials. They can enhance the properties of the alloy, such as strength, ductility, and corrosion resistance.

Nuclear Industry: Due to their corrosion resistance and ability to withstand high temperatures, tantalum rods are used in the construction of nuclear reactors, fuel cladding, and other components.

Sputtering Targets: Tantalum rods are used as sputtering targets in physical vapor deposition (PVD) processes. This involves depositing thin films of tantalum or its compounds on various surfaces for applications such as semiconductor manufacturing or as protective coatings.

Glass Industry: Tantalum rods are used as electrodes in the production of advanced glasses, including those with high refractive indices or specialized coatings.

Lighting Industry: Tantalum rods are used to manufacture filaments for incandescent lighting or as components in other lighting systems, like high-intensity discharge lamps

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Packaging & Shipping

Packing Details: Plastic bags and craft paper as inside, wooden case as outside.
Delivery Details: 2-15 workdays after order of tantalum sheet plate

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Q: What products do you mainly supply?

A: The company mainly engages in the production of conventional processed profiles such as plates, strips, foils, rods, wires, and tubes made of tantalum, niobium, hafnium, tantalum tungsten alloy, niobium hafnium alloy c103, as well as deep processed products such as boats, crucibles, sputtering targets, coating targets, machined parts, high-temperature furnace insulation screens, heating elements, furnace bodies (heating furnaces, annealing furnaces), and corrosion-resistant equipment.

Q: What makes tantalum so special?

A: Tantalum is characterized by its extremely high corrosion resistance, heat resistance, and biocompatibility, which makes it indispensable for many high-tech and medical applications.

Q: How is tantalum used?

A: Tantalum is used in electronics, medical technology, aviation, and the chemical industry.

Q: Do you offer the free sample?

A: Yes,Our company can offer free sample but we wish our customer to pay the freight. When you put us the batch order,we will return the sample freight to you.

Q: How can we guarantee quality?

A: Always a pre-production sample before mass production; Always final Inspection before shipment.

We're professional tantalum rod manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy tantalum rod for sale here and get pricelist from our factory. For price consultation, contact us.