Hafnium Metal Supplier - Bars, Plates, Foils, Tubing

Why Choose Our Hafnium Metal Products?

AEM Metal is committed to providing premium hafnium products that drive innovation and performance. We deliver exceptional solutions designed to meet the specific needs of your industry.

Premium Quality Materials

We source our raw materials from China's premier production areas, guaranteeing consistent quality and exceptional performance. This careful selection process allows us to provide hafnium products that are reliable and durable, even in the most demanding applications.

Rigorous Quality Control

Every hafnium product we manufacture undergoes extensive testing and inspection to meet our stringent quality standards. From the initial raw material selection to the final product, we ensure that each piece meets our high expectations for performance and reliability.

Custom Solutions

We understand that each project has unique requirements. That's why we offer customized hafnium solutions tailored to your specific needs. Whether you require custom sizes, shapes, or specifications, our team is here to deliver exactly what you need.

Large-Scale Production Capacity

Our state-of-the-art facilities are equipped for large-scale production, enabling us to handle high-volume orders without compromising on quality. This capability ensures that we can meet your demands promptly and efficiently.

Expertise and Support

Our team of experts is dedicated to providing exceptional customer support. From technical advice to after-sales service, we are here to assist you at every step of the way. Trust AEM Metal to be your partner in success.

Physical Properties of Hafnium

Hafnium Physical Properties
Density	gm/cc	6.11
Melting Point	°C	2227
Boiling Point	°C	4602
Thermal Conductivity	W/cm/K @ 298.2 K	0.307
Specific Heat	Cal/gm/°C	0.116
Coefficient of Linear Thermal Expansion	micro-in/°F x 10-6	5.9
Heat of Vaporization	K-Cal/gm atom at 3380 ^oC	106
Electronegativity	Paulings	1.6
Electrical Resistivity	micro-ohm-cm	25.4

Mechanical Properties of Hafnium

Hafnium Mechanical Properties	Metric	imperial
Tensile Strength	485 Mpa	70300 psi
Yield Strength	125 MPa	18100 psi
Elongation at Break	25%	25%
Poisson's Ratio	0.265	0.265
Shear Modulus	54- 58 Gpa	7.83204- 8.41219 psi

Hafnium Applications and Industries

Hafnium metal is a unique material with properties that make it incredibly useful in various industries. Here's a look at some of the key ways hafnium is used:

Nuclear Reactors

Hafnium is a star player in nuclear reactors because it can absorb neutrons. This makes it perfect for control rods, which help keep the fission process in check, ensuring the reactor stays safe and stable.

Electronics and Semiconductors

Hafnium oxide (HfO2) is a key material in making modern electronics more efficient. It's used in transistors, which are the building blocks of devices like smartphones and computers, helping them run faster and more efficiently.

Aerospace and Defense

In the aerospace and defense sectors, hafnium's ability to handle extreme heat and stay strong under pressure is highly valued. It's used in jet engines, rocket parts, and even plasma cutting tools.

Metal Fabrication

Hafnium is used in metal fabrication as an electrode for plasma cutting. Its high heat resistance and strength allow for precise cuts and longer-lasting tools. Additionally, hafnium is a key component in superalloys, enhancing their strength and resistance to heat and corrosion.

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Manufacturing Processes for Hafnium Metal Products (Powder Metallurgy)

Advanced Powder Production

We use advanced chemical reduction to create ultra-pure, uniform hafnium metal powders. This step is crucial for producing high-quality metal products.

Mixing Alloys

Our alloy mixing process is highly precise, resulting in alloys with excellent performance and reliability for various applications.

Precision Pressing and Shaping

With state-of-the-art pressing techniques, we shape hafnium powders into desired forms. This technology allows us to produce complex shapes with high accuracy.

Cutting-Edge Sintering Process

Our advanced sintering process effectively bonds powder grains, creating dense and robust sinter blocks. This step is essential for ensuring product durability.

Forming for Enhanced Durability

We use special forming methods to increase the density and strength of hafnium . This process ensures the metal can withstand demanding applications.

Specialized Heat Treatment

Each product undergoes a tailored heat treatment to optimize its mechanical properties, making subsequent processing easier and improving performance.

Precision Mechanical Processing

We offer precise mechanical processing services, including turning, milling, grinding, cutting, joining, and coating, ensuring high-quality hafnium products.

Final Product Inspection

The final hafnium metal product is rigorously inspected, including dimensional measurements, surface checks, and chemical composition analysis, to ensure it meets all specifications.

Your Comprehensive Guide to Purchasing Hafnium Metal

What is Hafnium Metal? A Brief Overview

Hafnium is a shiny, silver-gray metal with the chemical symbol Hf and atomic number 72. It's a transition metal known for its high melting point, neutron absorption capability, and resistance to corrosion.

Unique Properties of Hafnium Metal

Hafnium metal stands out for several unique properties that make it incredibly valuable across various industries:

Neutron Absorption:

One of the most notable properties of hafnium is its ability to absorb neutrons effectively. This makes it an essential material in the nuclear industry, particularly for use in control rods that manage the fission process in reactors.

High Melting Point:

Hafnium has a high melting point of around 2,233°C (4,051°F), allowing it to maintain its integrity under extreme heat. This property is especially important in aerospace and high-temperature applications, where materials must withstand intense conditions without degrading.

Corrosion Resistance:

Hafnium is highly resistant to corrosion, even in harsh environments. This makes it ideal for use in chemical processing equipment, where long-term durability is critical.

Strength and Durability:

Hafnium is known for its impressive strength and toughness. It retains these qualities even at high temperatures, making it suitable for demanding applications like turbine blades and rocket nozzles.

Chemical Stability:

Hafnium doesn't react easily with most chemicals, contributing to its stability and reliability in various industrial processes.

Frequently Asked Questions About Hafnium

What are some common hafnium alloys and their uses?

Hafnium-Tantalum (Hf-Ta) alloys are used in jet engines and rocket nozzles. Hafnium-Zirconium (Hf-Zr) alloys are crucial in nuclear reactors, especially in control rods. Hafnium-Carbide (HfC) alloys are used in cutting tools due to their extreme hardness.
How does hafnium metal compare to other refractory metals like zirconium?
Hafnium and zirconium are both high-temperature and corrosion-resistant, but they have different uses:
- Neutron Absorption: Hafnium absorbs neutrons well, making it ideal for nuclear control rods. Zirconium, with low neutron absorption, is used in reactor cladding.
- Melting Point: Hafnium has a higher melting point, making it better for extremely hot environments like aerospace components.
- Corrosion Resistance: Both resist corrosion, but zirconium is better in water and steam, making it preferred in nuclear reactors.
- Density and Cost: Hafnium is denser, rarer, and more expensive, used for specialized applications. Zirconium is more common and versatile.
Can hafnium metal be customized to specific industry requirements?

Yes, hafnium metal can be customized to meet specific industry requirements. Suppliers often offer tailored solutions, including custom alloys, specific purity levels, and various forms such as ingots, bars, powders, or sheets, to suit particular applications.
What are the common impurities found in Hafnium and how do they affect its properties?

Common impurities in hafnium include zirconium, iron, and carbon. These impurities can diminish hafnium’s mechanical strength, corrosion resistance, and thermal neutron absorption efficiency, impacting its performance in critical applications.
What quality standards should Hafnium meet for industrial use?

Hafnium should conform to industry standards such as ASTM B394 for high-purity hafnium and ASTM B440 for hafnium alloys. These standards ensure the material meets specific requirements for purity, composition, and performance.
What are the storage and transportation requirements for Hafnium?

Hafnium should be stored in a cool, dry environment to prevent oxidation. During transportation, it must be handled carefully to avoid contamination and physical damage. Proper packaging and labeling are essential to ensure safe handling.
Are there any emerging applications for Hafnium in technology or industry?

Emerging applications for hafnium include advanced high-k dielectric materials for next-generation semiconductors, hydrogen storage technologies, and enhanced alloys for space exploration. Ongoing research continues to explore new uses in various technological fields.
What factors affect hafnium's quality?

Several factors influence hafnium's quality, including its purity, manufacturing process, handling procedures, and adherence to industry standards.
How can I order Hafnium products from AEM Metal?

Ordering is simple. Start by sending us an inquiry. We'll respond with an official quote. If our products and prices meet your needs, issue a PO or we'll send a PI for your purchase.
What is the lead time for Hafnium orders?

It usually takes 3-4 weeks. Lead times can vary based on the order size and customization requirements. We work closely with our clients to provide accurate delivery timelines.

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