Zirconium
Your Professional Zirconium 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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Zirconium Sputtering TargetZirconium sputtering targets typically come in various sizes depending on the application, equipment compatibility, and manufacturing process. The following standardized and customized size ranges...read more -
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R60702 Zirconium RodR60702 zirconium rods (corresponding to 702 zirconium) are high-purity (≥99% Zr), low-impurity (Fe+Cr≤0.20%, O: 0.11–0.15%, H≤0.005%) corrosion-resistant metal rods, conforming to ASTM B550...read more -
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Chromium Target MaterialChromium (Cr) is a metallic element with high hardness, high melting point and oxidation resistance, and the production of chromium targets is a precise and complex process. Chrome target shape:...read more -
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Zirconium TargetPurity of zirconium target: 99.7%~99.999%; Applications: Optical coating industry, tool and decorative coating industry. Zirconium rotating target using vacuum melting process, can produce a...read more -
![Pure Zirconium and Alloy Zirconium Wire]()
Pure Zirconium and Alloy Zirconium WireLong Metal has more than 10 years of experience in the manufacturing and sales of Zr Wire, and as a leading global supplier of zirconium products, provides customers with high quality zirconium...read more -
![Zirconium and Zirconium Alloy Seamless Pipe Welded Pipe]()
Zirconium and Zirconium Alloy Seamless Pipe Welded PipeLook for zirconium tubes in 2025 and choose us. Professional manufacturing zirconium pipe through the international quality certification qualified suppliers, sales of various international...read more -
![Zirconium Rods and Zirconium Alloy Rods]()
Zirconium Rods and Zirconium Alloy RodsZirconium rod is a cylindrical metal rod known for its excellent corrosion resistance and high temperature stability and is widely used in aerospace, chemical processing and medical implant...read more -
![Zr0947 Zirconium Plate]()
Zr0947 Zirconium PlateThe corrosion resistance and high temperature resistance of zirconium plate are widely used in aerospace, petrochemical and other fields. Its processing performance is good, can manufacture...read more -
![Industrial Zirconium Processing Parts]()
Industrial Zirconium Processing PartsZirconium is a very hard, forging, malleable, shiny silver-gray metal, similar to hafnium and titanium. Flammable in powder form, it has strong corrosion and heat resistance. Zirconium alloy...read more
Zirconium (Zr) is a chemical element with the atomic number 40 and is a member of the transition metals group. It is a lustrous, grayish-white, strong transition metal that resembles hafnium and, to a lesser extent, titanium. Zirconium is mainly used as a refractory and opacifier, although small amounts are used as an alloying agent for its strong resistance to corrosion.
Chemical and Physical Properties of Zirconium
|
Property |
Value |
|
The symbol in the periodic table of elements |
Zr |
|
Atomic number |
40 |
|
Atomic weight (mass) |
91.22 g.mol-1 |
|
Group number |
4 (Transition metals) |
|
Period |
5 (d-block) |
|
Color |
A gray-white, lustrous substance with a golden hue |
|
Physical state |
Solid at 20°C |
|
Half-life |
From 50# ms [>170 nanoseconds] to 20(4)×10^18 y |
|
Electronegativity according to Pauling |
1.2 |
|
Density |
6.52 g.cm−3 |
|
Melting point |
1854°C, 3369°F, 2127 K |
|
Boiling point |
4406°C, 7963°F, 4679 K |
|
Van der Waals radius |
0.160 nm |
|
Ionic radius |
0.08 nm (+4) |
|
Isotopes |
40 |
|
Most characteristic isotope |
90Zr, 92Zr, 94Zr |
|
Electronic shell |
[Kr]4d25s2 |
Physical and Chemical Properties
Zirconium is a transition metal with unique characteristics:
High Melting Point and Density:
Ldeal for high-temperature environments.
Corrosion Resistance:
A naturally forming oxide layer provides outstanding resistance in aggressive chemical environments, such as acetic and hydrochloric acids.
Low Neutron Absorption:
Critical for nuclear reactors, allowing efficient control of fission processes.
Reactivity:
Zirconium is stable in air and water at room temperature but reacts with oxygen, nitrogen, and halogens at high temperatures.
Applications of Zirconium
Atomic Power Engineering – Used in the manufacture of fuel elements, assemblies, and structures for nuclear reactors.
Metallurgy – Acts as an alloying additive that significantly enhances the mechanical properties of metals, making them nearly unique.
Chemical Industry – Highly valued for its extreme resistance to corrosion, as well as to many acids and alkalis.
Electrical Industry – Zirconium is an excellent superconductor, capable of withstanding loads of up to 100,000 A/cm².
Machine-Building Industry – Used as a structural material for manufacturing acid-resistant chemical reactors, pumps, and fittings.
Aviation and Space – Applied in jet engines and spacecraft components; heat-resistant alloys alloyed with zirconium are indispensable in aerospace engineering.
Ceramics and Abrasives – Zirconium compounds are used in the production of ceramics, abrasives, and lamp glow filaments.
Pyrotechnics – Essential for creating smokeless, bright fireworks.
Medicine – Due to its biocompatibility and durability, zirconium dioxide is used in surgical and dental implants, pins, and crowns.
Dishware – Its high chemical resistance makes it suitable for the production of various types of dishware.
Jewelry Industry – Zirconium dioxide, also known as cubic zirconia, is used as a gemstone.
- Neutron-capture cross-section: <0.18 barns
- Melting point: 1855°C
- Boiling point: 4409°C
- Thermal conductivity: 22.5 W/m·K
- Density: 6.52 g/cm³ at 20°C
- Coefficient of thermal expansion: 5.7 µm/m·K
FAQ
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