Tantalum Powder

Tantalum Powder

Tantalum Powder

CAS: 7440-25-7

Purity: 99%, 99.9%, 99.95%, 99.99%, 99.999%

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
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Tantalum Powder has excellent thermal and electrical conductivity, making it ideal for optics and electronics. HM supplies high-quality tantalum powder with superior purity, low oxygen content, and an uniform particle size distribution.

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Tantalum Powder Data Sheet

Reference:HMTA0002
Molecular Formula:Ta
CAS:7440-25-7
Purity:99%, 99.9%, 99.95%, 99.99%, 99.999%
Particle Size:-325 mesh, -200 mesh, or customized

Tantalum Powder Properties

  • High purity
  • Low oxygen content
  • Large specific surface area
  • Uniform particle size distribution
  • Good flowability
  • High specific capacitance
  • Low leakage current

Tantalum Powder Applications

  • Electronics: Tantalum powder is widely used to manufacture tantalum capacitors, which are applied in communication equipment, computers, automobile electronics, household applications, etc.
  • Superalloys: Tantalum powder’s high strength and high-temperature resistance allow it to manufacture superalloys for aerospace and nuclear energy applications.
  • Chemical industry: Tantalum powder is commonly used to manufacture chemical reaction vessels and pipelines that handle strong corrosive media.
  • Medical: Porous tantalum materials, made from tantalum powder, exhibit excellent biocompatibility and mechanical properties, commonly used for treating bone tissue injuries and femoral necrosis.

Tantalum Powder Packaging

The Tantalum Powder will be carefully handled to prevent damage during storage and transportation. HM offers vacuum-sealed packaging including 100g/bag, 500g/bag, 1kg/bag, and 25kg/drum, or can offer customized packaging as per specific requirements.

Powder Packing 2

Tantalum Properties

ItemValue
Atomic number73
Crystal structureBody centred cubic
Electronic structureXe 4f¹⁴ 5d³ 6s²
Valences shown2,3,4,5
Atomic weight( amu )180.9479
Thermal neutron absorption cross-section( Barns )22
Photo-electric work function( eV )4.1
Natural isotope distribution( Mass No./% )180/ 0.012
Natural isotope distribution( Mass No./% )181/ 99.988
Atomic radius – Goldschmidt( nm )0.147
Ionisation potential( No./eV )1/ 7.88
Ionisation potential( No./eV )2/ 16.2
ItemValue
Material conditionUnannealed (Hard)
Material conditionAnnealed (Soft)
Poisson’s ratio0.342
Poisson’s ratio0.342
Bulk modulus( GPa )196.3
Bulk modulus( GPa )196.3
Tensile modulus( GPa )185.7
Tensile modulus( GPa )185.7
Hardness – Vickers( kgf mm⁻² )200
Hardness – Vickers( kgf mm⁻² )90
Tensile strength( MPa )760
Tensile strength( MPa )172-207
Yield strength( MPa )705
Yield strength( MPa )310-380
ItemValue
Electrical resistivity( µOhmcm )13.5@20@20°C
Superconductivity critical temperature( K )4.47
Temperature coefficient( K⁻¹ )0.0035@0-100°C
Thermal emf against Pt (cold 0C – hot 100C)( mV )0.33
ItemValue
Boiling point( °C )5425
Density( gcm⁻³ )16.6@20°C
ElementValue
Melting point( °C )2996
Latent heat of evaporation( J g⁻¹ )4165
Latent heat of fusion( J g⁻¹ )174
Specific heat( J K⁻¹ kg⁻¹ )140@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )57.5@0-100
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )6.5@0-100°C

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To customize your tantalum powder, please provide the following details:

  1. Purity
  2. Particle Size
  3. Quantity of the powder you need
  4. Applications (We can also make recommendations based on your specific needs.）

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of tantalum and tantalum alloy products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

DFARS (Defense Federal Acquisition Regulation Supplement) compliance is primarily concerned with the sourcing of materials for defense-related applications in the United States. According to DFARS, certain materials used in defense must be sourced from the United States or qualifying countries.

If you have specific tantalum materials that are subject to DFARS, please let us know in advance and we will confirm.

At Heeger Materials Inc., we take this responsibility seriously. We adhere to all applicable laws and regulations, including Section 1502 of the Dodd-Frank Act. Our company operates with a strict code of ethics and is committed to only partnering with suppliers who share our dedication to responsible sourcing. We support the initiatives and programs aimed at promoting “conflict-free” supply chains and work diligently to ensure that our products meet these standards.

Heeger Materials Inc., established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of tantalum and tantalum alloys. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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Other Powder Products

Heeger Metal offers a comprehensive range of metal powder products, including spherical powders, and nano powders. Our high-quality metal powders are ideal for applications in 3D printing, powder metallurgy, electronics, and advanced manufacturing. These powders provide excellent consistency, flowability, and particle size distribution, ensuring superior performance in various industrial processes. Whether you need custom metal powders or standard alloy powders, our products meet the highest quality standards for precision and reliability.

Other Tantalum Products

Heeger Metal offers a comprehensive range of tantalum and tantalum alloy products, renowned for their outstanding corrosion resistance, high melting point, and stability in harsh environments. These characteristics make them ideal for demanding applications in the aerospace, electronics, and chemical processing industries. Our high-purity tantalum materials deliver exceptional performance and reliability in challenging conditions.

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