Silver Wire

Silver Wire

Silver Wire

Purity: ≥99.95%, or customized

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
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Silver Wire is made from high-purity silver metal through precise techniques. It offers excellent electrical conductivity, corrosion resistance, and thermal conductivity, available in various diameters and lengths. As a leading supplier and manufacturer of premium silver products, Heeger Metal leverages advanced technology to deliver high-quality silver wires for various applications.

Or email us at max@heegermaterials.com.

Silver Wire Data Sheet

Reference Code:HMSI2709
CAS:7440-22-4
Purity:≥99.95%, or customized
Density:10.503 g/cm3
Melting Point:961.78℃
Boiling Point:2162℃
Temper:Annealed or Unannealed

Silver Wire Description

Silver (Ag) is a precious metal known for its highest electrical conductivity, thermal conductivity, and reflectivity of any metal. Additionally, it also has excellent resistance to corrosion and oxidation. Silver Wire is made of high-purity silver metal, inheriting the silver’s properties. Heeger Metal can supply high-quality silver wires in various specifications and customized solutions to suit industrial and research applications, ensuring optimal performance and cost-effectiveness. The silver bonding wire is also our popular product, available in various specifications.

Silver Wire Chemical Composition

ElementValueUnitElementValueUnit
Li<5ppmPd<5ppm
Mg<5ppmAg≥99.99wt%
Si<5ppmSn<5ppm
Ca<1ppmSb<5ppm
Cr<5ppmBa<5ppm
Mn<5ppmPt<5ppm
Fe<5ppmAu<5ppm
Co<5ppmPb<10ppm
Ni<5ppmBi<5ppm
Cu<5ppmCd<5ppm
Zn<5ppmC5ppm
As<5ppmS5ppm
Se<5ppmO20ppm
Mo<5ppmN5ppm

Silver Wire Features

  • Electrical and Thermal Conductivity: Silver is an excellent conductor of both heat and electricity, and silver wire inherits these properties.
  • Ductility: Silver wire has high ductility and can be drawn into extremely fine strands.
  • Corrosion Resistance: Silver wire is resistant to oxidation by air or water, offering high corrosion resistance.

Silver Wire Applications

  • Semiconductor Packaging: Silver wire is vital in semiconductor packaging, offering superior electrical and thermal conductivity compared to gold wire. Yantai Inno Electronic Materials specializes in bonding silver and copper alloy wires for use in ICs, LEDs, and MEMS.
  • Wire Conductors: Silver wire enhances electrical efficiency by reducing resistance, improving current transmission. Damage to silver wire increases resistance, affecting performance.
  • Medical Use: Silver ions have strong antibacterial properties, disrupting bacterial growth. Silver is widely used in medical devices, dressings, and antimicrobial drugs.
  • Antibacterial and Antiviral: Silver ions inhibit bacteria and viruses, making silver products, like chopsticks and bowls, effective in preventing bacterial growth.
  • Industrial Applications: Silver is used in electronics for high-performance components and in catalysts for chemical reactions due to its excellent conductivity.

Silver Wire Packaging

Silver Wire is carefully placed in wooden cases or cartons with additional soft materials to support and prevent shifting during transportation. This packaging method guarantees the integrity of the products throughout the delivery process.

Metal Packing

Silver Properties

ElementValue
Atomic number47
Crystal structureFace centred cubic
Electronic structureKr 4d¹⁰ 5s¹
Valences shown1-2,2
Atomic weight( amu )107.8682
Thermal neutron absorption cross-section( Barns )63.8
Photo-electric work function( eV )4.7
Natural isotope distribution( Mass No./% )107/ 51.83
Natural isotope distribution( Mass No./% )109/ 48.17
Atomic radius – Goldschmidt( nm )0.144
Ionisation potential( No./eV )2/ 21.5
Ionisation potential( No./eV )1/ 7.58
Ionisation potential( No./eV )3/ 34.8
ElementValue
Material conditionHard
Material conditionSoft
Poisson’s ratio0.367
Poisson’s ratio0.367
Bulk modulus( GPa )103.6
Bulk modulus( GPa )103.6
Tensile modulus( GPa )82.7
Tensile modulus( GPa )82.7
Izod toughness( J m⁻¹ )5
Hardness – Vickers( kgf mm⁻² )95
Hardness – Vickers( kgf mm⁻² )25
Tensile strength( MPa )330
Tensile strength( MPa )172
ElementValue
Electrical resistivity( µOhmcm )1.63@20@20°C
Temperature coefficient( K⁻¹ )0.0041@0-100°C
Thermal emf against Pt (cold 0C – hot 100C)( mV )0.74
ElementValue
Boiling point( C )2212
Density( gcm⁻³ )10.5@20°C
ElementValue
Melting point( C )961.9
Latent heat of evaporation( J g⁻¹ )2390
Latent heat of fusion( J g⁻¹ )103
Specific heat( J K⁻¹ kg⁻¹ )237@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )429@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )19.1@0-100°C

Get A Quote

We will check and get back to you in 24 hours.

To customize your silver wire, please provide the following details:

  1. Diameter (for the wire)
  2. Length (indicate the length you need)
  3. Form (straight, coiled, or spooled)
  4. Purity of the material
  5. Surface Finish (e.g., polished, rough, oxide-coated, etc.)
  6. Quantity of the products you need
  7. Alternatively, you can provide a drawing with your specifications.

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

We carry a wide variety of silver 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 platinum materials that are subject to DFARS, please let us know in advance and we will confirm.

At Heeger Metal, 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.

Silver wire is widely used in jewelry making, electronics (conductors, bonding wires), medical devices, and precision instruments due to its superior conductivity and flexibility.

Silver wire has 6% higher conductivity than copper and better oxidation resistance, but is more expensive.

Heeger Metal, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of silver products. 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 Wire Products

We specialize in providing high-quality custom wire products, including straight wires, coiled wires, and thermal spray wires. We offer various materials such as tungsten, molybdenum, nickel alloys, and more, ensuring precision and performance for diverse industrial applications. Whether you need wires for manufacturing, coating, or specialized coatings like thermal spraying, our custom wire solutions are designed to meet your specific requirements with superior strength and reliability.

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