Silver Alloys  

MetalsTek Engineering can provide quality Silver Alloys with different materials and compositions, tailored for your specific applications.

Tungsten Silver Composite, W-Ag

silver-powder-png

Material: AgW

Composition: W 50%~90%

Density: 11.26-12.65 g/cc

Surface: Grinding Turning

More About Chromium Aluminum Evaporation Material

Tungsten-based composites are robust refractory metal materials that are manufactured using a strictly controlled process, which includes pressing, sintering, and infiltrating with copper or silver. The properties of tungsten composites depend on the copper/silver-to-tungsten ratio. As the tungsten content increases, the electric arc and wear resistance of the composite also increase. However, the thermal and electrical conductivity of the composite decrease as a result.

The main applications include:

– As electrical contacts or heat sinks in electric resistance welding.
– In electrodes for electrical discharge machining (EDM) and electrochemical machining (ECM).

CompositionNominal CompositionDensityElectrical ResistivityElectrical ConductivityHardnessBending Strength
(% Weight)(g/cm3)(20°C, µΩ•cm)(IACS%, )(HB, )( MPa )
AgW5050 Silver13.15357105
50 Tungsten
AgW5545 Silver13.553.254115
55 Tungsten
AgW6040 Silver143.451125
60 Tungsten
AgW6535 Silver14.53.648135
65 Tungsten
AgW7030 Silver14.93.845150657
70 Tungsten
AgW7525 Silver15.44.241165686
75Tungsten
AgW8020 Silver16.14.637180726
80 Tungsten

Silver Copper Alloy Powder, AgCu

Silver Copper Alloy Powder

Material: Silver Copper

Purity: 99.99%, Composition Customized

APS: 20nm~100nm, or Customized

Morphology: Nearly Spherical

Applications: Conductive Adhesive, Conductive Pain, Rubber, Plastic, Plymer Slurry, Conductive Electrostatic Paint, etc

Silver Nickel Alloy Powder, AgNi

silver-nickel-alloy-powder

Material: Silver Nickel

Purity: 99.9%, Ag97Ni3

APS: 20nm~100nm, or Customized

Morphology: Nearly Spherical

Applications: Electronics, Aerospace

Lead Silver Alloy

lead-silver-alloy

Material: Lead Silver

Compositions: Customized

Melting Point: 304℃

Form: Bar, Wire

Size: Tailored Size

Description

Silver alloys are essential in various industries due to their unique properties and applications. There are several common types of silver alloys, including silver-copper alloy, tungsten silver alloy, silver-tin alloy, aluminum silver alloy, and silver nickel alloy. With different compositions, these alloys have different properties. For instance, Sterling Silver is an alloy consisting of 92.5% silver and 7.5% copper. It offers a balance between durability and malleability, with a hardness of 71 HV in the annealed state, which can be increased to 140 HV through strain hardening. Another notable alloy is Argenteum Sterling Silver, which includes germanium to enhance tarnish resistance and durability, making it suitable for everyday wear.

In industrial applications, Silver Brazing Alloys are popular for brazing various metals like copper, nickel, stainless steels, and carbon steels due to their high electrical conductivity and corrosion resistance. These brazing alloys typically contain silver, copper (20-50%), zinc (10-40%), and sometimes tin (2-5%) or silicon (0.1-0.25%) for improved flowability and appearance. Tungsten silver, another notable alloy, combines silver’s excellent conductivity with tungsten’s high melting point and hardness, creating materials ideal for electrical contacts and high-temperature applications.

Applications of Silver Alloys

Silver Alloys find wide-ranging applications across various industries due to their unique combination of properties, including conductivity, malleability, corrosion resistance, and aesthetic appeal. Some notable applications of Silver Alloys include:

  1. Jewelry and Ornaments:Sterling silver, with its hallmark shine and durability, is a popular choice for crafting jewelry, including rings, necklaces, earrings, and bracelets. Its versatility allows for intricate designs and long-lasting beauty.
  2. Silverware and Tableware:Silver Alloys are commonly used to make cutlery, flatware, and decorative serving pieces due to their elegance, tarnish resistance, and antimicrobial properties, making them ideal for use in dining and hospitality settings.
  3. Electrical Contacts and Connectors:Silver’s exceptional electrical conductivity makes it indispensable in electrical engineering. Silver Alloys, often combined with metals like copper, are used in electrical contacts, switches, connectors, and circuit breakers for efficient current transmission and low contact resistance.
  4. Electronics and Technology:Silver-based alloys are employed in various electronic components, including printed circuit boards (PCBs), connectors, and switches. These alloys offer excellent conductivity, solderability, and reliability, contributing to the performance and longevity of electronic devices.
  5. Brazing and Soldering:Silver solder alloys, composed of silver along with other metals like copper, zinc, or cadmium, are widely used in joining metal parts in plumbing, HVAC systems, automotive manufacturing, and jewelry making. These alloys provide strong, reliable bonds with high thermal and electrical conductivity.
  6. Medicine and Healthcare:Silver has long been recognized for its antibacterial properties. Silver-based alloys are used in medical devices, wound dressings, and surgical instruments to prevent infections and promote healing.
  7. Photovoltaic Cells:Silver pastes, composed of silver nanoparticles dispersed in a binder, are applied to photovoltaic cells to form electrical contacts. These contacts enable efficient collection and transmission of electricity generated by solar panels.
  8. Mirrors and Reflective Coatings:Silver is prized for its high reflectivity in the visible and infrared spectrum. Silver-based alloys are used to coat mirrors, optical components, and reflective surfaces in telescopes, cameras, and laser systems.
  9. Aerospace and Defense:Silver Alloys find applications in aerospace and defense industries for their combination of conductivity, corrosion resistance, and mechanical properties. They are used in electrical connectors, avionics, radar systems, and missile components.

These diverse applications highlight the versatility and importance of Silver Alloys in modern society, where their unique properties contribute to advancements in technology, healthcare, manufacturing, and everyday living.

Packaging

We take great care when handling our silver powders to prevent any potential damage during storage or transportation. Through this careful approach, we ensure that our products maintain their original quality and integrity throughout the entire process, which keeps them in their pristine condition for optimal performance upon their arrival.

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