Brazed Electrical Contacts

A brazed electrical contact is a machined part onto which a silver plate is welded. Exel can design entirely new contacts, repair damaged parts or even visit your site to determine the solution that best meets your needs.
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Materials Used

  • C11000 copper
  • C1300 aluminum
  • C1350 aluminum
  • C6061 aluminum
  • C260 brass
  • C360 brass
Other materials can be used upon request. 
 

Contact Materials

Silver and Copper
  • 90 % silver, 10 % copper
Silver and Tungsten
  • 50 % tungsten, 50 % silver
  • 65 % tungsten, 35 % silver
  • 78 % tungsten, 22 % silver
Copper and tungsten
  • 56% tungsten, 44% copper 
  • 68% tungsten, 32% copper 
  • 70% tungsten, 30% copper 
  • 75% tungsten, 25% copper 
  • 80% tungsten, 20% copper

Plating options

  • Electrolytic tin according to ASTM B545
  • Electrolytic silver according to ASTM B700
  • Electroless nickel according to ASTM B733

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Welding Methods

  • Tungsten-electrode inert gas (TIG) welding
  • Metal inert gas (MIG) welding
  • Metal-arc welding
  • Resistance welding
  • Brazing (silver)
Welding can be done at the customer's site.

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Certified
ISO 9001:2008
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