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Silvalloy 35 Silver Brazing Wire 1/16" 1kg Coil (Cadmium-Free)

$3,771.38/ea

Usually ships within 3-5 business days

OVERVIEW

Silvalloy 35 Silver Brazing Coil – 1/16" Diameter, 1kg

Upgrade your brazing capabilities with Silvalloy 35, a versatile and economical silver brazing filler metal. This 1 kg coil of 1/16" wire is engineered for welders and fabricators who demand consistent performance without the health hazards of cadmium. With a 35% silver content, this alloy strikes the perfect balance between cost and flow performance, making it a staple in many industrial and maintenance shops.

Silvalloy 35 (AWS BAg-35) is characterized by its wide melting range (1125°F - 1295°F). For the skilled welder, this "slushy" range is a powerful tool; it allows you to build up fillets and bridge gaps that tighter-tolerance alloys would flow right through. This makes it exceptionally forgiving for field repairs or assemblies where fit-up isn't perfect. It wets out smoothly on copper, brass, bronze, steel, and stainless steel, providing a leak-tight bond that stands up to pressure and corrosion.

Why Choose Cadmium-Free?
Safety is a priority in modern welding environments. Silvalloy 35 replaces cadmium with zinc and copper ratios that mimic the flow of traditional alloys without the toxic fumes. This makes it compliant for use in systems that may contact potable water, food, or dairy products, and ensures a safer breathing environment for the operator (though proper ventilation is always required).

Performance Highlights

  • Gap Bridging: Excellent for loose-fitting joints due to wide plastic range.
  • Versatility: Joins almost all ferrous and non-ferrous metals (except aluminum and magnesium).
  • Economy: Lower cost than 45% or 56% silver alloys while retaining high strength.
  • Appearance: Leaves a clean, smooth fillet that requires minimal post-braze cleaning.

This 1kg coil offers substantial material for large projects, reducing the need for frequent restocking. Whether you are repairing heat exchangers, fabricating custom piping, or manufacturing musical instruments, Silvalloy 35 delivers the reliability and strength professional welders trust.

Additional Information
Diameter (mm):1.6mm (1/16")
Silver Content (%):35%
Packaging Description:1kg coil (1kg-coil)
Material Composition:Silver 35%, Copper 32%, Zinc 33%
AWS Classification:BAg-35
Cadmium Free:Yes
Solidus Temperature:1125°F (607°C)
Liquidus Temperature:1295°F (702°C)
Form:Coil

INCLUDED

  • 1 x 1 kg Coil of Silvalloy 35 Brazing Wire (1/16" Diameter)

APPLICATIONS

  • HVAC and Refrigeration piping
  • Food and dairy processing equipment
  • Medical and surgical instrument manufacturing
  • General maintenance and repair of steel and copper parts
  • Electrical component connections
  • Marine hardware fabrication

FAQ

A general-purpose white brazing flux (like Handy Flux) is typically recommended for steel, copper, and brass. For stainless steel or longer heating cycles, a black flux containing boron may be more effective.

Yes, Silvalloy 35 is cadmium-free, making it suitable for food processing and medical equipment, provided the joint is cleaned of flux residue after brazing.

Silvalloy 35 contains 35% silver and has a wider melting range and higher melting point than Silvalloy 45 (45% silver). Silvalloy 45 flows more freely and at lower temperatures, but Silvalloy 35 is more economical and better at bridging gaps.

No, Silvalloy 35 is a silver-copper-zinc alloy designed for steel, stainless steel, and copper alloys. It is not compatible with aluminum or magnesium.

Cadmium was historically used to lower melting points but is highly toxic and carcinogenic. 'Cadmium Free' alloys like Silvalloy 35 use other metals (like Zinc) to achieve flow properties without the associated health risks.

It has a solidus (starts to melt) of 1125°F (607°C) and a liquidus (fully melted) of 1295°F (702°C).

Store the coil in a cool, dry place to prevent surface oxidation. Keeping it in its original packaging or a sealed bag helps maintain wire cleanliness.
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