Bossweld 5% Silver Brazing Rod is a high-quality silver-alloy brazing filler manufactured to AWS A5.8-B CuP3, designed to produce strong, corrosion-resistant joints in copper and copper alloy brazing applications. Its excellent capillary action and smooth fluidity ensure reliable performance for precision brazing tasks. Not recommended for steel or nickel alloys.

Key Features:

• Classification AWS A5.8-B CuP3
• 5% Silver bearing copper phosphorous brazing alloy providing improved flow and capillary action
• Brazing temperature around 860 °C allowing controlled heat input and fusion
• High strength, self-fluxing alloy for copper-to-copper joints (flux required for brass)
• Produces clean, reliable joints and bridges poor-fit gaps effectively
• Ideal for plumbing, electrical tubing and general brazing applications