Soft Solder Fluxes

Why Choose CuP Alloys?

  • Great Value Products

    Discover premium-quality silver solder and brazing alloys at competitive prices — exceptional performance and reliability for every budget.

  • Free UK Delivery

    Enjoy fast, reliable shipping across the UK mainland with no minimum spend and no hidden delivery charges.

  • Expert Customer Service

    Rely on over 60 years of brazing experience — real advice, technical support, and product guidance from industry specialists.

  • Unbeatable Selection

    Find everything you need for successful brazing — from silver solder and fluxes to torches and accessories, all in one place.