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Aluminum Solders and Fluxes

Kapp Alumite


Rods and kits for high temperature 715°F / 380°C soldering of casted Aluminum, diecast, Zamak, white & pot metal. Also joins Aluminum to Stainless Steel.

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KappAloy9


91Tin/9Zinc eutectic solder for low temperature 390°F / 200°C Aluminum to Aluminum and/or Copper. Lowest soldering temperature for delicate Aluminum wires & electronics.

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KappAloy15


85Tin/15Zinc solder with wider slushy range 390-500°F / 200-260°C to position parts during soldering. Used in hand soldering Aluminum to Aluminum &/or Copper.

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Kapp LIQUID Golden Flux


LIQUID Flux for Low Temp 350-500°F / 177-260°C soldering Aluminum to Aluminum &/or Copper. Liquid flux flows and penetrated well into narrow butt and pipe joints. Very reactive flux.

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Kapp Golden Flux PASTE


PASTE Flux for Low Temp 350-500°F / 177-260°C soldering Aluminum to Aluminum &/or Copper. Paste flux stays where you put it, making it ideal for electronic and wire connections. Not as reactive as LIQUID Golden flux.

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Kapp Lunar Flux PASTE


PASTE Flux for High Temp 500-750°F / 260-400°C soldering Aluminum, Zamak, diecast, white & pot metal using Alumite solder. Also can be used to solder Aluminum to Stainless Steel. Very reactive flux.

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Solid Wire Solders and Fluxes for Copper, Brass, and Stainless Steel

KappZapp3.5 Solid


96.5Sn/3.5Ag low temperature 430°F / 221°C for soldering Copper, Brass & Stainless Steel. Low melting temp is ideal for delicate wires & electronics. 3.5% Silver provides excellent strength & conductivity.

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KappZapp4 Solid


96Sn/4Ag wider melting range 430-475°F / 221-246°C allows parts manipulation in hand soldering Copper, Brass & Stainless. Used more for pipes, wires & structural, less for delicate electronics due to higher temp.

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KappZapp7 Solid


93Sn/7Ag home theater & speaker industry standard for highest strength, conductivity, and vibration resistance. Solders Copper, Brass & Stainless Steel. Melting range 430-550°F / 221-288°C.

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KappFree Solid


95.5Sn/4Cu/0.5Ag LeadFree, CadFree, Potable Water Safe Solder for Copper, Brass & Stainless. NSF 61 and 37 compliant LeadFree. Silver content provides added strength and improves flow into close pipe fittings. Low melting temperature 440-500°F / 226-260°C. Use Comet Flux.

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KappAnt


95Sn/5Sb LeadFree, CadFree Low Cost Solder for Copper, Brass & Stainless Steel. A low cost replacement for Tin/Lead solders in plumbing. For higher strength, choose KappFree or KappZapp solder. Melting range 452-464°F / 234-240°C. Use Comet Flux.

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KappCopper


97Sn/3Cu LeadFree, CadFree Low Cost Solder for Copper, Brass & Stainless Steel. A low cost replacement for Tin/Lead solders in plumbing. For higher strength, choose KappFree or KappZapp solder. Melting range 441-590°F / 227-310°C. Use CopperBond Flux.

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Kapp Comet Flux


Liquid Flux for Low Temp 350-500°F / 177-260°C soldering Copper, Brass, and Stainless Steel. Liquid flux flows well into narrow butt & pipe joints. Very reactive flux designed to work with KappZapp3.5, KappZapp4, & KappFree.

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Kapp CopperBond Flux


Liquid Flux for High Temp 500-750°F / 260-400°C soldering Copper, Brass, & Stainless Steel. Liquid flux flows and penetrated well into narrow butt and pipe joints. Very reactive flux designed for use with KappZapp7 Solid solder.

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Flux Cored Wire Solders for Copper, Brass, and Stainless Steel

KappZapp3.5R Rosin Core


96.5Sn/3.5Ag Rosin cored solder for one step electrical/electronic joints on Brass, Copper, & Stainless. Low melting temperature 430°F / 221°C and mildly acidic rosin core are ideal for one step soldering of delicate wires & electronics. 3.5% Silver provides excellent strength & conductivity. Easy cleanup with a wet swab or rag.

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KappZapp7R Rosin Core


93Sn/7Ag Rosin cored solder for joints in high vibration or temperature cycle parts of Brass, Copper, & Stainless. The one step version of our home theater & speaker standard. The 7% Silver provides the highest conductivity, strength, & vibration resistance available. Easy cleanup with a wet swab or rag. Melting temperature 430-550°F / 221-288°C.

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KappZapp3.5A Acid Core


96.5Sn/3.5Ag Acid cored solder for one step structural & pipe joints on Brass, Copper, & Stainless. Low melting temperature 430°F / 221°C and acid core are ideal for one step soldering, particularly for highly polished Stainless Steel. 3.5% Silver provides excellent strength & conductivity. Easy cleanup with a wet swab or rag.

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KappFree Acid Core


95.5Sn/4Cu/0.5Ag Acid cored LeadFree, CadFree, Potable Water Safe Solder for Copper, Brass & Stainless. NSF 61 and 37 compliant LeadFree. Silver content provides added strength and improves flow into close pipe fittings. Low melting temperature 440-500°F / 226-260°C and acid core are ideal for one step soldering of pipe and tube joints. Easy cleanup with a wet swab or rag.

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Galvanizing Repair Solder

Kapp Galvanite


Lead-Free formulation designed specifically for high quality repairs to galvanized steel surfaces. Just like the original galvanizing, Galvanite™ forms a molecular bond with the steel, for a seamless protective barrier that exceeds the performance standards of ASTM standard A780-09 for the repair of galvanized coatings. Wide slushy range 390-570°F / 200-300°C allows substantial buildup in every orientation, even upside down.

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Auto Body Repair Solder

KappAutoBody LeadFree


Lead-Free formulation designed specifically for high quality surface repairs and seam filling in Auto Body restoration. Wide slushy range 390-570°F / 200-300°C allows substantial buildup for large and deep repairs. Easily sands and shapes. Great paint adhesion. Excellent galvanic properties prevent corrosion of the repair area.

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