KappZapp™ Solid

KappZapp™ Silver Solders for Electrical/Electronic Copper and Brass / SOLID WIRE Silver Solders for Electrical/Electronic Copper and Brass KappZapp™ solid wire solders produce strong and ductile joints on Copper wires and tabs. The resulting joints have high tolerance to vibration and stress, with tensile strengths to 15,500 psi on Copper. KappZapp7™ - 93% Tin / 7% Silver is the best Copper-to-Copper solder available, with high strength, ductility and corrosion resistance.