We are a China manufacturer of 3mm & 3.2mm Diameter Solid Core No-Flux Solder Wire 40/60 Sn40Pb60 for Copper Radiator Welding. solder wire is a versatile and dependable choice for copper radiator welding, delivering excellent flow characteristics, strong joints, and the flexibility to adapt to various project needs. Its solid core design allows for tailored flux application, making it a valuable addition to any professional's toolkit. Whether you're repairing automotive radiators, conducting plumbing work, or handling industrial projects, this solder wire ensures precision and quality in every connection. Read More