Description 1. High purity (Sn99.99 Sn99.95 Sn99.90), excellent weldability, good infiltration. 2. Clean, beautiful. After welding, insulation, high resistance, low ionic contamination, PCB board welding residual minimal. 3. Good oxidation resistance, low tin slag and cost savings. 4. Solder joint is bright, full and uniform. 5. Economical and can produce the lowest consumption of the solid solder joints. Application Tin ingot is widely used as a coating material in High precision electronic Products, and other requirments of precision welding products, general electronics, food industry packaging, automotive and electrical industry, and hightemperature resistant products.