Lead was probably one of the first metals to be produced by man, being known since 3500 B.C., in agreement with archaeological discoveries done in Egypt. The oldest lead piece is in the British Museum and dates from 3800 A.D. The manner in which prehistoric people extracted lead from its minerals is not well-known.
We are offering zinc ingot.Zinc is a metallic chemical element. It is naturally found everywhere in the environment. Chemically, it is represented by the symbol zn. Zinc derived its name, supposedly, from the german word zinke, which means 'tooth-lik' or 'pointed'. Zinc must have got such a name owing to its crystal form which is needle-like in structure.
Zinc is a metallic chemical element. It is naturally found everywhere in the environment. Chemically, it is represented by the symbol Zn. Zinc derived its name, supposedly, from the German word Zinke, which means 'tooth-lik' or 'pointed'. Zinc must have got such a name owing to its crystal form which is needle-like in structure
Features: 1. High purity, 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 most of the solid solder joints.
Old Faridabad, Faridabad, Haryana 