Question

What is meant by tinning? What is the advantage of tinning?

Answer 1

Tinning

• Tinning is the process of applying a thin layer of Tin to sheets of wrought Iron or steel, resulting in a Tin plate.
• The term is also applied to a variety of soldering processes that include covering the metal with solder prior to soldering.

Advantages of Tinning

• Tin plating has several advantages, including corrosion resistance, ductility, and solderability.
• It is also widely employed in the electric and electronic industries because of its low transfer resistance.
• To prevent the base material and coating from mixing, a mid-layer of Copper or Nickel (3-6m) is utilized beneath the Tin coating.