Rectifier Coating- Membracon, UK


Rectifier Coating is a type of coating that is applied to the surface of a rectifier to improve its performance and protect it from corrosion. Rectifiers are devices that convert alternating current (AC) to direct current (DC). They are used in a variety of applications, including power supplies, welding machines, and battery chargers.

The rectifier coating is typically made of a material that is good conductor of electricity and is also resistant to corrosion. The most common materials used for rectifier coating are:

  • Tin: Tin is a good conductor of electricity and is also resistant to corrosion. It is the most common material used for rectifier coating.
  • Lead: Lead is also a good conductor of electricity and is resistant to corrosion. However, it is not as widely used as tin because it is more expensive.
  • Silver: Silver is the best conductor of electricity, but it is also the most expensive. It is not commonly used for rectifier coating, but it is used in some high-performance applications.
  • Chromium: Chromium is a metal that is resistant to corrosion and oxidation. It is often used as a protective coating for other metals.

The rectifier coating is applied to the surface of the rectifier by a variety of methods, including:

  • Electroplating: In electroplating, a thin layer of metal is deposited onto the surface of the rectifier by passing an electric current through a solution that contains the metal ions.
  • Sputtering: In sputtering, a stream of ions is used to bombard the surface of the rectifier, causing a thin layer of metal to be deposited.
  • Chemical vapor deposition (CVD): In CVD, a chemical reaction is used to deposit a thin layer of metal onto the surface of the rectifier.

The Rectifier Coating improves the performance of the rectifier by reducing the resistance of the surface and by protecting it from corrosion. The coating also helps to extend the lifespan of the rectifier.


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