Sur-Tech coatings with gold are mainly used for printed circuit board contacts, but also to other types of electronic equipment, plugs and connectors.
The definition of gold plating (gilding)Historically, gilding is a surface treatment whereby a subject is applied with a coating of gold leaf. Gold plating of metal requires a special pretreatment.
Gilding without goldThere are numerous alternatives to the actual plating with gold leaf. For example, one may encounter products which have received the gilding from a sheet of copper, silver or imitated gold. Depending on what the final product is intended to have these gilding methods a decorative eligibility.
Gilding through historyGilding of different types of metal have been known and practiced for thousands of years. In addition to coating with gold is fire gilding (with mercury) and a chemical precipitate of gold has been used. Take for example, a city tour in almost all elderly Danish cities and you will encounter building of wood, stone, marble and stucco that has been gilded. Many art objects of silver and bronze have also undergone gilding.
Gilding in all major citiesIn Europe, especially Nuremberg, Fürth, Dresden and Berlin have been known for their skills in gilding. Churches and government buildings across Europe have often onion-shaped domes and spires that have undergone gilding. Also in the East they used gold leaf early. Temples and palaces with carved and painted woodwork has been decorated with gold leaf, and numerous works of art of wood, paint and paper is coated with gold plating.
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