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An Engelhard silver bar An Engelhard poured 2 oz 99.99% pure gold bar. Engelhard Corporation was an American Fortune 500 company headquartered in Iselin, New Jersey, United States. It is credited with developing the first production catalytic converter. In 2006, the German chemical manufacturer BASF bought Engelhard for US$5 billion.
There are several types of gold plating used in the electronics industry: [3] Soft, pure gold plating is used in the semiconductor industry. The gold layer is easily soldered and wire bonded. Its Knoop hardness ranges between 60 and 85. The plating baths have to be kept free of contamination. Soft, pure gold is deposited from special electrolytes.
Plating is a finishing process in which a metal is deposited on a surface. Plating has been done for hundreds of years; it is also critical for modern technology. Plating is used to decorate objects, for corrosion inhibition, to improve solderability, to harden, to improve wearability, to reduce friction, to improve paint adhesion, to alter conductivity, to improve IR reflectivity, for ...
In 1946, the Sheet Metal Workers became one of the founding members of the Atomic Trades and Labor Council. [1] The Sheet Metal Workers are notable for negotiating a number of "firsts" in the construction industry. In 1946, Local 28 in New York City negotiated the first local health and welfare plan in the construction industry.
Electroless nickel immersion gold (ENIG or ENi/IAu), also known as immersion gold (Au), chemical Ni/Au or soft gold, is a metal plating process used in the manufacture of printed circuit boards (PCBs), to avoid oxidation and improve the solderability of copper contacts and plated through-holes.
Ronson Consumer Products Corporation was formerly based in Somerset, New Jersey. It is a producer of lighters and lighter accessories. Zippo Manufacturing Company currently owns the related brands in the United States , Canada , and Mexico , and continues to produce Ronson lighters and Ronsonol fuel.
Gold plating is the act of depositing a thin layer of gold on the surface of other metals in the modern electronics industry Gold plating may also refer to: Gilding , various traditional methods of depositing a thin layer of gold on the surface of other materials in goldsmithing, jewellery, furniture etc.
With further advances of steel sheet metal production in the 1890s, the promise of being cheap, durable, easy to install, lightweight and fireproof gave the middle-class a significant appetite for sheet metal products. It was not until the 1930s and WWII that metals became scarce and the sheet metal industry began to collapse. [4]
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