Brazing furnaces for automotive industry have a fundamental role in the vast field of heat treatments. The brazing process is used on many occasions, actually, there are many important applications in this sector, such as the brazing process of heat exchange elements (water radiators, intercoolers, oil exchangers, etc.), generally made assembling aluminium tubes and flaps, or platforms for the installation of batteries in electric cars.
The weld metal is already present on the surface of the components that have to be brazed through the use of an aluminium plating different from the heart of the elements. The protective atmosphere is made of nitrogen.
Modern fuel injection systems, composed of a common rail and single injectors, are generally made of stainless steel and brazed through the use of copper in hydrogen atmosphere.
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