Brazing, as we've seen, uses the principle of capillary action to distribute the molten filler metal between the surfaces of the base metals. Therefore, during the brazing operation, you should take care to maintain a clearance between the base metals to allow capillary action to work most effectively. This means, in almost all cases - a close clearance.
Watch Brazing Fundamental #2 - Cleaning the Metals: • Fundamentals of Brazin...
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12 июл 2017