Brazing composition, aluminum material provided with the brazing composition and heat exchanger
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United States of America Patent
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May 25, 1999
Issued Date -
N/A
app pub date -
Dec 18, 1997
filing date -
Mar 28, 1994
priority date (Note) -
Expired
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Abstract
The present invention is a brazing composition for brazing a tube made of aluminum or aluminum alloy and a fin made of aluminum or aluminum alloy when manufacturing a heat exchanger such as evaporators, condensers, radiators, etc., comprising a powder of Al--Si--Zn alloy and binder, wherein the content of Zn in the powder of Al--Si--Zn alloy is in a range of 10 to 55 wt %.
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