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Method for manufacturing aluminum heat exchanger

  • US 20050076506A1
  • Filed: 09/24/2004
  • Published: 04/14/2005
  • Est. Priority Date: 10/08/2003
  • Status: Abandoned Application
First Claim
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1. A method for manufacturing an aluminum heat exchanger formed by brazing a plurality of aluminum members with each other, comprising the steps of:

  • applying a mixture of a low-temperature active type non-corrosive flux and a low-melting point brazing material consisting of zinc or zinc-aluminum alloy mainly composed of zinc to at least one of the plurality of aluminum members, and brazing the plurality of aluminum members with each other by heating an assembly of the plurality of aluminum members at a temperature exceeding a melting activity-initiating point of the non-corrosive flux and a melting point of the low-melting point brazing material.

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