Patent · US Expired

Brazing composition, aluminum material provided with the brazing composition and heat exchanger

US5907761A · kind A · utility

26Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1997
Grant dateMay 25, 1999
Priority date
Expiry dateDec 18, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12764
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

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 %.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.