Brazing flux

Details Brazing flux Brazing flux

1986-03-24

1987-06-02

Rosenberg, Peter D.

Metal treatment

Compositions

Fluxing

148 24, B23K 3534

Patent

active

046700676

ABSTRACT:
A brazing flux having a composition corresponding to 0 (not inclusive) to 62 mol % of potassium fluoride, 2 to 74 (not inclusive) mol % of cesium fluoride and 26 to 67 mol % of aluminum fluoride, said flux including potassium and cesium as fluoro-aluminum-complexes and not including free cesium fluoride and potassium fluoride, thus having a melting starting point within the range of 440.degree.-580.degree. C.

REFERENCES:
patent: 3865578 (1975-02-01), Takashima
patent: 3951328 (1976-04-01), Wallace
patent: 4131493 (1978-12-01), Gurevich
patent: 4224086 (1980-09-01), Stokes
patent: 4475960 (1984-10-01), Yamawaki
patent: 4579605 (1986-04-01), Kawase

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