Solderless aluminum brazing

Details Solderless aluminum brazing Solderless aluminum brazing

1997-10-29

2000-02-01

Kastler, Scott

Metal treatment

Compositions

Fluxing

148 23, 148 24, 228223, B23K 3500

Patent

active

060198567

ABSTRACT:
A method for aluminum brazing, in which the addition of a solder is no longer necessary. For this purpose a flux is used which contains 6 to 50 wt-% of potassium fluorosilicate and 50 to 94 wt-% of potassium fluoroaluminate. The flux can be used, for example, in the form of an aqueous suspension or paste.

REFERENCES:
patent: 4906307 (1990-03-01), Fujiyoshi
patent: 5785770 (1998-07-01), Meshri et al.
Abstract of Japanese Patent Publication No. JP 61-206593, Dec. 1986.
Abstract of Japanese Patent Publication No. JP 8-267229, Oct. 1996.
Abstract of Chinese Patent Publication No. CN 87-101020, Dec. 1997.

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