Brazing formulation and method of making the same
AssigneeGeneral Electric Company
InventorLawrence Bernard Kool
Life of this patent
Estimating the term…
Abstract
A braze formulation includes a novel promoter and a metal filler. The promoter includes a blend of potassium tetrafluoroaluminate and potassium tetrafluoroborate. The braze may be used for repairing cracks in a substrate. The braze has a low melt point, removes oxides from within cracks and has improved penetration into cracks for repair.
Claims11
A method for repairing a substrate comprising applying a braze formulation to a portion of a surface of the substrate to be repaired and heat treating the braze formulation, wherein the braze formulation comprises a promoter comprising a blend of potassium tetrafluoroaluminate and potassium tetrafluoroborate.
Dependencies are inferred from the claim text.