| 摘要 |
PROBLEM TO BE SOLVED: To cause flux and brazing filler material to stick onto an aluminum base material in an intended amount and ratio without using a binder.SOLUTION: On the surface of an aluminum base material (11), a flux layer (12) is formed by cold-spraying non-corrosive flux particles, and brazing filler material constituent particles (13) including at least Si are caused to stick to the surface of the flux layer (12). |
