| abstract |
The present invention relates to a brazing sheet comprising a core layer (5) and a braze cladding, wherein the core layer (5) is aluminum or an aluminum alloy, and the braze cladding includes (a) a matrix of aluminum or an aluminum alloy. a flux composite layer (2), wherein the matrix contains flux particles; (b) at least one filler alloy layer (1) free of flux particles; and (c) an aluminum or aluminum alloy layer (3) free of flux particles, forming the outermost surface of at least one side of the brazing sheet, wherein the flux composite layer (a) comprises the filler alloy layer (b) and the aluminum or aluminum alloy layer (c). Furthermore, the present invention relates to a process for its manufacture, to a cladding plate, to the use of a brazing sheet and to a brazed heat exchanger. |