Aluminum AlloysALCoR Flus cored Aluminum Alloy Alsolder 500 forms excellent corrosion resistant joints on the tough to solder aluminum alloys Joins all solderable aluminum alloys to each other and dissimilar metals, both ferrous and non ferrous Also beneficial as a high temperature solder on most other metals Al Braze is a superior brazing alloy for joining of aluminum to aluminum Not recommended for brazing aluminum directly to non aluminum alloys, as the joints