Alumite Is A Fluxless Brazing Rod For The Fabrication, Maintenance And Repair Of Aluminum Alloy, Zinc Die Cast, Pot Metal And White Metal. It Is Also An Excellent General Purpose High Strength Solder. Aluminum Alloys, Zinc Die Cast, Pot Metal And White Metal Such As Machine Bases And Supports, Housings, Mounts, And Can Buildup And Fill In Areas. It Can Also Be Used As A High Strength Solder. Procedure: Clean Joint Of As Much Residual Debris, Grease, Or Other Contaminants As Possible. Break Surface Oxides By Mechanical Means (Scratching, Scraping, Etc), Bevel Heavy Sections And Use Fixture Or Jigs To Hold Parts In Alignment. With A Slightly Carburizing Flame, Heat The Base Metal To Working Temperature Of The Alloy Taking Care To Keep The Flame Moving. Apply Alloy By Rubbing The Rod Against Heated Base Metal. Do Not Heat The Rod Directly. Allow The Part To Cool Before Removing From Fixtures.