How To Weld Bronze Propeller. Do not allow it to cool. I just pulled a 3 blade brass prop 12 diameter off of a sailboat and it has been eaten away badly by electrolysis.
Youll have to preheat to around 500 degrees and run a nice clean root bead. Machinery Parts substituting for Steel Malleable Iron Corrosion Brazing Welding Applications Substitute for Tin-zinc Bronzes Corrosion Brazing Welding Applications Substitute for Tin-zinc Bronzes Bearings Bushings Pump Impellers Piston Rings Pump Bodies Valves Steam Fittings Gears. Youll need AC to drive out the junk that is going to be in the casting.
Ive sanded the whole thing down as much as I feel comfortable and had planned to build it up with silicone bronze filler rod using the Tig torch.
Especially on a bronze or aluminum propeller where the missing material likely cant be adequately restored by welding because the base metal is too corrupted. Especially on a bronze or aluminum propeller where the missing material likely cant be adequately restored by welding because the base metal is too corrupted. Techniques for welding Ni-Al bronzes Gas shielded techniques such as TIG or gas tungsten arc welding GTAW and MIG or gas metal arc welding GMAW are the recommended methods for joining these materials. We can recondition Manganese bronze Aluminium bronze and Aluminium outboard and outdrive propellers.