It mainly adds silicon, manganese, and phosphorus as deoxidizers, and tin to improve the fluidity of coppers. Ingredients: Si=2.8-4.0%; The manganese content is 0.5-1.5%; Coppers edge. Usage: Useds for argon arc welding of silicon bronze, brass, and coppers steel, brazing of galvanized steel sheets, and also for surfacing of steel and cast iron.
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