BlueFire Aluminum Silicon Brazing Flux Powder 1/2 LB for 4047 Aluminum Based Welding Alloy Rods Brazinging Wire Coil Great Fluidity Lower Temperature Easy Simple Soldering

About this item Specially formulated Aluminum Flux Powder used with ER4047 and ER4043 brazing alloys. Activation range 842-1148℉. Strong Activity – Removal of oxides on the surface of base material and aluminum brazing rods, removal of oil from the surface of base material. Enhanced Performance-Increase the welding performance for the aluminum brazing rods, enhance the fluidability and wetability of the brazing fluid. Makes Welding Easy-Reduces the surface tension of the material to be brazed, expands aluminum brazing rods brazing area, and makes welding easier. 100% customer satisfaction is our first priority. Professional engineers and customer supports team is 7/24 standing by for answering any technical and other problems from our valued customers.