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Welding Bike Aluminum. Ideally the wheel should be straightened before welding. The bead is much thinner and weaker and the process burns the heck out the surrounding alloy weakening the entyre area around the weld.
That means that this product is not that good at repairing the crack. For welding aluminum a clean surface of the workpiece is a basic requirement for a good welding result. I specialise in bike frame welding welding bike frames to improve strength to the frame repairs to prevent future frame cracks after the bicycle frame welding has be done.
With modern materials and skilled fabricators theres no functional difference.
Im afraid that you have made a very common and in your case a very costly mistake. Types of Aluminum Welding. Ad Improve Your Business ROI - Get A Better Deal On Aluminum Welding. Take it to a reputable shop capable of welding Al and itll be good to go.