How To Weld Aluminum Gutters. Also to be welded or soldered the aluminum would have to be raw aluminum - no paint. Check out this video as Bob shows you how to stick weld aluminum.
The recommended electrode angle of travel is 5 to 15 degrees. Fasten pre-mitered aluminum corner to the gutter end using sealant and aluminum pop rivets. Check out this video as Bob shows you how to stick weld aluminum.
Also to be welded or soldered the aluminum would have to be raw aluminum - no paint.
This instructable will teach you how to use a propane torch and some aluminum brazing rods as a quick way to bond aluminum without using a welder. Cut the gutter to length using a hacksaw and tin snips. Brush the area to be soldered with spirits of salts hydrochloric acid. If the angle falls within this range it will be much easier to control the molten pool.