Nexalloy - Model ER4047 - Aluminum Welding Alloy Wire- Brochure

ER4047 is an aluminum welding alloy with a 12% silicon content. Originally formulated for brazing, its features are high fluidity, narrow freeze range, low melting range and low shrinkage. ER4047 is a good general purpose, free flowing filler metal with good corrosion and hot cracking resistance when welded. It can also be used in sustained elevated temperatures. It comes in spools and cut length for MIG, TIG and brazing applications on 1060,1350, 3003, 3004, 3005,5005, 5050, 6053, 6061, 6951, 70