Bossweld 4047 Aluminium Alloy TIG Welding Rod is a high-silicon aluminium filler rod engineered to deliver superior fluidity and higher shear strength, making it ideal for welding and brazing aluminium castings and sheet structures. Its 10% silicon alloy composition ensures smooth, low-crack welds for automotive, marine and general aluminium applications.

Key Features:

• Classification AWS A5.10 ER4047
• High silicon 10% aluminium alloy filler providing excellent fluidity and bead wetting
• Reduced hot cracking with improved shear strength in welded joints
• Lower melting point making it suitable for aluminium brazing applications
• Ideal for welding or brazing aluminium sheets, extrusions and castings
• Available in 0.45 kg packs in 2.4 mm diameter