4043 AlSi5n (NG21) grade aluminium mig wire 0.8mm diameter in a choice of 0.5kg, 2kg and 5kg spool weights.
This WELDMIG wire contains 4.5-6.0% silicon content for improved wetting and is also resistant to hot cracking.
AWS A5.10 ER 4043
EN ISO 18273-S AL4043 (AL Si 5)
BS 2901 4043A (NG21)
Please note when using 4043 wire that the weld will discolour if it is anodised.
Applications include general fabrication, construction, shipbuilding, automotive industry, repair and maintenance.