ESAB 4043 is one of the oldest and most widely used welding and brazing alloys.  It is an aluminum filler alloy with 5% silicon added.  
Wire diameters are limited to 1/10 of the AWS A5.10 diameter control specification range.
| Additional Information | 
|---|
| Packaging Description:0.45kg spool | 
| Weld Process:MIG | 
| AWS Spec :ER4043 | 
| Diameter:0.035 | 
| Packaging:1lb spool | 
| Brand:Esab | 
| Polarity:DC+ | 
| Position:All Position |