ERCuSi-A MIG wire
Silicon bronze MIG wire commonly used for MIG brazing, sheet metal, and some copper-alloy joining.
AWS Spec and Fit Notes
Copper and copper-alloy bare electrodes and rods.
MIG wire form. Confirm machine setup and polarity/current type for the exact product.
Copper / bronze starting point; verify exact alloy and service conditions.
Use diameter, amperage, joint design, and position to narrow the final product search.
Amazon Search by Grade and Diameter
These links search Amazon for the AWS grade and diameter. They are not verified exact-product buy buttons; confirm brand, AWS classification, diameter, package size, shielding/polarity requirements, and seller details before purchasing.
Search This AWS Grade by Brand
Open a brand page to search this same AWS classification by brand and diameter. Brand pages are organized for quick comparison and are not verified SKU lists yet.
.023 in, .030 in, .035 in
Hobart ERCuSi-A searches.023 in, .030 in, .035 in
Washington Alloy ERCuSi-A searches.023 in, .030 in, .035 in
Victory Alloy ERCuSi-A searches.023 in, .030 in, .035 in
Harris ERCuSi-A searches.023 in, .030 in, .035 in
Weldcote ERCuSi-A searches.023 in, .030 in, .035 in
ESAB ERCuSi-A searches.023 in, .030 in, .035 in
Selection Notes
This may be brazing/braze-welding rather than fusion welding depending on setup and base metal.
Use this as a starting point only. Confirm the WPS, code requirements, base metal grade, service conditions, and manufacturer data sheet before ordering or welding.