The Hobart HB-28 .030″ MIG Welding Wire is a high-performance, copper-coated mild steel solid wire engineered to meet the rigorous demands of industrial manufacturing and structural fabrication. Classified as AWS A5.18 ER70S-6, this wire is formulated with elevated levels of manganese and silicon deoxidizers. These chemical additions are critical for scavenging impurities from the weld puddle, making HB-28 an excellent choice for applications where base metal surface preparation cannot be perfect. It effectively handles light to moderate rust, mill scale, and oil, producing sound, porosity-free welds with high tensile strength.<\/p>\n
Operational efficiency is a key characteristic of the HB-28 series. The precision copper coating serves a dual purpose: it enhances electrical conductivity for efficient energy transfer at the contact tip, and it provides a low-friction surface that ensures smooth, consistent feeding through long MIG gun liners. This reduces the risk of bird-nesting and micro-arcing within the tip, thereby extending consumable life and reducing downtime. The wire produces an exceptionally stable arc with minimal spatter, which translates to significantly reduced post-weld cleanup and grinding operations, optimizing overall workflow productivity.<\/p>\n
This 33 lb spool is designed for standard industrial wire feeders and is suitable for both single and multiple pass applications. The HB-28 exhibits excellent wetting action, allowing the weld metal to flow smoothly into the toes of the weld for a flat, uniform bead profile. It is compatible with a variety of shielding gases, including 100% Carbon Dioxide (CO2) for deep penetration and economy, as well as Argon\/CO2 mixtures (typically 75\/25) for reduced spatter and improved arc control in out-of-position welding. Whether utilized in the manufacturing of pressure vessels, heavy equipment, or railcars, the Hobart HB-28 delivers consistent, code-quality results.<\/p>\n","protected":false},"excerpt":{"rendered":"Premium ER70S-6 Solid Wire for Industrial Fabrication The Hobart HB-28 .030″ MIG Welding Wire is a high-performance, copper-coated mild steel solid wire engineered to meet the rigorous demands of industrial manufacturing and structural fabrication. Classified as AWS A5.18 ER70S-6, this wire is formulated with elevated levels of manganese and silicon deoxidizers. These chemical additions are… View Article<\/a>","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1962,1959],"product_tag":[],"class_list":{"0":"post-1800821","1":"product","2":"type-product","3":"status-publish","5":"product_cat-steel-mig-and-tig-wires","6":"product_cat-welding-wires-and-electrodes","7":"pa_aws-spec-er70s-6","8":"pa_brand-hobart","9":"pa_diameter-0-030","10":"pa_grade-s6-copper-coated","11":"pa_packaging-33lb-spool","12":"pa_packaging-description-33lb-spool","13":"pa_polarity-dc","14":"pa_spool-size-33-lb","15":"pa_weld-process-mig","16":"pa_wire-type-solid","18":"first","19":"onbackorder","20":"taxable","21":"shipping-taxable","22":"purchasable","23":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/product\/1800821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/media?parent=1800821"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/product_brand?post=1800821"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/product_cat?post=1800821"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/josefgases.com\/stage\/wp-json\/wp\/v2\/product_tag?post=1800821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}