MIG Welding Wire ER70S-6, 0.9mm, 4.5kg Spool

ER70S-6 MIG welding wire delivers cleaner, stronger mild steel welds with low spatter and steady arc control for faster, more consistent results. High manganese and silicon deoxidizers help handle lightly rusted or oily steel while supporting smooth wire feeding and fewer tangles. Designed for all-position gas-shielded welding, this solid wire supports flat, vertical, corner, and overhead work across repair, fabrication, and maintenance jobs.

• Delivers strong, consistent welds on mild carbon steel, including lightly rusted or oily material


• Reduces spatter and cleanup with stable arc performance under gas-shielded welding conditions


• Improves feed reliability to minimize wire breaks, tangles, and downtime during long runs


• Supports all-position welding for flat, vertical, corner, and overhead bead control


• Works with 100% CO₂ or 80% Ar/20% CO₂ shielding gas for dependable results

Set up your MIG welder with the right shielding gas and get dependable bead appearance with less rework. This solid mild steel welding wire is a practical choice for automotive repair, machinery fabrication, equipment maintenance, shipbuilding, and shop or garage projects where consistent feeding matters. Keep a full spool on hand to stay productive on multi-pass and longer jobs—grab yours today and get back to welding with fewer interruptions.

• Wire classification: ER70S-6


• Wire type: Solid MIG welding wire


• Wire diameter: 0.035 in (0.9 mm)


• Spool weight: 10 lb (4.5 kg)


• Tensile strength: ≥490 MPa


• Shielding gas required: Yes; 100% CO₂ or 80% Ar + 20% CO₂


• Product dimensions: 7.87 × 2.0 × 2.2 in (200 × 52 × 55 mm)