ER70S-6 is a copper-coated mild steel MIG wire with high manganese and silicon content, designed for strong arc stability and excellent performance on rusty or dirty steel. It works well with 100% CO₂ or Ar/CO₂ shielding gas and produces smooth welds with minimal spatter.

Key Features

• High Mn & Si for better tolerance on dirty/rusty steel
• Smooth arc and stable wire feeding
• Works with CO₂ or Ar/CO₂ gas
• Low spatter, clean weld finish
• Suitable for single and multi-pass welding
  

Applications

• Structural and construction welding
• Automotive and truck repair
• Farm equipment and maintenance
• General steel fabrication
• Rusty or poor fit-up materials
  

Materials Compatibility

Mild Steel
Carbon Steel
Low-Alloy Steel

Specifications

• Wire Type: ER70S-6
• Diameter: 0.8mm / 0.9mm
• Material: Copper-coated mild steel
• Gas: CO₂ / Ar-CO₂ mix
• Spool: 10 lb (4.5 kg)

Package Includes

1 × ER70S-6 MIG Wire Spool (10 lb)

FAQ

Q: Does it require gas?
Yes, it must be used with shielding gas.

Q: Can it weld rusty steel?
Yes, it is designed for surfaces with rust, oil, or dirt.

Q: What machines is it compatible with?
Most MIG welders supporting 0.8mm / 0.9mm wire and 10 lb spools.