Carbon Steel MIG Wire
BLUME® ER70S-3 (MIG)
BLUME® ER70S-3 (MIG)
Specification: ASME SFA/AWS A5.18 ER70S-3
Clean, Versatile, and Reliable Welding Performance
When you need a dependable mild steel MIG wire that delivers clean welds and consistent performance, trust BLUME® ER70S-3. Designed for general fabrication and automotive applications, this wire provides smooth arc stability, low spatter, and strong, uniform welds.
With its balanced deoxidizer content, BLUME® ER70S-3 produces clean weld beads with minimal silicon islands, making it the go-to choice for single-pass welding, thin materials, and applications where appearance matters.
BLUME® ER70S-3 vs Standard ER70S-3
Key Features
Key Features
✅ Smooth, stable arc – Easy handling and precise control
✅ Clean welds – Minimal silicon islands for excellent bead appearance
✅ Low spatter – Reduces cleanup time, improves productivity
✅ Versatile performance – Works across a wide range of mild steel applications
✅ Single-pass efficiency – Perfect for thinner sections and clean base metals
✅ Reliable mechanical properties – Strong, consistent weld quality
Recommended Application
Recommended Application
✔ General fabrication & light manufacturing – Clean welds with professional appearance
✔ Automotive repair & body work – Smooth, spatter-free welds on thin materials
✔ Agricultural equipment – Dependable welds for everyday durability
✔ Furniture & metal products – Clean beads where appearance is important
✔ Machinery & sheet metal fabrication – Strong welds for mild steel assemblies
Product Data Sheet
Product Data Sheet
FAQ
FAQ
Q: What shielding gas works best with BLUME® ER70S-3?
A: It works well with 100% CO₂ or Ar/CO₂ blends, depending on whether you prioritize penetration or bead appearance.
Q: How is BLUME® ER70S-3 different from standard ER70S-3?
A: BLUME® provides cleaner welds, lower spatter, and smoother arc performance, which means less cleanup and higher efficiency.
Q: Is this wire good for single-pass welding?
A: Yes – BLUME® ER70S-3 is optimized for single-pass welds on thinner and cleaner materials.
Q: What industries benefit most from this wire?
A: It’s popular in automotive repair, fabrication, agriculture, and light manufacturing, where clean welds and efficiency are essential.