ESAB ARISTO ROD 12.50 1.2MM SPOOL 18KG
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Product Overview
The ESAB AristoRod 12.50 is a premium manganese-silicon alloyed solid MIG welding wire, engineered for gas metal arc welding (GMAW) of unalloyed and fine-grained carbon-manganese structural steels. Supplied on an 18kg spool at 1.2mm diameter, this wire is built around ESAB's proprietary ASC (Advanced Surface Characteristics) technology — a surface treatment that sets AristoRod apart from standard copper-coated MIG wires.
Key Features
- ASC Surface Technology – Improves feedability and arc stability while extending corrosion resistance during storage
- Reduced Contact Tip Wear – The refined wire surface minimizes friction and wear inside the contact tip and liner, cutting consumable replacement costs
- Low Spatter, Stable Arc – Delivers a smooth, consistent arc even at high welding currents, with noticeably less spatter than conventional wires
- Excellent Weld Pool Control – Balanced manganese and silicon content produces a fluid weld puddle with superior wetting action for clean, well-formed beads
- Handles Mill Scale & Rust – Higher Mn/Si content makes this wire well-suited to welding over moderate-to-high levels of rust and mill scale
- Trouble-Free Feeding – Reliable performance at high wire feed speeds and over long feed distances, ideal for both manual and mechanized/robotic welding setups
- Reduced Fume Emission – Cleaner burning characteristics compared to standard wire coatings
Technical Specifications
| Specification | Detail |
|---|---|
| Wire Diameter | 1.2mm |
| Spool/Package Weight | 18kg |
| Classification | ER70S-6 (AWS A5.18) / G3Si1 (EN ISO 14341) |
| Wire Type | Manganese-silicon alloyed solid wire |
| Polarity | DC+ (electrode positive) |
| Shielding Gas | 100% CO2, or Argon/CO2 mixed gas blends (e.g. 95/5, 88/12, 80/20), Argon/O2 blends |
Applications
ESAB AristoRod 12.50 is widely used for welding carbon steels across:
- Structural steel fabrication
- Automotive manufacturing and repair
- Agricultural equipment
- Heavy equipment and machinery
- Shipbuilding
- Pressure vessel fabrication
- General MIG welding fabrication shops
Why Choose ESAB AristoRod 12.50?
Backed by ESAB's global reputation for quality welding consumables, the AristoRod 12.50 is designed to reduce downtime, improve productivity, and deliver consistently clean welds — whether you're running a manual MIG setup on the shop floor or a high-speed robotic welding cell. Its combination of stable arc performance, low spatter, and reduced tip wear makes it a cost-effective choice for professional fabricators and welders who need reliable, repeatable results.
