TOKO AWS A5.10 ER4043 (AlSi5) Welding Wire
TOKO AWS A5.10 ER4043 (AlSi5) Aluminum Alloy Welding Wire. Common use for general purpose welding of 6xxx series aluminum alloys, automotive parts, bicycle frames, and structural components.
Key Advantages
- AWS A5.10 Certified: Compliant with international standards for aluminum welding.
- Good Fluidity: Excellent for welding 6xxx series aluminum alloys.
- Reduced Hot Cracking: Silicon content helps prevent cracking in welds.
- Versatile Applications: Suitable for both MIG and TIG processes.
- Good Color Match: After anodizing, provides good color match with base metal.
Performance Benefits
- Consistent Feedability: Optimized for stable arc performance.
- Smooth Welds: Minimal spatter and good bead appearance.
- Moisture-Resistant Packaging: Prevents oxidation during storage.
- Wide Compatibility: Excellent for 6xxx series aluminum alloys.
Common Applications
- General purpose aluminum welding
- Automotive components and frames
- Bicycle frames and components
- Structural aluminum components
- 6xxx series aluminum alloys
Technical Specifications
Standard & Classification
| Property | Value |
|---|---|
| Standard | AWS A5.10 |
| Classification | ER4043 (AlSi5) |
| Designation | "ER" indicates suitability as Electrode or Rod |
Chemical Composition
| Element | Percentage |
|---|---|
| Silicon (Si) | 4.5–6.0% |
| Iron (Fe) | ≤ 0.8% |
| Copper (Cu) | ≤ 0.3% |
| Aluminum (Al) | Balance |
Mechanical Properties (As-Welded)
| Property | Value |
|---|---|
| Tensile Strength | ~40 ksi (276 MPa) |
| Yield Strength | ~20 ksi (138 MPa) |
| Elongation | ~18% |
| Melting Point | ~575°C |
Available Sizes
| Diameter | Form |
|---|---|
| 0.8mm, 1.0mm, 1.2mm, 1.6mm, 2.0mm | Spools for MIG or cut rods for TIG |
Shielding Gas & Welding Parameters
- MIG (GMAW): Argon or argon-helium mixtures
- TIG (GTAW): Argon, using AC or DCEN
- Produces smooth welds with minimal spatter and good bead appearance
Storage & Handling
- Store in a dry, cool environment to prevent oxidation
- Use sealed containers for prolonged storage
Why Choose TOKO ER4043?
- Proven Reliability: Trusted for general purpose aluminum welding applications.
- Consistent Quality: Uniform feedability and arc performance.
- Global Compliance: Meets international standards for aluminum welding.