Description
NIHONWELD N-AL12 is a high-performance aluminum welding electrode specially developed for the repair and reclamation of aluminum alloy castings and casting defects.
This electrode offers excellent weld strength and reliable welding performance due to its specially formulated flux coating that provides superior arc stability and smooth slag fluidity. It also allows easy removal of surface oxide during welding, helping improve weld quality and ease of operation.
N-AL12 is ideal for aluminum repair work, maintenance applications, and fabrication processes requiring dependable aluminum weld deposits with good mechanical properties.
Key Features
- High-strength aluminum weld deposits
- Excellent for repair and reclamation work
- Suitable for aluminum alloy castings
- Stable and smooth arc characteristics
- Easy oxide removal during welding
- Good slag fluidity
- Reliable mechanical properties
- Suitable for AC and DC welding applications
Classification
- AWS A5.3-91 E4047
Typical Chemical Composition of Weld Metal Deposits (%)
| Al | Si |
|---|---|
| 85.00 | 12.00 |
Typical Mechanical Properties of Weld Metal Deposits
| Property | Value |
|---|---|
| Yield Point | 165 N/mm² (24 KSI) |
| Tensile Strength | 283 N/mm² (41 KSI) |
| Elongation | 7% |
Size and Recommended Current Range (AC / DC+ / DC-)
| Diameter | Length | Current Range |
|---|---|---|
| 2.5 mm | 350 mm | 60 – 90A |
| 3.2 mm | 350 mm | 80 – 110A |
| 4.0 mm | 350 mm | 110 – 150A |
Welding Positions
- Flat
- Fillet
Applications
- Aluminum casting repair
- Reclamation of casting defects
- Aluminum fabrication work
- Maintenance and repair welding
- Surfacing and restoration applications
- General aluminum alloy welding





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