Ferro Alloys / FeSiMg
Ferro Silicon Magnesium
Primary alloy used as nodularizer in ductile iron production.
Technical Specifications
grade
FeSiMg 5-7% Mg
size
2-8mm, 5-25mm
packaging
25 kg bag / Big-bag
origin
Norway / China
Key Features
- Controlled magnesium content (5-7% Mg)
- Rare earth element addition
- High nodularization efficiency
- Low MgO slag formation
- Stable reaction characteristics
Applications
- Ductile iron (spheroidal graphite iron) production
- Compacted graphite iron
- Automotive parts manufacturing
- Pipe and valve manufacturing
- Wind turbine components
Dimension Table
| element | min | max | typical |
|---|---|---|---|
| Mg | 5.0 | 7.0 | 6.0 |
| Si | 44 | 48 | 46 |
| RE | 0.5 | 1.0 | 0.8 |
| Ca | 0.5 | 2.0 | 1.0 |
| Al | 0 | 1.0 | 0.5 |
| Fe | - | - | Balance |
Technical Notes
- 01Grain size selection should be based on ladle method.
- 02Minimize exposure to air.
- 03Treatment temperature should be between 1450-1520°C.
- 04Magnesium recovery rate is between 40-60%.