Technical Specifications
| Property / Element | Feature Description |
|---|---|
| Iron (Fe) | High-purity base optimized for magnetic performance. |
| Carbon (C) | Minimized to prevent magnetic aging. |
| Sulfur (S) | Critical for reducing hot shortness and ensuring clean grain boundaries. |
| Phosphorus (P) | Essential for maintaining high ductility and stable magnetic properties. |
| Manganese (Mn) | Controlled to balance mechanical strength without harming magnetism. |
| Coercivity (Hc) | Ensures easy magnetization and demagnetization. |
| Maximum Permeability (μm) | High permeability for efficient magnetic flux conduction. |
| Saturation Induction (Bs) | High saturation point for strong magnetic field applications. |
Physical & Dimensional Specifications
Form: Straight Rods or Coiled Wire Rod
Diameter Range: Customizable from 2.0 mm to 30.0 mm (Non-standard sizes welcomed)
Length (Rods): 1,000 mm – 6,000 mm or cut-to-length
Surface Condition: Hot Rolled, Pickled, or Cold Drawn (Bright)
Key Features & Benefits
Ultra-Low Sulfur & Phosphorus: By strictly controlling S and P to below 0.004% and 0.008% respectively, we eliminate micro-segregation and inclusions that can disrupt magnetic domain wall movement. This results in cleaner steel with superior magnetic softness.
Tailored for Electromagnets: The material exhibits low coercive force and high permeability, ensuring that components made from this rod respond quickly to magnetic fields with minimal energy loss (hysteresis loss).
Custom Diameter Flexibility: Whether you need a precise 7.2 mm rod for a solenoid core or a 25 mm bar for a magnetic separator, we offer flexible production runs to match your exact dimensional requirements, reducing your machining time and material waste.
Excellent Machinability: Despite its soft magnetic nature, the balanced chemistry ensures the rod can be easily machined, turned, or drilled to create complex electromagnetic component geometries.
Consistent Heat Treatment Response: The ultra-low impurity levels guarantee a uniform and predictable response to final annealing, allowing you to achieve the desired magnetic performance consistently.
Frequently Asked Questions (FAQ)
Q: Why are ultra-low Sulfur and Phosphorus critical for electromagnetic applications?
A: S and P form inclusions that pin magnetic domain walls, increasing coercivity and making magnetization harder. Ultra-low levels ensure soft magnetic behavior.
Q: Can you supply rods cut to specific lengths?
A: Yes. We offer custom cutting services to match your exact length requirements, reducing waste and machining time.
Q: How does magnetic performance compare to powder or sintered parts?
A: Wrought pure iron rod offers higher saturation induction and better ductility than sintered parts, making it ideal for high-flux applications requiring mechanical integrity.
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