Key Parameters & Features of Cold Rolled Pure Iron Sheets
To help you quickly grasp the technical advantages of our product, we've organized its core parameters and unique features into the table below:
| Parameter | Value / Description |
|---|---|
| Purity Level | ≥ 99.8% (high-purity for stable performance) |
| Thickness Range | 0.1mm – 3.0mm (flexible for diverse application needs) |
| Width Range | Up to 1000mm (accommodates large or custom-sized parts) |
| Surface Finish | Smooth, oxide-free (ideal for subsequent coating and plating processes) |
| Tensile Strength | 250 – 300 MPa (balances ductility and structural stability) |
| Relative Permeability | High (≥ 15,000; ensures efficient magnetic flux conduction) |
| Coercivity | Low (≤ 80 A/m; reduces energy loss in magnetic circuits) |
| Core Loss | Minimal (optimized for energy-efficient applications like motors or transformers) |
Why Choose Our Cold Rolled Pure Iron Sheets?
Our product addresses the critical needs of precision industries through these key advantages:
High Magnetic Permeability: Enables efficient magnetic flux transfer, making it perfect for electromagnetic components (e.g., solenoids, sensors).
Low Hysteresis Loss: Minimizes energy waste in alternating magnetic fields, improving the efficiency of motors, transformers, and relays.
Excellent Ductility & Formability: Can be easily stamped, bent, or deep-drawn without cracking-reducing manufacturing rejects.
Superior Surface Quality: The cold-rolled process creates a smooth, uniform surface that's ready for coating, plating, or insulation.
Consistent Material Properties: A homogeneous microstructure ensures repeatable performance across batches, critical for mass-produced parts.
Applications & Use Cases for Cold Rolled Pure Iron Sheets
Our cold rolled pure iron sheets are widely adopted in industries that demand high magnetic permeability and low core loss. Typical use cases include:
Electromagnetic Shielding: Used in electronic housings and enclosures to block interference and protect sensitive components.
Motor & Transformer Cores: Ideal for laminations in small motors, relays, and low-loss transformers (optimizes energy efficiency).
Solenoid Cores & Actuators: Delivers precise, responsive magnetic movement for automotive, industrial, and aerospace actuators.
Magnetic Sensors & Instruments: Ensures accuracy in measuring devices (e.g., magnetic flowmeters, scientific detectors).
Automotive Components: Integrated into EV systems, ignition components, and automotive sensors (supports high-reliability requirements).
Scientific & Research Equipment: Applied in particle accelerators, laboratory instruments, and testing systems (where purity and consistency matter).
Guidelines for Using Cold Rolled Pure Iron Sheets (Best Results)
To maximize the performance and lifespan of our cold rolled pure iron sheets, follow these practical guidelines:
1. Handling & Storage
Store sheets in a dry, well-ventilated environment to prevent oxidation. While the material has good corrosion resistance, long-term exposure to humidity may cause surface rust.
Avoid stacking heavy objects on thin sheets (≤ 0.5mm) to prevent deformation.
2. Machining & Forming
Use standard metalworking methods (punching, cutting, bending, welding) for processing.
After severe deformation (e.g., deep drawing), anneal the material to restore its magnetic properties (see "Heat Treatment" below).
3. Heat Treatment (for Optimal Magnetism)
Anneal at 850°C – 920°C in a protective atmosphere (e.g., hydrogen or vacuum) to eliminate internal stresses.
Cool slowly (≤ 50°C/hour) to maintain a homogeneous microstructure and high permeability.
4. Insulation & Coating
For stacked core applications (e.g., transformers), apply insulation varnish or thin coatings between layers to reduce eddy current losses.
How Our Cold Rolled Pure Iron Sheets Solve Critical Problems
Our material directly addresses pain points in precision manufacturing and high-performance applications:
Reduces Energy Loss: Low hysteresis and eddy current losses boost overall system efficiency (critical for energy-saving devices like EV motors).
Enhances Product Lifespan: High purity (≥ 99.8%) and consistent properties minimize component failure rates, reducing maintenance costs for end products.
Improves Manufacturing Yield: Excellent formability means fewer rejects during stamping/forming-lowering production costs.
Increases Design Flexibility: Available in a wide range of thicknesses (0.1mm – 3.0mm) and widths (up to 1000mm) to meet custom project requirements.
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