Industrial Pure Iron Electrolytic Flakes | Beilun Metal
Ultra-High Purity (99.98%+) Electrolytic Iron Flakes for Precision Chemical, Magnetic & Additive Manufacturing
Next-Gen Purity for Industrial Innovation
Beilun Metal's electrolytic iron flakes redefine material excellence with 99.98%+ purity achieved through advanced electrorefining technology. Designed for critical applications in chemical catalysis, powder metallurgy, and high-frequency magnetic cores, our flakes deliver unmatched consistency, ultra-low oxygen content (<50 ppm), and customizable particle sizes. Compliant with ASTM A341, ISO 14284, and RoHS/REACH standards, they empower industries demanding defect-free metallic bases.
Material Composition & Electrochemical Purity
| Element | Maximum Allowable (ppm) | Industrial Standard |
|---|---|---|
| Iron (Fe) | ≥99.98% | ASTM E415 |
| Oxygen (O) | ≤50 | ISO 4491-2 |
| Carbon (C) | ≤20 | JIS G 1215 |
| Sulfur (S) | ≤5 | GB/T 223.68 |
| Metallic Impurities | ≤30 (Cu, Ni, Cr, Mn combined) | DIN 50989 |
| Custom purity grades (99.99%+) and dopant integration (e.g., Si, Al) available. |
Unmatched Electrolytic Advantages
1. Ultra-Refined Morphology
Particle Shape: Dendritic/leaf-like structures (enhanced surface area)
Size Distribution: 10–500 μm (D50 adjustable ±5%)
Surface Oxidation: <0.1% (argon-atomized packaging)
2. Critical Process Performance
Sintering Activity: 95% density achieved at 1,150°C (200°C lower than conventional powders)
Electroplating Efficiency: 98% current utilization (vs. 85% for carbonyl iron)
Magnetic Permeability: 8,000–15,000 (annealed, DC bias)
3. Contamination Control
Acid Insolubles: <0.01% (ideal for chemical precursors)
Chloride Residue: ≤10 ppm (prevents catalyst poisoning)
Hydrogen Embrittlement: Class 0 (ISO 7539-9)
4. Supply Chain Flexibility
Packaging: Vacuum-sealed 25kg drums or ISO-container bulk bags
Lead Time: 7 days for standard grades; 14 days for custom dopants
Industrial Application Matrix
| Industry | Key Use Case | Performance Benchmark |
|---|---|---|
| Chemical Catalysis | Fischer-Tropsch catalyst carriers | 99.98% CO conversion efficiency |
| Additive Manufacturing | Binder jetting feedstock | <0.05% porosity in sintered parts |
| Magnetic Composites | High-frequency soft magnetic cores | Core loss <300 mW/cm³ @ 100 kHz |
| Surface Engineering | Thermal spray coatings | 350 HV adhesion strength, ASTM C633 |
Technical Specifications
| Parameter | Specification Range |
|---|---|
| Purity | 99.98%–99.995% |
| Apparent Density | 2.5–3.8 g/cm³ (adjustable) |
| Tap Density | 3.0–4.5 g/cm³ |
| Specific Surface Area | 0.2–1.5 m²/g (BET method) |
| Particle Size (D50) | Customizable 10–500 μm |
| Certifications | ISO 9001, IATF 16949, TÜV SÜD |
Electrorefining Process Excellence
Anode Preparation: 99.9% pure cast iron anodes dissolved in HCl electrolyte.
Electrodeposition: Controlled current density (200–500 A/m²) for dendritic growth.
Post-Processing:
Ultrasonic washing (pH-neutral solution)
Vacuum drying (<10 ppm moisture)
Cryogenic milling for size customization
Quality Assurance:
SEM-EDS analysis for particle morphology
ICP-OES impurity profiling
Sustainability Commitment
Zero Waste Electrolysis: 99% electrolyte recycling rate
Carbon Neutral: 100% renewable energy-powered refining
Circular Economy: Flake recycling program for spent catalysts/powders
FAQ
Q: How do your flakes compare to carbonyl iron powder?
A: Higher purity (99.98% vs. 99.8%), lower oxygen, and customizable dendritic structures for enhanced reactivity.
Q: Can you supply hydrogen-reduced flakes?
A: Yes – Hydrogen annealing available (O₂ <20 ppm, C <10 ppm).
Q: What's the shelf life in humid environments?
A: 24 months in unopened packaging; desiccant-added options for tropical climates.
Q: MOQ for R&D samples?
A: 5kg samples with full material traceability reports.
Why Beilun Metal?
Electrolytic Pioneers: 20+ years specializing in high-purity metal flakes
Application Engineering: Free technical support for sintering/coating parameter optimization
Global Logistics: DDP terms with hazardous material certification
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