Bulk Battery Anode Nano Magnetic Iron Powder For Energy Storage Solutions
Battery Anode Iron Powder: Next-Gen Material for Energy Storage Solutions
In the ever-evolving landscape of energy storage, the quest for efficient, sustainable, and cost-effective materials is paramount. Among the promising contenders is battery anode iron powder, a next-gen material poised to revolutionize energy storage solutions.
Understanding Battery Anode Iron Powder
Iron powder, particularly in its nanopowder form, is gaining traction as a significant material in energy storage applications. Known for its abundant availability and favorable electrochemical properties, iron powder is being integrated into lithium-ion and sodium-ion batteries as a viable anode material. The chemical formula for iron oxide nanopowder is Fe2O3, with polymorphs such as α-Fe2O3 (hematite) and γ-Fe2O3 (maghemite) showcasing unique characteristics beneficial for battery applications.
Key Characteristics of Iron Oxide Nanopowder
- High Theoretical Capacity: Iron oxide anodes demonstrate high theoretical capacities, ranging from 924 to 1007 mAh/g during lithiation processes, making them suitable for high-performance energy storage.
- Crystalline Structures: α-Fe2O3 exhibits a rhombohedral crystal structure and antiferromagnetism, while γ-Fe2O3 adopts a cubic crystal structure and displays ferromagnetism at room temperature.
- Purity and Morphology: Iron oxide nanopowder is available in high purity (>99.55%) and spherical morphology, enhancing its efficiency in battery applications.
Applications in Energy Storage
Lithium-Ion Batteries
Iron powder is increasingly being used in lithium iron phosphate (LFP) batteries, which are pivotal for electric vehicles and renewable energy storage. LFP batteries offer several advantages over other chemistries, including lower cost, increased cycle life, and improved safety. The integration of iron powder in these batteries enhances their performance and aligns with the global shift towards sustainable energy solutions.
Sodium-Ion Batteries
Sodium-ion technology is emerging as a sustainable alternative to lithium-ion batteries. Iron powder serves as a crucial anode material in sodium-ion batteries, offering high capacity and extended lifespans.
Research and Innovations
Recent advancements in the field highlight the potential of iron powder as a transformative material in battery technology. A notable development is the use of iron chloride (FeCl3) as a cathode in all-solid-state lithium-ion batteries.
Advantages of Iron-Based Batteries
- Cost-Effectiveness: Iron-based materials like FeCl3 offer a low-cost alternative to traditional cathode materials, reducing the overall cost of lithium-ion batteries.
- Safety and Reliability: All-solid-state batteries using iron-based cathodes eliminate the risk of leakage and fire, enhancing safety and reliability.
- Sustainability: Iron is abundant and widely used, making iron-based batteries a more sustainable option for energy storage.
Material Properties Comparison
| Property |
Iron-Based Alloy Powders |
Stainless Steel (316L) |
Nickel Alloys (Inconel 625) |
Titanium (Ti-6Al-4V) |
| Density (g/cm³) |
7.4-7.9 (varies by alloy) |
7.9 |
8.4 |
4.4 |
| Hardness (HRC) |
20-65 (depends on heat treatment) |
25-35 |
20-40 (annealed) |
36-40 |
| Tensile Strength (MPa) |
300-1,500+ |
500-700 |
900-1,200 |
900-1,100 |
| Corrosion Resistance |
Moderate (improves with Cr/Ni) |
Excellent |
Excellent |
Excellent |
| Max Operating Temp. (°C) |
500-1,200 (alloy-dependent) |
800 |
1,000+ |
600 |
| Cost (vs. Pure Fe = 1x) |
1x-5x (alloy-dependent) |
3x-5x |
10x-20x |
20x-30x |
Powder Injection Molding Technology
Compared with traditional process, with high precision, homogeneity, good performance, low production cost, etc. In recent years, with the rapid development of MIM technology, its products have been widely used in consumer electronics, communications and information engineering, biological medical equipment, automobiles, watch industry, weapons and aerospace and other industrial fields.
Chemical Composition
| Grade |
C |
Si |
Cr |
Ni |
Mn |
Mo |
Cu |
W |
V |
Fe |
| 316L |
|
|
16.0-18.0 |
10.0-14.0 |
|
2.0-3.0 |
- |
- |
- |
Bal. |
| 304L |
|
|
18.0-20.0 |
8.0-12.0 |
|
- |
- |
- |
- |
Bal. |
| 310S |
|
|
24.0-26.0 |
19.0-22.0 |
|
- |
- |
- |
- |
Bal. |
| 17-4PH |
|
|
15.0-17.5 |
3.0~5.0 |
|
- |
3.00-5.00 |
- |
- |
Bal. |
| 15-5PH |
|
|
14.0-15.5 |
3.5~5.5 |
|
- |
2.5~4.5 |
- |
- |
Bal. |
| 4340 |
0.38-0.43 |
0.15-0.35 |
0.7-0.9 |
1.65-2.00 |
0.6-0.8 |
0.2-0.3 |
- |
- |
- |
Bal. |
| S136 |
0.20-0.45 |
0.8-1.0 |
12.0-14.0 |
- |
|
- |
- |
- |
0.15-0.40 |
Bal. |
| D2 |
1.40-1.60 |
|
11.0-13.0 |
- |
|
0.8-1.2 |
- |
- |
0.2-0.5 |
Bal. |
| H11 |
0.32-0.45 |
0.6-1 |
4.7-5.2 |
- |
0.2-0.5 |
0.8-1.2 |
- |
- |
0.2-0.6 |
Bal. |
| H13 |
0.32-0.45 |
0.8-1.2 |
4.75-5.5 |
- |
0.2-0.5 |
1.1-1.5 |
- |
- |
0.8-1.2 |
Bal. |
| M2 |
0.78-0.88 |
0.2-0.45 |
3.75-4.5 |
- |
0.15-0.4 |
4.5-5.5 |
- |
5.5-6.75 |
1.75-2.2 |
Bal. |
| M4 |
1.25-1.40 |
0.2-0.45 |
3.75-4.5 |
- |
0.15-0.4 |
4.5-5.5 |
- |
5.25-6.5 |
3.75-4.5 |
Bal. |
| T15 |
1.4-1.6 |
0.15-0.4 |
3.75-5.0 |
- |
0.15-0.4 |
- |
- |
11.75-13 |
4.5-5.25 |
Bal. |
| 30CrMnSiA |
0.28-0.34 |
0.9-1.2 |
0.8-1.1 |
- |
0.8-1.1 |
- |
- |
- |
- |
Bal. |
| SAE-1524 |
0.18-0.25 |
- |
- |
- |
1.30-1.65 |
- |
- |
- |
- |
Bal. |
| 4605 |
0.4-0.6 |
|
- |
1.5-2.5 |
- |
0.2-0.5 |
- |
- |
- |
Bal. |
| 8620 |
0.18-0.23 |
0.15-0.35 |
0.4-0.6 |
0.4-0.7 |
0.7-0.9 |
0.15-0.25 |
- |
- |
- |
Bal. |
Powder Specification
| Particle Size |
Tapping Density (g/cm³) |
Particle Size Distribution (μm) |
| D50:12um |
>4.8 |
D10: 3.6-5.0 | D50: 11.5-13.5 | D90: 22-26 |
| D50:11um |
>4.8 |
D10: 3.0-4.5 | D50: 10.5-11.5 | D90: 19-23 |
Factory Equipment
Exhibition & Partner
Case Studies
Ship to Poland
Ship to Germany
Frequently Asked Questions
1. What types of stainless steel powders are used in 3D printing?
- Common grades include 316L (excellent corrosion resistance), 17-4 PH (high strength and hardness), 304L (general-purpose use), and 420 (wear resistance). Each grade has specific properties suited for different applications.
2. What is the typical particle size for stainless steel powders in 3D printing?
- The particle size typically ranges from 15 to 45 micrometers (µm). Spherical particles are preferred for better flowability and packing density.
3. Can stainless steel powders be reused?
- Yes, unused powder can often be recycled by sieving and blending with fresh powder. However, excessive reuse can degrade powder quality, so regular testing is recommended.
4. What safety precautions should be taken when handling stainless steel powders?
- Avoid inhalation or skin contact by using gloves, masks, and protective clothing.
- Store powders in a dry, airtight container to prevent moisture absorption.
- Handle powders in a well-ventilated area or under inert gas to minimize explosion risks.