Custom 3D Printing MIM Iron Metal Powder For Binder Jetting & SLM
In the rapidly evolving world of additive manufacturing, 3D printing technologies like Binder Jetting and Selective Laser Melting (SLM) have revolutionized the production of complex, durable components. Central to these advancements is the use of high-quality Fe powder, which ensures the creation of durable, low-defect layers.
Understanding 3D Printing Fe Powder
What is Fe Powder?
Fe powder, or iron-based powder, is a crucial material used in 3D printing, particularly in metal additive manufacturing. Known for its excellent mechanical properties, Fe powder is utilized to produce robust components with high tensile and yield strength. The spherical shape of Fe powder particles enhances flowability, making it ideal for precise layer deposition in 3D printing processes.
Key Characteristics of Fe Powder
- Particle Size: Available in various particle sizes: 0-25μm, 15-53μm, 45-105μm, and 75-150μm for tailored applications
- Composition: Typically contains nickel (17-19%), molybdenum (4.5-5.2%), cobalt (8.5-9.5%), and titanium (0.6-0.8%) for enhanced strength
- Density and Flowability: Apparent density ≥4.2 g/cc with flowability ≤18 s for efficient printing
Binder Jetting: A Revolutionary 3D Printing Technique
How Binder Jetting Works
Binder Jetting is a non-beam-based additive manufacturing process where a liquid binder is selectively deposited onto a powder bed. This technique allows for the rapid production of complex structures with isotropic properties.
The process involves:
- Printing: Binder is sprayed onto the powder bed at room temperature
- Curing: Printed component is heated to strengthen the sample
- Depowdering: Excess powder removed in inert environments
- Sintering: Component heated to high temperatures for densification
Advantages of Binder Jetting
- Compatible with metals, ceramics, and polymers
- Cost-efficient for high-volume production
- Enables intricate geometries without support structures
Selective Laser Melting (SLM): Precision in Metal Printing
SLM Process Overview
Selective Laser Melting uses a high-powered laser to fuse metal powder particles layer by layer, producing dense, high-quality parts with excellent mechanical properties.
Benefits of SLM
- Exceptional accuracy for complex components
- Superior tensile and yield strength
- Minimized porosity and defects
Applications of Fe Powder in 3D Printing
Fe powder is widely used across industries for its strength and durability:
- Automotive/Aerospace: Lightweight, high-strength components
- Healthcare: Surgical tools and dental prostheses
- Luxury Goods: Intricate jewelry and watch components
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 |
7.9 |
8.4 |
4.4 |
| Hardness (HRC) |
20-65 |
25-35 |
20-40 |
36-40 |
| Tensile Strength (MPa) |
300-1,500+ |
500-700 |
900-1,200 |
900-1,100 |
| Corrosion Resistance |
Moderate |
Excellent |
Excellent |
Excellent |
| Max Operating Temp. (°C) |
500-1,200 |
800 |
1,000+ |
600 |
| Cost (vs. Pure Fe = 1x) |
1x-5x |
3x-5x |
10x-20x |
20x-30x |
Powder Injection Molding Technology
Compared with traditional processes, powder injection molding offers high precision, homogeneity, good performance, and low production cost. MIM technology products are widely used in:
- Consumer electronics
- Communications and information engineering
- Biomedical equipment
- Automotive and watch industries
- Weapons and aerospace
Chemical Composition (wt%)
| 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. |
Powder Specifications
| 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 & Partners
Case Studies
Ship to Poland
Ship to Germany
Frequently Asked Questions
What types of stainless steel powders are used in 3D printing?
- 316L (excellent corrosion resistance)
- 17-4 PH (high strength and hardness)
- 304L (general-purpose use)
- 420 (wear resistance)
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.
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.
What safety precautions should be taken when handling stainless steel powders?
- Use gloves, masks, and protective clothing
- Store in dry, airtight containers
- Handle in well-ventilated areas or under inert gas
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