TECH & PRODUCTS
TECH & PRODUCTS
Advanced Alloy
Advanced Alloy
Advanced Alloys and
Alloy Ribbons
Alloy Ribbons
- Superalloys (Ni-, Co-, Fe-, Nb-based, etc.)
- Functional alloys (high entropy alloys (HEAs), amorphous alloys, etc.)
- High-purity alloys & pure metals (Ti, Zr, Mo, etc.)
- ASTM standard samples (tensile, creep testing, etc.)
- Customization available as needed
High Specific Strength
Alloy Design Technology
Alloy Design Technology
- Design and development of amorphous/nanocrystalline alloys with high specific strength (7 applied & 2 granted / registered patents for material compositions): Compared to existing materials, greater specific strength (x1.5) & elasticity (x5)
- Customized composition design and development (e.g., foldable hinges, semiconductor heater rods, biomedical applications, etc.)
High Specific Strength Alloy
Design & Material Properties
Design & Material Properties
- Polycrystalline
- Ti-6Al-4V alloy
: low O, C impurities - Ti-Al alloy
: high specific strength material development
- Amorphous
- Zr-based amorphous alloys
: high specific strength, high formability - Ti-based amorphous alloys
: ultra-high specific strength material development
- Nanocrystalline
- Nanocrystalline alloys
: high specific strength, high toughness
| SUS 630 |
Ti Grade5 |
Amorphous alloys (Zr-based) |
Nano crystalline alloys |
|
|---|---|---|---|---|
|
Yield strength (MPa) |
860 | 880 | 1600 | 2000 |
|
Fracture strength (MPa) |
~ 1100 | 950 | 1600 | 2100 |
| Modulus (GPa) |
~ 200 | ~ 105 | ~ 100 | 110 |
|
Hardness (Hv) |
~ 320 | 349 | 500 | 600 |
|
Specific strength (MPa/(g/cm3)) |
~ 100 | 195.6 | 246.2 | 307 |
Multi-Functional PVD
Coating Target Design
Technology
- Design and development of multi-component alloy targets for multi-functional coating (5 applied & 2 granted / registered patents for material compositions) : amorphous/high entropy alloy design methods developed for multi-component alloys
- Customized composition design and development (e.g., low-friction & wear-resistant coating targets, etc.)
Coating Layer Structure Improvement
via Application of Multi-Component Alloys
via Application of Multi-Component Alloys
Nano-composite structure
Nano-multilayered structure
Multi-Component Alloy Design
Amorphous Alloy Design
Low-friction &
wear-resistant coating target design
Low-friction &
wear-resistant coating target design
HEA (high entropy alloy) Design
Low-friction & wear-resistant coating target design
Improved adhesion to base materials
Low-friction & wear-resistant coating target design
Improved adhesion to base materials
Advanced Alloy
Manufacturing / Mass
Production Technology
Production Technology
- High-vacuum plasma/induction melting technology for refining and alloying (high value-added materials technology)
- EML’s own unique technology for producing materials in various shapes (e.g., bulk, ribbon, powder, etc.)
Cu
Zr
Cr
Si
Mo
Ni
Master Alloy (Disk)
Master Alloy (Bar)
Composition uniformity and impurity density analysis
(ICP, N/O) for refined master alloys
VPM (Vacuum Plasma Melter)
Equipment design/development/sales
Equipment design/development/sales
VIM (Vacuum Induction Melter)
Equipment design/development/sales
Equipment design/development/sales
RSP (Rapid Solidification System)
Equipment design/development/sales
(patent applied)
Equipment design/development/sales
(patent applied)
Materials
| Materials | Shape | Composltion(%) | Materials | Shape | Composltion(%) |
|---|---|---|---|---|---|
| Al | Customization | Zr | Customization | ||
| Al Alloy | Zr Alloy | ||||
| Ni | Fe | ||||
| Ni Alloy | Fe Alloy | ||||
| Cr | Si | ||||
| Cr Alloy | Si Alloy | ||||
| Ti | Mo | ||||
| Ti Alloy | Mo Alloy | ||||
| Cu | Co | ||||
| Cu Alloy | Co Alloy | ||||