CuTi: High-Strength Copper-Titanium Alloy for Advanced Applications
CuTi is a copper alloy enhanced with titanium (Ti) to achieve superior mechanical properties, excellent wear resistance, and good corrosion resistance. It is ideal for applications demanding high strength combined with electrical and thermal conductivity.
Composition
| Element | Content (%) |
|---|---|
| Copper (Cu) | Balance |
| Titanium (Ti) | 0.1–0.5 |
Key Features
High Strength
Superior tensile strength for demanding mechanical applications.
Good Conductivity
Retains moderate thermal and electrical conductivity.
Corrosion Resistance
Performs well in various environmental conditions.
Wear Resistance
Ideal for components subject to friction and abrasion.
Lightweight
Titanium addition enhances strength without significantly increasing weight.
Typical Applications
Electrical Contacts
Terminals and connectors for high-performance circuits.
Aerospace Industry
Lightweight, durable components for aerospace systems.
Automotive Industry
Wear-resistant parts in engines and transmissions.
Industrial Tools
Molds, dies, and cutting tools.
Specifications
| Property | Value |
|---|---|
| Density | ~8.8 g/cm³ |
| Tensile Strength | 400–600 MPa |
| Hardness (HB) | 120–180 |
| Electrical Conductivity | ~30–50% IACS |
| Thermal Conductivity | ~250–300 W/m·K |
Advantages
| Feature | Details |
|---|---|
| High durability | Excellent resistance to wear and fatigue. |
| Moderate conductivity | Suitable for electrical and thermal applications. |
| Lightweight and strong | Offers strength without significant weight increase. |
Limitations
| Constraint | Details |
|---|---|
| Reduced conductivity | Lower than pure copper. |
| Higher cost | Titanium addition increases material cost. |
FAQs
What industries commonly use CuTi?
CuTi is widely used in aerospace, automotive, and electrical industries for high-performance components.
How does CuTi compare to pure copper?
CuTi offers higher strength and wear resistance but lower conductivity than pure copper.
Can CuTi be used in corrosive environments?
Yes, its corrosion resistance makes it suitable for various environmental conditions.
Conclusion
CuTi combines the strength and durability of titanium with the conductivity of copper, making it an excellent choice for advanced industrial applications. Its unique properties ensure reliability in demanding environments.