Quick Look

DensityMelting PointThermal ConductivityElectrical ConductivityCoefficient of Expansion
4.5 g/cm³1668°C7-21 W/m·K1.7-2.0 MS/m8-10 µm/m·K

About the Material

Materials We Support:

ASTMDINGBDensity (g/cm³)HardnessTensile Strength,Yield (MPa)Fatigue Strength (Mpa)Elongation at Break (%)
Grade3Ti4&3.7065TA34.51195 HB539275~40025
Grade5TiAl6V4TC44.43334 HB88024014

Advantages:

  1. Strength and Lightweight: Titanium alloys provide high strength while remaining lightweight, ideal for applications where weight is a critical factor.

  2. Corrosion Resistance: Titanium is highly resistant to corrosion, making it suitable for marine, chemical, and medical applications.

  3. Heat Resistance: Titanium retains its mechanical properties at high temperatures, ideal for aerospace and high-performance automotive parts.

  4. Biocompatibility: Titanium's biocompatibility makes it suitable for medical implants and devices.

Limitations:

  1. Machinability: Titanium is challenging to machine due to its hardness and tendency to work harden, requiring specialized tooling and slower cutting speeds.

  2. Cost: Titanium is more expensive compared to other metals, which can increase production costs.

  3. Tool Wear: Machining titanium results in significant tool wear, adding to the overall cost and complexity of production.

Chemical Composition Table for Titanium Alloys

ElementTypical Percentage (%)
Titanium (Ti)85-95
Aluminum (Al)4-6
Vanadium (V)2-4
Iron (Fe)≤ 0.5
Oxygen (O)≤ 0.2

Mechanical Machining Properties Table for Titanium Alloys

PropertyValue
Machinability RatingLow
Cutting Speed (m/min)20-40
Tool Wear ResistanceLow
Coolant RequirementEssential
Surface Finish QualityModerate

Design Parameters Table for CNC Machining Titanium Alloys

Maximum   Bulid Size (mm)Minimum Wall   Thickness (mm)Minimum   Assembly Gap (mm)Tolerance (mm)Minimum End   Mill Size (mm)Minimum Drill   Size (mm)
850x500x50010.01Minimum 0.0110.5

Industry Applications and Case Studies for CNC Machining Titanium Alloys

  1. Aerospace Industry:

    • Application: Production of turbine blades, airframe components, and fasteners.

    • Case Study: An aerospace company used CNC machining to produce titanium alloy turbine blades, providing high strength and heat resistance.

  2. Medical Industry:

    • Application: Manufacturing of orthopedic implants, surgical instruments, and dental implants.

    • Case Study: A medical device manufacturer utilized CNC machining to create titanium hip implants, ensuring biocompatibility and durability.

  3. Automotive Industry:

    • Application: Production of exhaust components, connecting rods, and valves.

    • Case Study: A high-performance automotive manufacturer used CNC machining to produce titanium alloy exhaust systems, reducing weight and improving heat resistance.

Frequently Asked Questions (FAQs) about CNC Machining Titanium Alloys

  1. What are the benefits of using titanium alloys in CNC machining?

    • Titanium alloys offer high strength-to-weight ratio, corrosion resistance, and biocompatibility, making them ideal for aerospace, medical, and high-performance automotive applications.

  2. Is CNC machining suitable for high-volume titanium alloy production?

    • CNC machining can be used for high-volume production, but the costs and tool wear associated with titanium may require careful planning.

  3. What industries benefit from CNC machining titanium alloys?

    • Industries such as aerospace, medical, and automotive benefit from titanium's properties.

  4. How does titanium compare to aluminum in terms of machinability?

    • Titanium is significantly harder to machine compared to aluminum, requiring specialized tools and slower cutting speeds.

  5. What are the limitations of using titanium alloys in CNC machining?

    • Limitations include high material cost, challenging machinability, and increased tool wear.

  6. Can titanium alloys be heat-treated after CNC machining?

    • Yes, titanium alloys can be heat-treated to improve their mechanical properties.

  7. What tolerances can be achieved with CNC machining titanium alloys?

    • Typical tolerances are ±0.1 mm, depending on the specific requirements of the part.

Finishing Options

Name
Colors
Can Be Applied with
Titanium Anodizing
Blue, purple, green, yellow, and more.
Corrosion Resistance Increased Hardness Aesthetic Appeal Biocompatibility Better Adhesion

Parts Made by AutofabX

CNC Titanium Alloys
CNC Titanium Alloys