Precision Titanium Alloy Machining

Custom Titanium Parts Manufacturing

machined parts

Titanium alloys represent the pinnacle of modern engineering materials, combining exceptional strength-to-weight ratios with outstanding corrosion resistance. These sophisticated metal alloys deliver an unprecedented combination of properties that make them invaluable for high-performance machined components.

Titanium's distinctive characteristics make them essential in demanding applications: remarkable strength comparable to steel at roughly half the weight, superior corrosion resistance exceeding that of stainless steel, and excellent temperature stability. They maintain their mechanical properties across extreme temperature ranges and resist degradation in aggressive environments. Their high strength-to-weight ratio makes them ideal for components where weight reduction is crucial, while their exceptional corrosion resistance ensures longevity in challenging operating conditions.

While titanium alloys require specialized machining expertise due to their high strength, low thermal conductivity, and tendency to work harden, their performance benefits justify the investment in advanced machining techniques. When properly machined, titanium alloy components exhibit superior surface finishes and precise dimensional stability. The material's unique combination of high strength and relatively low modulus of elasticity allows for robust yet flexible designs, while its work hardening characteristics can be utilized to enhance surface durability. These properties, combined with its unmatched corrosion resistance and strength-to-weight ratio, make titanium particularly valuable for applications where reliability under extreme conditions or weight optimization is critical.

Benefits of using titanium alloys for precision machined parts

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Common titanium alloys we work with

Ti-2 (Commercially Pure)

Ti-2 is an unalloyed titanium grade that provides exceptional corrosion resistance with moderate strength. Its superior resistance to chlorides and oxidizing environments, combined with excellent formability, makes it particularly suitable for chemical processing equipment, heat exchangers, and marine applications where maximum corrosion resistance is required.

Material Cost: 6

Machining Cost: 7

Durability: 7

Corrosion Resistance: 9

Temperature Resistance: 7

Strength-To-Weight Ratio: 6

Typical Tolerances: ±0.001" to ±0.003"

Ti-5 (Grade 5, Ti-6Al-4V)

Ti-5 is the most widely used titanium alloy, offering an outstanding combination of high strength, light weight, and excellent corrosion resistance. Its superior strength-to-weight ratio and exceptional mechanical properties make it ideal for critical components in aerospace, industrial equipment, and high-performance mechanical applications where reliability is essential.

Material Properties (Scale 1-10)

Material Cost: 7

Machining Cost: 8

Durability: 9

Corrosion Resistance: 8

Temperature Resistance: 8

Strength-To-Weight Ratio: 9

Typical Tolerances: ±0.001" to ±0.003"

Ti-23 (Grade 23, Ti-6Al-4V ELI)

Ti-23 is an extra-low interstitial (ELI) variant of Ti-5, providing enhanced ductility and fracture toughness while maintaining excellent strength. Its superior fatigue properties and exceptional purity make it particularly valuable for critical applications in medical devices, precision instruments, and high-cycle industrial components where maximum reliability is required.

Material Properties (Scale 1-10)

Material Cost: 8

Machining Cost: 8

Durability: 9

Corrosion Resistance: 8

Temperature Resistance: 8

Strength-To-Weight Ratio: 9

Typical Tolerances: ±0.001" to ±0.005"

Common applications for precision titanium parts

Industrial Pump and Flow Control

Titanium alloys are increasingly preferred in demanding pump applications due to their exceptional corrosion resistance and strength-to-weight ratio. Their superior resistance to cavitation damage and ability to withstand aggressive fluids make them ideal for critical flow control components. The material's high fatigue strength ensures reliable long-term performance in high-cycle applications.

Common applications:

• Pump impellers and housings
• High-pressure valve components
• Seal rings and bearing surfaces
• Flow control manifolds
• Custom shaft components
• Wear rings and bushings
• Critical rotating assemblies

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Power Generation and Industrial Equipment

Titanium alloys provide outstanding performance in power generation applications where high strength, corrosion resistance, and temperature stability are essential. Their excellent fatigue properties and dimensional stability make them ideal for precision components in demanding industrial environments.

Common applications:

• Turbine components
• Custom drive shafts
• High-pressure fittings
• Control system housings
• Specialized fasteners
• Steam system components
• Critical load-bearing parts

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Instrumentation and Measurement

In precision measurement applications, titanium alloys offer an optimal combination of stability, strength, and corrosion resistance. Their exceptional dimensional stability and resistance to environmental factors make them perfect for high-accuracy instrumentation components.

Common applications:

• Pressure gauge components
• Sensor housings and mounts
• Precision measurement tools
• Temperature probe assemblies
• Custom instrument fittings
• Calibration equipment parts
• High-accuracy adjustment mechanisms

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Our titanium machining services

With over 75 years of precision machining excellence, Spex delivers custom titanium components that meet the most demanding specifications. From prototypes to multi-million piece production runs, our ISO:9001 certified facility in Rochester, NY, is equipped to handle complex, high-difficulty titanium projects across all common alloys.

Our commitment to quality, combined with extensive capabilities, ensures your custom titanium parts are manufactured to the highest standards with reliable, competitive lead times. We specialize in the following core titanium machining services:

Core services

CNC Milling: For complex geometries

Our advanced vertical and horizontal milling centers, including up to 6-axis capabilities, excel at machining intricate titanium components. We specialize in parts requiring titanium's exceptional strength-to-weight ratio and corrosion resistance, expertly handling challenging geometries in grades like Ti-2, Ti-5, and Ti-23. Trust Spex for high-performance industrial parts, custom valve bodies, and precision equipment components where material integrity and dimensional stability are critical.

Multi-Spindle Machining: Efficient high-volume production

When you need consistent, high-volume production of titanium parts (bars up to 1-5/8", chucking to 6"), our multi-spindle capabilities deliver efficiency without compromising quality. Leveraging optimized processes, advanced cutting strategies, and specialized tooling, we reliably produce critical titanium components for industrial equipment, pressure systems, and precision instruments, helping you maintain dependable supply chains.

CNC Turning: Versatile part manufacturing

We offer comprehensive CNC turning services for titanium bar stock up to 4" and chucking capabilities up to 20" in diameter. This process is ideal for producing robust cylindrical titanium components where superior strength and corrosion resistance are essential. Our specialized turning expertise navigates the unique challenges of titanium, delivering exceptional surface finishes and tight tolerances for parts ranging from small precision fittings to large industrial components like pressure vessel elements.

Swiss Machining: Ultimate precision for small parts

For small (up to 7/8" diameter, 4" length), intricate titanium components demanding exceptional accuracy and fine surface finishes, our Swiss machining services are the ideal solution. This specialized process excels at producing complex, small-diameter parts with precise tolerances. Count on Spex for high-precision titanium components used in critical applications like industrial instrumentation, medical devices, and advanced equipment where titanium's unique properties are non-negotiable.

Learn more about our machining services and capabilities

Quality & Process control

Delivering high-quality, consistent titanium components is a top priority at Spex. Our quality system is built on our ISO 9001:2015 certification, guiding how we work every step of the way. We carefully check parts during production to ensure dimensional accuracy and address the specific needs of machining titanium effectively.

We apply these same quality standards whether we're making a single prototype or thousands of parts. You can be confident in the results, as each project comes with full documentation, including material certifications, detailed measurement reports, and First Article Inspection Reports (FAIRs). This paperwork clearly shows how your parts meet your exact specifications.

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Scalable production

Short lead times

Fair prices

ISO-9001 certified

Secondary processes

Range of materials

On-time delivery

75+ years in business

Advanced CNC machining

Rapid prototyping

Titanium machining FAQs

Why is titanium considered difficult to machine?

Titanium presents unique machining challenges primarily due to its high strength, low thermal conductivity (heat doesn't dissipate easily from the cutting zone), and tendency to work-harden during the process. However, these challenges are well-understood. With the right expertise, appropriate tooling, and optimized machining parameters, Spex consistently overcomes these difficulties to produce precise titanium components.

Is titanium machining significantly more expensive than stainless steel or aluminum?

Titanium generally has a higher raw material cost compared to most stainless steels and aluminum alloys. The machining process itself can also be more demanding, potentially increasing machining time and costs due to the material's unique properties. While the initial investment might be higher, titanium's exceptional strength-to-weight ratio, superior corrosion resistance, and performance in extreme conditions often provide long-term value and justify the cost for critical applications.

What kinds of surface finishes can be achieved on precision machined titanium parts?

Excellent surface finishes can be achieved on precision machined titanium parts when the correct techniques, tooling, and parameters are employed. Spex utilizes advanced processes, including specialized Swiss machining for intricate parts, to deliver components with superior finishes and tight tolerances (often within +/- 0.001" to 0.005" depending on the grade and geometry) suitable for demanding applications.

How do you ensure the quality and consistency of machined titanium parts?

Quality and consistency are paramount at Spex. Our commitment starts with our robust Quality Management System, certified to ISO:9001:2015 standards. With over 75 years of precision machining experience, we leverage advanced inspection equipment, documented procedures, and skilled machinists experienced in handling titanium's unique properties to ensure every part meets or exceeds specifications, from prototype to multi-million piece orders.

What information is needed to get an accurate quote for titanium machining services?

To provide the most accurate quote for your titanium machining needs, please share detailed part drawings or CAD models, specify the titanium alloy grade (e.g., Grade 2, Grade 5/Ti-6Al-4V), required tolerances, desired quantity, any critical features, and necessary finishing or secondary operations. The more detail you provide about your application and requirements, the better we can tailor a and competitive quote.