Custom CNC Machining Nitinol Parts

Professional shape memory alloy manufacturing with exceptional superelasticity and biocompatibility. Perfect for medical devices, aerospace actuators, and smart material applications requiring precision and reliability.

8%
Shape Memory Recovery
10%
Superelastic Strain
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Custom Nitinol CNC Machining Parts

Nitinol Material Properties

Nitinol is a unique nickel-titanium alloy that exhibits exceptional shape memory effect and superelasticity, making it ideal for smart material applications requiring precision and reliability.

 

Shape Memory Effect

Superior strain recovery up to 8% with precise temperature control and thermal activation.

Activation Temperature: -50°C to +100°C
Recovery Force: Up to 700 MPa
 

Superelasticity

Exceptional flexibility up to 10% strain recovery at constant temperature.

Elastic Strain: Up to 10%
Working Range: Above Af temperature
 

Biocompatibility

Medical grade certified for implantable devices with excellent corrosion resistance.

Standards: ISO 10993 Compliant
Applications: Medical implants

Nitinol Chemical Composition & Specifications

Precise nickel-titanium alloy composition optimized for superior performance

Chemical Composition

Nickel (Ni) 55.0%
Titanium (Ti) 45.0%

Physical Properties

Density
6.45 g/cm³
Melting Point
1310°C
Resistivity
82 μΩ·cm
Thermal Conductivity
18 W/m·K

Mechanical Properties

Tensile Strength 800-1200 MPa
Yield Strength 200-800 MPa
Elongation 15-50%
Fatigue Life 10⁶-10⁷ cycles

Specialized Nitinol Machining Processes

Advanced processing techniques with strict quality control to preserve Nitinol’s unique properties

 

Precision CNC Machining

Specialized machining strategies with low-stress techniques and cryogenic cooling to preserve material properties.

Tolerance ±0.005mm
Surface Finish Ra 0.2-0.8μm
Min Wall Thickness 0.2mm
Max Size 300×300×200mm
 

Heat Treatment & Shape Setting

Precision heat treatment for shape memory and superelastic properties with controlled atmosphere.

Temperature Range 400-900°C
Time Control 1-60 minutes
Atmosphere Vacuum/Argon
Cooling Rate Controlled
 

Laser Processing

Advanced laser techniques with minimal heat affected zone for complex geometries.

Precision ±0.01mm
Heat Affected Zone <0.1mm
Wavelength 1064nm
Power Range Up to 6kW
 

Surface Treatment

Specialized surface treatments including electropolishing and biocompatible coatings.

Surface Roughness Ra 0.1-0.4μm
Oxide Thickness 2-10nm
Biocompatibility ISO 10993
Corrosion Test ASTM F2129

Nitinol Grade Comparison & Applications

Comprehensive comparison of Nitinol grades with their optimal applications and cost analysis

Nitinol Grade Composition Key Properties Optimal Applications Cost Level
Nitinol SE508 Ni 55.8%, Ti Balance Superelastic, High fatigue resistance Cardiovascular stents, Guidewires, Orthodontic wires High
Nitinol SE Ni 55.0%, Ti Balance Superelastic, Good biocompatibility Medical implants, Surgical instruments, Dental devices Medium-High
Nitinol SMA Ni 50-55%, Ti Balance Shape memory, Thermal activation Actuators, Thermal switches, Smart connectors Medium
Nitinol Linear Ni 54.5%, Ti Balance Linear shape memory, High force Linear actuators, Positioning devices, Robotics Medium
Nitinol Binary Ni 50%, Ti 50% Two-way memory effect Temperature sensors, Bi-directional actuators Medium-Low
Nitinol Industrial Ni 49-51%, Ti Balance Structural, Cost-effective Industrial springs, Fasteners, Couplings Low

Nitinol Applications Across Industries

Leveraging unique shape memory and superelastic properties for innovative solutions

 

Medical Devices

  • Cardiovascular stents
  • Orthodontic wires
  • Surgical instruments
  • Catheters & guidewires
  • Bone fixation devices
  • Dental implants
 

Aerospace & Defense

  • Actuators & valves
  • Deployment mechanisms
  • Thermal switches
  • Vibration dampers
  • Shape-changing structures
  • Smart fasteners
 

Consumer Electronics

  • Smartphone components
  • Wearable devices
  • Optical devices
  • Micro-actuators
  • Thermal management
  • Haptic feedback systems
 

Industrial Applications

  • Robotics & automation
  • Energy harvesting
  • Thermal actuators
  • Smart sensors
  • Adaptive structures
  • Precision positioning

Why Choose Rapidaccu for Nitinol Manufacturing

15 years of expertise in precision Nitinol processing with unmatched quality standards

 

Specialized Expertise

Over 15 years of experience in Nitinol processing and smart material applications with deep understanding of shape memory and superelastic properties.

 

Quality Assurance

Comprehensive testing and certification including ISO 9001:2015, ISO 13485 for medical devices, and full biocompatibility validation.

 

Fast Turnaround

Rapid prototyping and production capabilities with 2-3 weeks for prototypes and 3-4 weeks for small batch production.

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Frequently Asked Questions

Common questions about Nitinol manufacturing and applications

What is Nitinol and why is it special?

Nitinol is a nickel-titanium alloy (Ni-55%, Ti-45%) that exhibits unique shape memory effect and superelasticity. It can recover up to 8% strain through shape memory and up to 10% strain through superelasticity, making it ideal for medical devices, aerospace actuators, and smart material applications.

What are the main applications of Nitinol parts?

Nitinol parts are widely used in medical devices (stents, guidewires, orthodontic wires, surgical instruments), aerospace applications (actuators, deployment mechanisms, thermal switches), consumer electronics (smartphone components, wearable devices), and industrial applications (robotics, sensors, smart actuators).

Is Nitinol biocompatible for medical implants?

Yes, Nitinol is highly biocompatible and meets medical grade standards including ISO 10993 requirements. It has excellent corrosion resistance, forms a protective passive oxide layer, and is widely used in implantable medical devices such as cardiovascular stents, orthopedic implants, and dental applications.

What machining capabilities does Rapidaccu offer for Nitinol?

Rapidaccu offers specialized Nitinol machining including low-stress CNC machining, cryogenic cooling, precision heat treatment, laser processing, and surface treatments. We can achieve tolerances of ±0.005mm, surface finish Ra 0.2-0.8μm, and handle parts from micro-components to 300x300x200mm size range.

What quality certifications does Rapidaccu have for Nitinol manufacturing?

Rapidaccu maintains comprehensive quality certifications including ISO 9001:2015, ISO 13485 for medical devices, and IATF 16949 for automotive applications. We conduct full material certification, functional testing, biocompatibility testing, and performance validation for all Nitinol components.

How long does Nitinol parts manufacturing take?

Lead times for Nitinol parts vary based on complexity and quantity. Typical timelines are 2-3 weeks for prototypes, 3-4 weeks for small batch production, and 4-6 weeks for volume production. Rush orders can be accommodated with expedited processing for critical applications.

Contact Rapidaccu for Expert Nitinol Manufacturing

Get professional consultation and competitive quotes for your custom Nitinol parts. Our experts are ready to help you leverage the unique properties of shape memory alloys for your applications.

 

Address

Rongli Industrial Park, Dalang, Longhua District
Shenzhen, China

 
 

Experience

15+ Years in Precision CNC Machining

 

Certifications

ISO 9001:2015, ISO 13485, IATF 16949

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