Reliable Nickel Titanium Foil Supplier from China
Shaanxi Changlong Jiuzhou Metal Technology Co., Ltd. is a China-based manufacturer and supplier of advanced metal materials, including Nitinol Foil, Nitinol Tube, Nitinol Wire, Titanium Alloy Materials, Sputtering Targets and Customized Metal Products.
We understand that Nitinol is not a common metal material. Its value comes from precise control of composition, phase transformation temperature, superelastic behavior, shape memory performance, dimensional accuracy and surface quality.
For international customers, we support projects with both technical manufacturing capability and quality documentation support.
Our company is supported by qualifications and quality systems such as:
ISO quality management system support
CE-related compliance support where applicable
National High-Tech Enterprise qualification in China
Material inspection and traceability documentation
Export packaging and international shipment experience
For customers in medical device development, precision electronics, actuator systems, aerospace components, flexible structures and research applications, we focus on supplying stable and customizable Nitinol Foil that helps reduce material risk during product development and production.
Important note: Nitinol used for medical devices may require additional application-specific validation. We can provide material support and documentation, but final medical device compliance depends on the customer's finished product design, testing and regulatory approval.


Nitinol Foil Specifications
Our Nitinol Foil is produced from nickel titanium shape memory alloy and can be customized according to customer requirements for thickness, width, length, transformation temperature, surface condition and mechanical performance.
| Item | Available Options |
|---|---|
| Product Name | Nitinol Foil / Nickel Titanium Foil / NiTi Foil |
| Material | Nickel Titanium Shape Memory Alloy |
| Composition | Ni-Ti alloy, customized according to application |
| Typical Nickel Content | Usually around 54.5%–57.0% Ni by weight, customized upon request |
| Thickness | Custom thin foil thickness available |
| Width | Customized according to drawing or coil/slit requirement |
| Length | Sheet, strip or coil form available |
| Surface Condition | Bright, cleaned, polished or customized surface |
| Performance Type | Superelastic / Shape memory / Customized transformation temperature |
| Transformation Temperature | Af temperature can be customized according to application |
| Shape | Foil, strip, thin sheet, precision-cut piece |
| Processing | Rolling, heat treatment, flattening, cutting, surface finishing |
| Inspection | Composition, dimension, surface, mechanical and transformation temperature testing where required |
| Packaging | Vacuum sealed, moisture-proof and export-safe packaging |

Available Customization
We can support customized Nickel Titanium Foil based on your application needs:
Thickness customization
Width and length customization
Sheet, strip or coil supply
Af temperature adjustment
Superelastic or shape memory behavior
Surface finish control
Precision cutting
Small batch trial production
R&D sample support
Batch production for qualified projects
When requesting a quote, please provide:
Required thickness
Width and length
Quantity
Surface requirement
Af temperature requirement
Superelastic or shape memory requirement
Application
Drawing, if available
Nitinol Foil Applications
Nitinol Foil is widely used in applications where ordinary metal foil cannot meet the requirements for elastic recovery, deformation control, fatigue behavior or temperature-responsive movement.
Medical Device Components
Nickel Titanium Foil can be used in medical device development where shape memory behavior, flexibility and biocompatibility-related material performance are required. Typical development areas include minimally invasive device components, flexible structural parts and precision elastic elements.
For medical-related projects, customers usually pay close attention to:
Material composition
Surface cleanliness
Traceability
Transformation temperature
Mechanical stability
Batch consistency
Documentation support
Precision Actuators
Shape Memory Nitinol Foil can generate movement when temperature changes. This makes it useful for micro-actuators, thermal control devices, smart mechanical systems and compact motion structures.
Compared with traditional springs or motors, Nitinol-based actuator components can help reduce structure size and simplify mechanical design.
Flexible Electronics and Consumer Products
Thin Nitinol Foil can be considered for flexible electronic structures, hinge mechanisms, elastic support parts and compact devices that require repeated deformation and recovery.
In these applications, customers usually care about:
Elastic recovery
Fatigue resistance
Surface quality
Thin thickness control
Stable mechanical behavior
Aerospace and Precision Industrial Components
In aerospace and advanced industrial applications, Nitinol Foil may be used in temperature-responsive structures, vibration control components, lightweight elastic parts and adaptive mechanical systems.
Research and Development
For universities, laboratories and product developers, we can provide small-size custom Nitinol Foil samples for material testing, shape memory experiments, superelastic property evaluation and prototype development.
Common Technical Challenges in Nitinol Foil
Nitinol Foil is technically more difficult than ordinary titanium foil or stainless steel foil. The key challenge is not only thickness control, but also performance control.
Problem 1: Unstable Transformation Temperature
For Nitinol materials, Af temperature directly affects shape memory or superelastic behavior. If the transformation temperature is unstable, the final product may fail to perform as expected.
Our Solution:
We control composition, heat treatment and production process according to customer requirements. Transformation temperature testing can be arranged when required.
Problem 2: Poor Superelastic Recovery
Some customers need superelastic Nitinol Foil that can return to its original shape after deformation. Poor recovery may be caused by incorrect composition, unsuitable heat treatment or improper processing.
Our Solution:
We help customers select suitable material condition according to whether the application needs superelasticity or shape memory effect.
Problem 3: Thickness Tolerance Issue
For thin Nitinol Foil, small thickness variation may affect flexibility, force output, fatigue performance and assembly accuracy.
Our Solution:
We control rolling, flattening and inspection processes to improve dimensional consistency. Thickness tolerance can be discussed based on product size and technical feasibility.
Problem 4: Surface Defects
Scratches, oxidation, stains or edge cracks may affect downstream processing, laser cutting, welding, bonding or final product reliability.
Our Solution:
We provide surface finishing, cleaning, visual inspection and protective packaging before shipment.
Problem 5: Cracking During Forming or Cutting
Nitinol is sensitive to processing history. If material condition is not suitable, cracking or poor edge quality may occur during customer processing.
Our Solution:
Before production, we review the customer's application and processing method. For precision-cut parts or demanding applications, we recommend testing samples before bulk production.
What Buyers Really Care About When Purchasing Nitinol Foil
Purchasing Nitinol Foil is different from buying common metal foil. Low price alone is not enough. If the material performance is unstable, the buyer may face much higher hidden costs.
| Buyer Pain Point | Our Solution |
|---|---|
| Unsure which Af temperature to choose | Technical discussion before quotation |
| Material performance not stable | Composition and process control |
| Thickness tolerance not consistent | Dimensional inspection before shipment |
| Surface scratches or oxidation | Cleaning, surface inspection and protective packaging |
| Trial order quantity too small for many suppliers | Small batch and R&D sample support |
| Medical or precision application needs documents | COA and inspection report support |
| Supplier only sells material but does not understand application | Application-based technical communication |
| Long delivery time | Factory-direct production and flexible scheduling |
| Wrong material condition | Confirm superelastic or shape memory requirement before production |
A cheap Nitinol Foil may become expensive if it causes failed prototypes, unstable testing results, repeated qualification work or production delays.
Our purpose is to help customers reduce material uncertainty before they enter critical testing or mass production.
Manufacturing Capability and Quality Control
Shaanxi Changlong Jiuzhou Metal Technology Co., Ltd. supports customers with integrated material supply, customization and technical communication for nickel titanium alloy products.
Our technical capability includes:
Composition Control
Nickel and titanium ratio has a strong influence on transformation temperature and performance. We focus on controlled material composition according to customer application needs.
Rolling and Thickness Control
Nitinol Foil requires careful rolling and process control to achieve thin thickness, stable dimensions and good surface quality.
Heat Treatment Capability
Heat treatment is critical for controlling shape memory behavior, superelasticity and transformation temperature. We can discuss suitable material condition based on your application.
Surface Finishing
Surface quality affects downstream processing and final product reliability. We support cleaned, bright, polished or customized surface conditions.
Precision Cutting and Custom Supply
We can provide foil, strip, thin sheet or precision-cut pieces according to customer requirements.
Quality Control
Available inspection items include:
Chemical composition analysis
Thickness inspection
Width and length inspection
Surface quality inspection
Flatness inspection
Mechanical property testing where required
Transformation temperature testing where required
Packaging inspection before shipment
For technical projects, we recommend confirming the test method and acceptance standard before production.
Technical Support Before and After Delivery
We provide support throughout the purchasing process, not only after the order is placed.
Our service includes:
Requirement review before quotation
Material type recommendation
Af temperature discussion
Drawing review
Custom size confirmation
Trial order support
Production progress update
Inspection report support
Export document preparation
Packaging photo confirmation before shipment
After-sales technical communication
If customers encounter issues such as poor recovery, unexpected deformation, cracking during cutting, unstable test results or surface problems, our team can help analyze possible causes from material, processing and application perspectives.
Frequently Asked Questions About Nitinol Foil
Q1: What is Nitinol Foil?
Nitinol Foil is a thin nickel titanium alloy material known for shape memory effect and superelasticity. It is used in medical devices, actuators, flexible structures, electronics, aerospace and research applications.
Q2: What is the difference between Nitinol Foil and ordinary titanium foil?
Ordinary titanium foil mainly provides corrosion resistance, low density and biocompatibility-related properties. Nitinol Foil provides special functional properties such as shape memory effect and superelastic recovery.
Q3: Can you customize the Af temperature?
Yes. Af temperature can be customized according to the customer's application requirement. Please provide your expected operating temperature and performance requirement before quotation.
Q4: Can you provide superelastic Nitinol Foil?
Yes. We can supply superelastic Nitinol Foil according to project requirements. The final material condition should be confirmed based on application, thickness and required mechanical behavior.
Q5: Can you provide shape memory Nitinol Foil?
Yes. Shape Memory Nitinol Foil can be customized for actuator, temperature-responsive and deformation-recovery applications.
Q6: What thickness can you supply?
Thickness can be customized according to technical feasibility and order requirements. Please send your required thickness, width, length and quantity for evaluation.
Q7: Can I order small samples for testing?
Yes. Small batch and trial orders are available for R&D, prototype development and supplier qualification.
Q8: Do you provide material certificates?
Yes. We can provide COA, inspection reports and export documents according to order requirements.
Q9: Can your Nitinol Foil be used for medical devices?
Our Nitinol Foil can be supplied for medical device development and related applications. However, final medical device approval depends on the customer's finished product design, testing, sterilization process and regulatory certification.
Q10: What information should I provide for quotation?
Please provide thickness, width, length, quantity, Af temperature, surface requirement, performance requirement, application and drawing if available.
Get Custom Nitinol Foil for Your Application
Whether you need Nitinol Foil for superelastic structures, shape memory actuators, medical device development, flexible electronics or industrial testing, we can help review your requirement and provide a suitable material solution.
For Purchasing Managers
Need price, lead time and export documents?
Need help choosing Af temperature, thickness or material condition?
Need small samples for testing or prototype development?
Need material documentation and batch traceability support?
Want to replace your current Nitinol Foil supplier or improve material consistency?
Button:
Send Drawing for Evaluation
Final CTA
Send us your required thickness, width, length, quantity, Af temperature, surface condition and application.
Shaanxi Changlong Jiuzhou Metal Technology Co., Ltd. will review your requirement and provide a customized Nitinol Foil solution for your project.
Contact us today to get a custom Nitinol Foil quotation and technical support.

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