peek material data sheet

PEEK Material Data Sheet | Essential Properties & Uses

Welcome to our comprehensive guide on PEEK material data sheet. In this article, we will explore the essential properties and uses of PEEK, or Polyetheretherketone, a high-performance thermoplastic polymer widely used in various industries.

PEEK has gained popularity due to its exceptional properties, making it suitable for demanding engineering applications. Its high temperature resistance, excellent mechanical properties, wear resistance, chemical resistance, and flame resistance set it apart from other materials.

Industries such as oil and gas, medical, aerospace, and automotive rely on PEEK for its ability to withstand long-term pressure and wear. This material is trusted for its reliability and durability in critical applications.

Throughout this article, we will delve into the properties of PEEK, its applications across industries, and the various manufacturing methods used for this versatile material. Join us as we explore the world of PEEK and its wide-ranging benefits for engineering professionals.

What is PEEK?

PEEK, short for Polyetheretherketone, is a colorless organic thermoplastic polymer that belongs to the polyaryletherketone family. It is known for its mechanical and chemical properties, which make it suitable for a wide range of engineering applications. PEEK offers excellent wear and abrasion resistance, high temperature resistance, good dimensional stability, and superior mechanical strength. It is often used as a lightweight alternative to metals in applications that demand high performance and durability.

Properties Specifications
Wear Resistance Excellent
Temperature Resistance High
Dimensional Stability Good
Mechanical Strength Superior

PEEK Material Properties

PEEK, or Polyetheretherketone, is a thermoplastic polymer that possesses exceptional properties, making it highly sought after for a wide range of applications. Let’s explore some key properties of PEEK:

  1. High Temperature Resistance: PEEK exhibits impressive heat resistance and can withstand short-term working temperatures of up to 300°C and continuous use at high temperatures of 250°C. Its glass transition temperature is 143 degrees Celsius, and its melting point is 334°C.
  2. Mechanical Strength: PEEK materials display excellent mechanical properties, including high fatigue resistance and tensile strength. These characteristics make PEEK ideal for applications that require long-term durability and pressure resistance.
  3. Wear and Friction Resistance: PEEK offers exceptional wear resistance and has low coefficients of friction. This attribute makes it highly suitable for applications that involve sliding or moving parts.
  4. Chemical Resistance: PEEK demonstrates good chemical resistance to acids, alkalis, and organic solvents. It remains unaffected by most corrosive substances, allowing it to maintain its performance in challenging environments.
  5. Flame Resistance: PEEK is inherently flame resistant, making it a safe material choice for applications that involve exposure to high temperatures or potential fire hazards.
  6. Peel Resistance: PEEK exhibits good peel resistance, enabling it to withstand peeling forces and maintain structural integrity even under stress.
  7. Gamma Radiation Resistance: PEEK materials can retain their properties even when exposed to gamma radiation, which makes them suitable for applications in industries such as nuclear power and aerospace.

These outstanding properties make PEEK a preferred material in industries such as automotive, aerospace, medical, and more. Its ability to withstand extreme temperatures, resist wear and chemicals, and maintain strength and performance in demanding conditions positions PEEK as a versatile and reliable choice for numerous engineering applications.

peek material properties

PEEK Machining, 3D Printing, and Injection Molding

PEEK materials offer a wide range of possibilities when it comes to manufacturing methods. Three popular techniques for processing PEEK are machining, 3D printing, and injection molding.

CNC machining: PEEK rods can be accurately and repeatedly shaped using CNC machining. This method is ideal for creating intricate geometries and achieving high levels of precision.

3D printing: Fused Deposition Modeling (FDM) 3D printing enables the production of PEEK parts with excellent wear resistance and customized geometry. It is a versatile technique that allows for the creation of complex structures.

Injection molding: With injection molding, granular PEEK material is melted and injected into molds to create thermoplastic parts in large quantities. This method is efficient for mass production and can be cost-effective for certain applications.

Each manufacturing method has its own requirements and considerations. For 3D printing, high temperature nozzles and heated chambers are necessary to handle the specific properties of PEEK. Machining PEEK may require special carbide or diamond-tipped tools, depending on the grade of PEEK being used. Understanding these factors is crucial for achieving optimal results.

To illustrate the differences between these methods, below is a comparison table:

Manufacturing Method Advantages Disadvantages
CNC Machining Accurate and repeatable
Can create complex geometries
Requires specialized tools
May have longer production time
3D Printing Customizable designs
Excellent wear resistance
Specific equipment needed
Material limitations
Injection Molding Mass production
Cost-effective for large quantities
Initial tooling cost
Design limitations

peek machining 3d printing injection molding

By understanding the strengths and limitations of each manufacturing method, engineers and designers can choose the most appropriate approach for their specific PEEK application. Whether it’s intricate CNC-machined parts, customizable 3D printed prototypes, or large-scale production with injection molding, PEEK’s versatility and unique properties unlock endless possibilities.

Applications of PEEK Material

PEEK materials find extensive applications across various industries due to their exceptional properties. Let’s explore some of the key industries and uses where PEEK excels.

Automotive Industry

PEEK proves its worth in the automotive industry, where it is utilized for engine components, fuel systems, and electrical connectors. Its high temperature resistance, durability, and chemical resistance make it an ideal choice for demanding automotive applications.

Aerospace Industry

In the aerospace industry, PEEK plays a vital role in aircraft interiors, engine components, and fasteners. Its lightweight nature, excellent mechanical properties, and resistance to extreme temperatures make it a valuable material for aerospace applications.

Medical Industry

PEEK’s biocompatibility and high-performance properties make it a sought-after material in the medical field. It is extensively used for surgical instruments, implants, and dental applications. PEEK’s ability to withstand sterilization processes and its compatibility with the human body contribute to its widespread use in medical devices.

Oil and Gas Industry

The oil and gas industry relies on PEEK for downhole tools, seals, and valves. PEEK’s excellent chemical resistance, high pressure tolerance, and resistance to wear and corrosion make it an optimal choice for this demanding industry.

Other Industrial Applications

Aside from the aforementioned industries, PEEK finds applications in various other sectors. It is used in electronics, food processing, and chemical processing, benefiting from its exceptional properties in terms of temperature resistance, mechanical strength, and chemical resistance.

Overall, the versatility of PEEK makes it a preferred choice for demanding industrial applications that require high temperature resistance, durability, and chemical resistance.

peek material applications


PEEK, short for Polyetheretherketone, is a high-performance thermoplastic polymer that offers exceptional properties for a wide range of engineering applications. Its impressive combination of high temperature resistance, excellent mechanical properties, wear resistance, chemical resistance, and flame resistance make it a preferred choice for industries such as automotive, aerospace, medical, and oil and gas. With PEEK, engineers can rely on a material that can withstand the most demanding conditions and deliver superior performance.

One of the key advantages of PEEK is its versatility in manufacturing. It can be processed using various methods such as machining, 3D printing, and injection molding. This allows for the creation of custom geometries and the production of thermoplastic parts in large quantities. Whether it’s crafting precise components from PEEK rods through CNC machining or producing 3D printed parts with excellent wear resistance, PEEK offers engineers the freedom to bring their designs to life.

As we conclude, it’s clear that PEEK’s exceptional properties and processing capabilities make it a valuable material in the engineering field. Its high temperature resistance combined with excellent mechanical properties and chemical resistance make it a game-changer in industries where reliability and durability are paramount. With PEEK’s continued advancements and increasing applications, it is set to remain a top choice for engineers seeking a high-performance thermoplastic polymer.


What are the properties of PEEK material?

PEEK offers high temperature resistance, excellent mechanical properties, wear resistance, chemical resistance, and flame resistance. It also has good fatigue resistance, tensile strength, and dimensional stability. PEEK materials are known for their low coefficients of friction, good peel resistance, and ability to withstand gamma radiation.

What are the common applications of PEEK material?

PEEK is widely used in industries such as automotive, aerospace, medical, oil and gas, electronics, and chemical processing. It is used for engine components, fuel systems, electrical connectors, aircraft interiors, surgical instruments, implants, downhole tools, seals, valves, and more.

How is PEEK material processed?

PEEK materials can be processed using various methods such as machining, 3D printing, and injection molding. CNC machining is commonly used to obtain complex geometries from PEEK rods, while 3D printing allows for the production of customized PEEK parts. Injection molding is used for large-scale production of thermoplastic PEEK parts.

What are the advantages of using PEEK material?

PEEK offers high temperature resistance, exceptional mechanical properties, and good chemical resistance, making it a preferred choice for demanding engineering applications. It is lightweight, durable, and has excellent wear and abrasion resistance. PEEK also provides superior dimensional stability and can be customized for specific geometries.

Where can I find the PEEK material data sheet?

The PEEK material data sheet can be obtained from manufacturers, suppliers, or online resources. It contains detailed information about the properties, specifications, and technical data of PEEK material, including temperature resistance, mechanical properties, chemical resistance, and more.

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