PEEK

Emco Plastics is the leading plastics supplier of PolyEtherEther-Ketone, known as PEEK. As one of the top distributors and wholesalers of this product, Emco is able to offer PEEK in different forms such as PEEK Rods, PEEK Sheets and PEEK Machine Parts.

Because PEEK is acquired wholesale by Emco and shelved in the state of the art warehouse, the consumer is afforded the ability to obtain their shipments swiftly and affordably. Leading the industry in supplying PEEK machines parts, PEEK Rods and Peek Sheets enables Emco to fabricate and deliver any size, dimension or configuration that you may need. This product is recognized as a top of the line material because it offers exceptional performance. PEEK rods are well regarded in the many fields, including the medical field, because it is resistant to acidic properties, organic material and bases.

Should any questions arise regarding whether or not this product is right for you, our experienced sales team is on hand to assist you. Offering custom quotations and fabrication of nearly all plastic goods and supplies, there is no job too big or small.

 

PEEK Technical Overview

Property	Value
Density	1.30 g/cm³
Tensile Strength	14,000 – 16,000 psi
Flexural Modulus	600,000 psi
Heat Deflection Temperature	300°F – 480°F (149°C – 250°C)
Melting Point	650°F (343°C)
Flammability	UL 94 V-0
Chemical Resistance	Excellent (acids, bases, solvents)

Note: Properties vary by grade (unfilled, glass-filled, carbon-filled, etc.)

 

 

Available PEEK Grades

Grade	Description
Virgin PEEK	Unfilled PEEK with highest purity and elongation
Glass-Filled PEEK (30%)	Enhanced stiffness and dimensional stability
Carbon-Filled PEEK (30%)	Improved strength, conductivity, and wear resistance
Bearing-Grade PEEK	Optimized for low friction and high wear applications
Medical-Grade PEEK	USP Class VI & ISO 10993 compliant for implantables
FDA-Approved PEEK	Suitable for food contact and sanitary processing
ESD-Safe PEEK	Electrically conductive or static-dissipative grades for electronics and semiconductor use

 

Applications of PEEK

PEEK is used in industries that demand durability, heat resistance, and chemical inertness:

Aerospace & Defense

• Lightweight structural parts
• Electrical insulators and bushings
• High-performance seals and fasteners

Medical & Life Sciences

• Surgical instruments and sterilizable components
• Implantable devices and orthopedic tools
• Diagnostic and imaging equipment parts

Oil & Gas / Energy

• Compressor valve components
• High-temperature seals, thrust washers
• Downhole electrical and mechanical parts

Electronics & Semiconductor

• Wafer processing fixtures
• ESD-safe test sockets and chip carriers
• High-purity fluid handling parts

Automotive & Industrial

• Transmission components
• High-performance bearings and gears
• Chemical pump and valve parts

 

 

Available PEEK Forms

• Sheet: Thicknesses from 0.030" to 2.0"
• Rod: Diameters from 0.125" to 4.0"
• Tube: Limited sizes available
• Film: Thin gauge films for insulation or membranes
• Machined Components: Custom fabricated to print

PEEK Features

• Exceptional strength exceeding 250°C (482°F)
• Resistant to wear and holds up well to wear
• Low Coefficient of Linear Thermal Expansion (change of length per temperature change degree)
• High limiting PV properties
• Resistant to weakness
• Dimensionally stable
• Resilient when exposed to boiling water and exposure to hot steam
• Minimal to no loss at high temperatures and frequencies
• Simplicity when Processing
• Purity content is high
• V-0 rating for flammability
• Low toxic gas emission and smoke

Why Choose PEEK? Advantages and Disadvantages

PEEK plastics (Polyether ether ketone) are widely regarded for their exceptional properties, making them a popular choice in various industries, particularly aerospace, automotive, and medical sectors. One of the primary advantages of PEEK plastics is its high thermal stability, allowing it to maintain performance in extreme temperatures, often exceeding 250°C. This thermal resistance makes it suitable for applications that involve high heat or demanding environmental conditions. PEEK material is also known for its excellent chemical resistance, which protects it from degradation in harsh environments. Furthermore, it has superior mechanical strength and rigidity, ensuring durability and long-term performance.

However, there are some disadvantages to consider. PEEK material is relatively expensive compared to other thermoplastics, which may limit its use in cost-sensitive applications. Its processing can also be more challenging due to its high melting point, requiring specialized equipment and techniques. 

While PEEK’s excellent properties make it suitable for many applications, it may not be the best choice for every scenario, especially where lower-cost alternatives can provide adequate performance. Overall, understanding both the advantages and disadvantages of PEEK plastics is essential for making informed material selection decisions.

Explore the PEEK Advantage Today!

Ready to elevate your projects with high-performance materials? Choosing PEEK plastics can significantly enhance your product's durability and efficiency. Don’t compromise on quality—invest in a solution that withstands extreme conditions and delivers long-lasting results. Whether you're in aerospace, automotive, or medical sectors, PEEK material offers the reliability you need. Contact us today to learn more about how PEEK plastics can benefit your applications and discover tailored solutions that meet your specific requirements. Let’s work together to achieve exceptional outcomes!