PEEK Compression Spring
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Material: PEEK
Measurement System: Metric
Colour: Natural/Beige
Maximum Temperature: 260°C/500°F
Flammability: UL94 V-0
PEEK Compression Spring conform to the following Standards/Norms:
PEEK Compression Springs, available in sizes ranging from Inner Diameter (ID) of 1mm to 20.5mm, Outer Diameter (OD) of 2mm to 25mm, and Free Lengths of 8mm to 50mm, are made from Polyether Ether Ketone (PEEK), a high-performance thermoplastic known for its exceptional mechanical properties. PEEK offers high tensile and compressive strength, excellent thermal stability, and outstanding chemical resistance, making these compression springs ideal for demanding applications. PEEK springs also provide low friction, wear resistance, and are lightweight, which further enhances their suitability for various industrial and technical environments.
Sizes (see full table below) :
Inner Diameter (mm) - 1 to 20.5mm
Outer Diameter (mm) - 2 to 25mm
Free Length (mm) - 8 to 50mm
Advantages of Using PEEK Compression Springs:
High Mechanical Strength: PEEK's high tensile and compressive strength ensures robust performance under heavy loads.
Thermal Stability: PEEK maintains its properties across a wide temperature range, suitable for high-temperature and cryogenic environments.
Chemical Resistance: PEEK is resistant to a broad spectrum of chemicals, including acids, bases, and solvents, ensuring durability in corrosive environments.
Low Friction and Wear Resistance: PEEK's low friction coefficient and wear resistance extend the lifespan of the springs and the components they interact with.
Lightweight: PEEK springs are significantly lighter than metal alternatives, reducing the overall weight of assemblies.
Electrical Insulation: PEEK offers excellent electrical insulating properties, making these springs suitable for electronic applications.
Non-Magnetic: PEEK's non-magnetic properties are ideal for applications where magnetic interference must be avoided.
Specific Applications of PEEK Compression Springs:
Medical Devices:
Used in medical instruments and equipment, benefiting from PEEK's biocompatibility and resistance to sterilisation processes.
Ideal for diagnostic and analytical devices requiring precise and reliable spring action.
Aerospace:
Employed in aircraft and spacecraft systems where lightweight, high-strength components are critical.
Suitable for environments with extreme temperatures and exposure to radiation.
Chemical Processing:
Applied in securing components in chemical processing plants, where resistance to aggressive chemicals and high temperatures is essential.
Ideal for use in pumps, valves, and reactors, providing reliable spring action in harsh conditions.
Electronics and Electrical Equipment:
Used in the assembly of electronic devices and enclosures, where the springs' electrical insulation properties are beneficial.
Suitable for securing and positioning delicate components.
Automotive Industry:
Utilised in automotive applications, particularly in engine compartments and electronic systems, where heat resistance and chemical resistance are required.
Applied in the assembly of hybrid and electric vehicles, offering a lightweight, durable spring solution.
General Manufacturing:
Employed in various machinery and equipment where reduced friction, corrosion resistance, and durability are paramount.
Contribute to the overall efficiency and reliability of industrial systems.
PEEK Compression Springs, available with Inner Diameters from 1mm to 20.5mm, Outer Diameters from 2mm to 25mm, and Free Lengths from 8mm to 50mm, offer a high-performance solution made from Polyether Ether Ketone (PEEK). Known for their exceptional mechanical strength, thermal stability, and chemical resistance, these springs are ideal for a variety of demanding applications across medical devices, aerospace, chemical processing, electronics, automotive, and general manufacturing industries. The combination of durability, lightweight nature, and resistance to harsh conditions ensures that PEEK compression springs provide reliable and long-lasting performance in critical environments.
The PEEK data sheet is available as a PDF to download below.
Return components within 90 days for a full refund. Please see returns terms and conditions for further information.
Inner Diameter (mm) | Outside Diameter (mm) | Free Length (mm) | Solid Height (mm) | Spring Rate (mm) |
1 | 2 | 8 | 5 | 0.540 |
2.2 | 3 | 20 | 10.70 | 0.060 |
4 | 8 | 20 | 12.50 | 1.570 |
4 | 8 | 30 | 18 | 0.833 |
4 | 8 | 40 | 24 | 0.624 |
4 | 8 | 50 | 30 | 0.450 |
5 | 9 | 20 | 12 | 0.903 |
5 | 9 | 30 | 18 | 0.679 |
5 | 9 | 40 | 24 | 0.535 |
5 | 9 | 50 | 30 | 0.428 |
6 | 10 | 20 | 11 | 0.620 |
6 | 10 | 30 | 18 | 0.992 |
6 | 10 | 40 | 24 | 0.761 |
6 | 10 | 50 | 31 | 0.780 |
6 | 12 | 25 | 14.5 | 3.960 |
7.5 | 10 | 17.2 | 6.5 | 0.053 |
8 | 12 | 20 | 12 | 0.490 |
8 | 12 | 30 | 18 | 0.365 |
8 | 12 | 40 | 24 | 0.333 |
8 | 12 | 50 | 30 | 1.030 |
20.5 | 25 | 36 | 16 | 0.170 |
Dimension Table
Dimensions for PEEK Compression Spring in all available sizes are shown according to the product drawing above.
Polyether Ether Ketone (PEEK) Datasheet
Follow the link below to view our PEEK data sheet. This includes properties such as mechanical, electrical, thermal and chemical resistance.
PEEK Key Properties
Why Choose High Performance Polymer?
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50,000+ Fasteners In stock
No long lead times. We have a large range of PEEK fasteners available for express delivery (Dispatched the same day if ordered before 3PM Monday-Thursday).
Fasteners not available for express delivery will display the expected delivery date above the 'add to cart' button.
Manufacturer Direct DistributorWe are a manufacturer direct distributor, this allows us to ensure highly competitive prices and keep our shelves stocked. All of our products are manufactured to the highest standards and exhibit exceptional characteristics.
ISO9001 CertifiedCertified through Quality Veritas. High Performance Polymer conforms to the ISO9001 quality management system. Certificates available on request.
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Material Certificates
We provide full material traceability and can provide certification confirming material data and batch number, which can be traced back to the manufacturer.
Certificate Of ConformityWe also provide a certificate of conformity on request, confirming the product manufacturing standard and material.