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Back-up ring

Back-up rings are available in materials including PTFE, PEEK, and POM.

Retaining rings
Spiral retaining rings
Curved retaining rings

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3D Printing

Response within 10 hours
Secure file upload
Delivery in as fast as 5 days

ISO

9001:2016

9

Countries served

100000+

Parts made

25

Years in business

Back-up rings for seals

We offer a wide range of back-up rings for seals, available in materials including PTFE, PEEK, and POM.
Back-up rings for seals are used together with O-rings to significantly increase the pressure resistance of the sealing system.
Back-up rings can be custom-machined to customer drawings or samples.

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Send us your CAD files or design specifications. Our engineering team will respond within 24 hours.

Surface Finishes & Treatments

As Machined

Cost-effective finish with visible tool marks from the CNC process.

Sanding & Polishing

Smooth surface by removing tool marks, with varying gloss levels.

Anodizing

Electrochemical process for corrosion resistance and color options on aluminum.

Powder Coating

Durable finish with excellent wear and chemical resistance, available in many colors.

Bead Blasting

Uniform matte texture created by blasting with fine glass beads.

Passivation

Chemical treatment for stainless steel to enhance corrosion resistance.

Electroless Nickel

Uniform plating with excellent corrosion and wear protection.

Black Oxide

Conversion coating for steel providing mild corrosion resistance and a dark appearance.

Industry Applications

Automotive

Custom parts for interior, exterior, and powertrain applications with tight tolerances.

Robotics & Automation

Manipulator parts, actuators, and housings for the robotics industry.

Medical Devices

Precision components for surgical instruments, implants, and diagnostic equipment.

Aerospace

High-strength, lightweight components for aircraft and spacecraft.

Consumer Electronics

Precision enclosures and structural parts for electronic devices.

Industrial Machinery

Heavy-duty components for manufacturing and industrial equipment.

Energy Sector

Turbine and drilling components for renewable and traditional energy.

Defense

High-precision components for military and defense applications.

Factory

No. 208 Factory Building, Luocun Industrial Zone, Foshan, Guangdong, China

Sales

Units 35-36, Block D, Chengbei Hydraulic and Pneumatic Fittings Market, Gongye Road, Chancheng District, Foshan, Guangdong 528000, China