Enhanced Wear Ring Solutions by Polypac
Enhanced Wear Ring Solutions by Polypac
Product Overview
Polypac's Enhanced Wear Ring is engineered for demanding hydraulic environments where friction control, dimensional stability and durability are critical. Manufactured from advanced filled PTFE blends (bronze, carbon, graphite, MoS2, glass) and supported by tailored elastomers, the Enhanced Wear Ring minimizes metal-to-metal contact, reduces leakage and extends cylinder life. Available in standard sizes and fully custom configurations, it complements our broad O-ring and oil seal portfolio.
Technical Advantages
The Enhanced Wear Ring delivers measurable performance benefits: superior abrasion resistance, low coefficient of friction, excellent cold and high temperature stability, and resistance to extrusion under high pressures. Optimized material selection and precision machining ensure tight tolerances, low hysteresis and consistent performance across a wide range of hydraulic fluids. These rings reduce wear on piston rods and casings, improving Mean Time Between Failures (MTBF) and lowering maintenance costs.
Manufacturing & Quality Assurance
Polypac's custom rubber ring and O-ring factory spans over 10,000 m2 with 8,000 m2 of production space and industry-leading testing equipment. Our production lines incorporate advanced molding, machining and inspection technologies. Each Enhanced Wear Ring undergoes dimensional control, hardness testing and material certification. Long-term collaborations with universities and research institutes ensure our processes and materials remain at the forefront of sealing science.
Customization & Typical Applications
We tailor Enhanced Wear Rings for hydraulic cylinders, pumps, valves, mobile equipment and industrial actuators. Choose from NBR, FKM, EPDM, silicone, FFKM elastomers and multiple PTFE-filled formulations to match fluid compatibility, temperature range and mechanical loads. Custom compound development and tight tolerance manufacturing make Polypac the partner of choice for specialty working conditions.
Why Choose Polypac
As an award-winning seal manufacturer and trusted oil seal supplier since 2008, Polypac delivers engineered sealing solutions that balance reliability, cost and performance. Our Enhanced Wear Ring offerings combine decades of material expertise, rigorous QA and responsive customization. Contact Polypac today for samples, technical datasheets and application-specific design support to optimize your hydraulic systems.
Enhanced Wear Ring Display
What is the difference between NBR and FKM materials?
NBR (Nitrile/Buna-N): A general-purpose, cost-effective material with excellent resistance to petroleum-based oils and fuels. It has a standard temperature range of -30°C to +100°C (-22°F to +212°F). FKM (Fluoroelastomer/Viton®): A premium material with excellent resistance to high temperatures (up to 200°C+), chemicals, and oils. It is used in more severe environments but is more expensive than NBR.
Can I reuse a seal?
We strongly recommend never reusing seals. Once compressed and used, a seal takes a "set" and its elastic properties are degraded. Reusing it almost always results in a leak. Always install a new seal during any maintenance or repair.
How do I choose the right material for my sealing application?
Material selection depends on four key factors: Media: What fluid or gas will the seal contact? (e.g., petroleum oil, water, chemicals, steam) Temperature: What is the minimum and maximum operating temperature? Pressure: What is the system's operating pressure? Are there pressure spikes? Application: Is it a static, dynamic, or rotary seal? Example: NBR (Buna-N) is excellent for standard hydraulic oil, while FKM (Viton®) is needed for high temperatures or aggressive chemicals.
How can I prevent seal damage during installation?
Use Tools: Always use dedicated installation tools (e.g., picks, cones, guides). Lubricate: Always lubricate the seal and the contact surface. Protect Sharp Edges: Cover sharp threads and edges with tape or use an installation sleeve. Check the Groove: Ensure the installation groove is clean, deburred, and undamaged.
What does "AS568" mean?
AS568 is the Aerospace Standard that defines the dimensions for over 360 standard O-ring sizes. It is the most widely accepted sizing system in North America and globally. An AS568 number (e.g., AS568-214) specifies a precise inside diameter and cross-section.
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