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Guide Rings & Wear Rings

Glyd Ring (Guide Ring)

Glyd rings are PTFE-based piston seals combined with an elastomer energizer, providing low-friction, high-wear-resistance sealing for hydraulic cylinders. The PTFE face offers excellent chemical compatibility and a very low coefficient of friction, while the elastomer energizer maintains sealing force under varying pressures. Ideal for high-speed, high-cycle applications.

Standard and custom dimensions Material options for process conditions OEM / ODM and distributor supply
Primary material PTFE + NBR Energizer
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Reference specifications

Product data

Values below are a reference starting point. Confirm the final compound, dimensions and test requirements for your operating conditions.

MaterialPTFE + NBR Energizer
Temperature Range-50°C to +200°C
Pressure RangeUp to 40 MPa
SpeedUp to 15 m/s
FrictionVery low (PTFE surface)
StandardGB/T 2879 / Parker / Merkel equivalent
ApplicationHigh-speed hydraulic cylinders, servo cylinders, pneumatic systems

Application fit

Typical industries and related products

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Hydraulic SystemsIndustrial MachineryEnergy

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