Guide rings used in Excavators

Type: Guide Rings
Application: Guiding element for rods in hydraulic cylinders
Supply Ability: 10000
Payment Terms: TT , LC , Others
Application:Static sealing
Polymer Material Option:Phenolic Resin Polyester Fiber Fabric


The function of a hydraulic guide ring is to guide the piston and piston rod of a hydraulic cylinder, absorbing transverse forces. At the same time, it prevents metal-to-metal contact, optimizing the performance of the sealing system.

Typical applications

Hydraulic support, guide rings and supports rings of hydraulic cyliner, like those in excavators, pilling machineries, mining machineries etc.


High load sustainability

Good heat resistance

Excellent dimensional stability, flexibility and shock resistance

High side load absorption capacity

Easy fitting by snapping into the groove

Operating range

Working temperature -40℃~+130℃
Working speed ≤0.5m/s
Compressive Strength 320Mpa
Density 1.2-1.4   g/cm³
Friction coefficient(dry) 0.12-0.14
Working medium Hydraulic oil, gas, water, etc
Dimension ID20mm to ID520mm

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