حلقة على شكل حرف U لختم الشفاه

The U-shaped seal ring is commonly used in the hydraulic cylinder; it is a kind of typical lip seal, working very well for pistons and piston rods. Polyurethane U ring is mainly used in hydraulic cylinders. It has good mechanical properties and good oil resistance and is the most commonly used in hydraulic oil cylinders with middle pressure and high pressure.

Features: Good sealing performance.

Usage: the U-shaped ring is easy to roll under separate conditions, so it needs to be used with the tin bronze support ring.

Application: The U-shaped sealing ring is only suitable for the hydraulic cylinder with low working pressure or low movement speed.