BR

BR buffer ring is made up of high performance 93 shore A PU and POM support ring. It is used as a primary sealing element in hydraulic cylinders.        
Therefore, it should be absolutely used in combination with another sealing element.  It has got a structure providing solutions to many problems in hydraulic cylinders such as shock pressure, back pressure etc.

Technical Data    
Pressure:  500 Bar    
Temperature: -35  to +110     
Speed: 0.5m/s     
Media: Hydraulic oils (mineral oil-based)     
    
Material    
Material: PU      Back-up ring: POM       
Hardness: 93 2 Shore A     
Color: Turquoise  Back-up ring: White    
    
Advantages    
Unusually high wear resistance    
Insensibility yagainst shock loads and pressure peaks    
Low compression set    
Increased sealing performance at zero pressure    
Easy installation    
    
            

---