ZHM is used for sealing and dustproof in rod of reciprocating cylinder.          

Technical Data   
Temperature: -35to +80  
Speed: 1m/s    
Media: Air (Lubrication free, pressurized dry air)   
   
Material   
Material: PU   
Hardness: 75 3 Shore A    
Color: Original   
   
Advantages   
Low static and dynamic friction   
High functional reliability due to lip seal design   
Easy installation