What is the heat resistant o rings material?

What material heat resistant o rings used？

High temperature sealing ring is generally used: carbon fiber filled PTFE, temperature: 265 degrees, can be used for dynamic sealing. If used for static sealing, flexible graphite clip metal, temperature: 650 degrees.  


  • High temperature o-ring material properties

1. The material has good compactness and does not leak the material easily; 

2. Good compression and resilience, perfect deformation;  

3. High temperature resistance, no softening, no decomposition, one of the high quality elastomers;  

4. Good vacuum performance; 

5. Excellent physical and mechanical properties; 

6. Good electrical performance, hygroscopicity is lower than other elastomers, is a good electrical insulation material  

7. Ozone aging resistance, weather aging and radiation are quite stable. 

8. High wear resistance, automatic elastic compensation function after o-ring sealing surface wear; 

9. Easy to maintain and hard to damage


High temperature o-rings are widely used for mechanical equipment, such as: machine tools, ships, automobiles, aerospace equipment, metallurgical machinery, chemical machinery, construction machinery, construction machinery, mining machinery, petroleum machinery, plastic machinery, agricultural machinery, and all kinds of instruments and meters.  


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