Description

Spring energized PTFE seal is a unni-directional u-cups seals. An energizer is required to provide a pre-load for low pressure sealing and to maintain intimater lip contact with the ating hardware. As the seal wears the spring continues to exert pressure on the lip until the useful performance of the seal is exhausted. The seal is designed to have the pressure entering the "U". Seals can be used for high vacuum to over **0, **0 psi(combined with the appropriately designed back-up ring. 

Spring energized PTFE seal is widely used in extrem temperatures, aggressive environments, food, drug, chemical processes, electronic and so on. 

Spring energized PTFE seal has following advantages: 
Good sealling efficience 
Compatible with virtually all fluids 
No stick-slip 
Good wear resistance 
No aging 
Covers a very big thermal range 

Remarks: 
Spring energized PTFE seal is available in variety of colors, widths, diameters to meet your specific requirements.