Spring-energized lip seals consist of a virgin/charged PTFE structure with an energizing spring in INOX 302 stainless steel or in an exotic alloy (Elgiloy® is the most common). The spring can be either helical or V-shaped according to the type of seal.
These are also available to a customer’s specific design and shape, and can have a static sealing function or a dynamic one.
For further information you can call the FF.GI. Srl customer service line.
The most common materials are:
• FLON-CHEM 1002 PTFE + 25% carbographite;
• FLON-CHEM 1040 PTFE + 40% bronze;
• FLON-CHEM 1001 PTFE + 25% glass;
• FLON-CHEM 1001M PTFE + 15% glass + 5%Mos2;
• FLON-CHEM 1045 PTFE + 50% stainless steel;
• FLON-CHEM 1100J PTFE + polyimide;
• FLON-CHEM 1000 virgin PTFE;
• FLON-CHEM 1075 modified PTFE;
• PE UHMW;
Other materials are available at the customer’s request.