Durlon® 9600 is an expanded material and has great sealability, cuts easily and separates cleanly from flanges after use. It is good for use in steel flanges where high compressibility is required; also, for flanges with irregular surfaces. It will not exhibit the cold flow problems associated with virgin PTFE, or the hardness problems of some filled PTFE products. Durlon® 9600 for oxygen service can also be supplied. Durlon® 9600 your best choice for a broad range of aggressive chemicals where plastic flanges and low bolt loads are a requirement.