There are actually exceptions when becoming a member of PTFE to other products like stainless steel, glass or graphite; or when often getting rid of a lined item. In these conditions, a PTFE envelope gasket should be used instead of superior load multi-directional gaskets that can Lower the PTFE flare https://www.facebook.com/permalink.php?story_fbid=pfbid0y6f58udvmpYikzN53ehk9grSFhFEdjTRabUo29HD8JURivJoWvdUbWvGzCGQALuvl&id=61560512640678&__cft__[0]=AZWf27X5PGlFGjiwB14bN0yZ4C4w2cgQ_KEhQA4BiyAtjEfRJ43kPBtYGOK5JQMOfCZXriwQXtcS3MbjwaciiCGqVoULS9eDexBpS4cX5piAgSj18IAvtls1Co_MFeGPgPZ2rXz33WgQIIwWfwuDSC6Un_-MC5QhLygsqjrEjYdfvhsDxkbGnVssTirukjbQ58CoDFDtSorlOTlqjsHrYekp&__tn__=%2CO%2CP-R