There are actually exceptions when joining PTFE to other equipment for example stainless steel, glass or graphite; or when frequently getting rid of a lined merchandise. In these scenarios, a PTFE envelope gasket ought to be used and never significant load multi-directional gaskets which is able to cut the PTFE https://www.facebook.com/permalink.php?story_fbid=pfbid02rRWJBzZcRyPR8wfA9Ma6EiqLf6c2XU2NJaJ6e9tYhcbjyoL4boRzESbbP8euHEyyl&id=61560512640678&__cft__[0]=AZUy7bvrBPYfTkPmah71dp91-5mZmIX0v8jRmMK0kbV9V49Bz495S6XrTnmBSznvFMOpHHAij-TSSKRt-2wLqbkvh3GVB8GtEK6uX5LY4slaYZqg0Zf8dh-W9rsB_OAjc0jkDimGwZGQI5lpakGRkEZ4Zn2Qe3KxgYjTvUQxt8X6xm4NxGB3aB-ZIuJZsIO5EKiYrpcg_uJvHSjNBTZOq662&__tn__=%2CO%2CP-R