... and misalignment, to reduce the vibration of piping system. PTFE bellows expansion joint through special processing methods, can not be changed ... lower graphite, ceramic glass pipes, can be used for tank car, tank, container or to the reactor, discharge pipes, the ... 1; Size: DN80 to DN2500 Temperature: -50~150℃ Our PTFE bellows expansion joints are mainly used for chemical industries, Medicine, food ...