... connection, pipe systems, hydraulic and pneumatic system, etc. Expanded PTFE Tape Prime Features > Saves money and time > There is ... there are no templates, precut or special fitting requirements. Expanded PTFE Tape Specification Media: Acids, alkalis, solvents, gases, etc. Temperature: ... /cm3 Other density on request. More information of expanded ptfe tapes,please feel free to contact SUNWELL.