Available in spool/tape form, provided Expanded Pure PTFE Joint Sealant is known for its high strength. It is used as suitable flange joining material. This type of sealant can integrate well with all sorts of sealing surfaces irrespective of their irregularities. Quick to install, this Expanded Pure PTFE Joint Sealant can resist damaging effects of UV and chemicals. It is non toxic and is biologically inert. Its presence can be noticed inside air ducts, pump enclosures, large flanges made of steel, compensator etc.