Expand PTFE valve rod filler PTFE sealing round cord Expanded PTFE teflon valve rod filler is another brand-new product of expanded teflon materials. It has all the features for expanded teflon sealing ribbons. It has a round cross section. Used to seal the filler of the valve rod. Automatic moulding, speedy and easy mounting and filling, Like twining a spring, twine it on the valve rod, then press the cover, and the filler will be formed automatically, giving a complete and precisely sealing ring without any additional processing. Pressure working:19.6Mpa Temperature working:-248℃~315℃ Superior filling performance allows to fill up the defects which may create leakages. Superior sealing performance as well. Very strong interchangeability: just to have products with several typical specificatinons, they can replace many kinds of similar design-finalized asbetos packing. Ageing-resistant, every to pruchase and store. Email: jssealing@163.com