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By certification 
TENGLONG SEALING PRODUCTS MANUFACTORY,Website:://.tenglongsealings.com, YUYAO YUYAO SUNPASS INTERNATIONALPTFE JOINT SEALANTPTFE joint sealant Style 7300 is a new marshmallow like product made of 100% ptfe . which is developed by using a highly specific treatment on the PTFE Fluorocarbon material. Its hightensile strength and flexible, bough properties allows no drawbacks found commonly in the traditional gasket materials.Economically forms and firmed easily under extreme severe corrosive conditions with superior chenmical and heat resistanse.
