Fiberglass yarn is made from fiberglass fiber , it is material for fire and heatproof

 Fiberglass rope and braid are designed for various sealing and packing applications for up to 1000° F. Common applications include door seals or caulking material  for ovens, furnaces, boilers, expansion joints. They can also be used as the core in tadpole gaskets. You can choose from our three different styles to best serve your application needs: Twisted Rope, Square Braid and Round Braid. Twisted Rope is a soft rope, while square and round braid are more dense and solid.

Standard Sizes: 6mmX6mm~30mmX30mm