Butyl Rubber is a copolymer of isobutylene and a small amount of isoprene. It is a very good general-purpose rubber for many applications. Butyl rubber is known for its excellent impermeability to gases, as well as its flexibility and weather resistance makes it great for industrial applications. Butyl is essential for seals and protection in chemical industries with high concentrations of mineral acids and alkalis.
Disclaimer: The above values are typical properties and are provided for information only. They should not be used to set specification requirements. It is up to the end user to determine whether the material is suitable for the intended application.