3M™ Dyneon™ Perfluoroelastomer PFE 90Z is a technically advanced high temperature grade perfluoroelastomer designed to meet the challenges of demanding sealing applications. Its fully fluorinated backbone structure provides a very broad chemical and thermal stability. It has an outstanding chemical resistance against most chemicals such as acids, alkalines, fuel, ketones, aldehydes, esters, alcohols, and amines. Furthermore, 3M™ Dyneon™ Perfluoroelastomer PFE 90Z has excellent physical properties. Good processability, scorch resistance and de-moldability. Excellent compression set resistance over a broad temperature range.