DuPont™ Kalrez® Perfluoroelastomer Parts

DuPont™ Kalrez® Spectrum™ 7375 perfluoroelastomer parts as an alternative to DuPont™
Kalrez® 1050LF perfluoroelastomer parts for the Chemical Processing and Oil & Gas Industries

Technical Information - September 2021
Product Description
Kalrez® 1050LF parts are black products used in applications involving aggressive chemicals such as amines, strong bases, and/or
steam and have an upper service temperature of 288 °C. However, production of this legacy product is being discontinued.
Kalrez® 7375 parts are black products that offer excellent amine-resistance, the best performance of any Kalrez® product in
steam services, and superior overall chemical resistance. It has an upper service temperature of 300 °C as well as excellent
compression set resistance. Kalrez® 7375 parts may be a suitable replacement for Kalrez® 1050LF parts, and physical property
comparisons between these products are shown in the table below.
For additional information on Kalrez® 7375 parts performance in specific industrial environments, please contact a Kalrez®
Technical Service & Development Engineer who can review and evaluate your specific application and needs in more detail.

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