US AEM Prices Edge Lower in December 2025 on Ample Supply and Seasonal Demand Lull

US AEM Prices Edge Lower in December 2025 on Ample Supply and Seasonal Demand Lull

J.R.R. Tolkien 15-Jan-2026

As of Dec-2025 the price of Ethylene Acrylic Elastomer (AEM) marked a slight decline in the market due to a combination of consistent output from the only U.S. manufacturer and seasonal low demand. All month, the AEM manufacturing facility operated almost at full capacity due to sufficient feedstock quantity, which included raw materials such as Ethylene, Acrylic Acid, and Specialty Co-Monomers. No scheduled maintenance downtime was recorded, while steady fluidity of shipping traffic offered producers a stable AEM supply for their contractual commitments.

Demand for AEM in the local markets has been at moderate levels. The slowdown of production increases with decrease in new orders has restricted the immediate purchase of the product for use within domestic markets. At the same time, both softer incoming orders and the reduced level of sales backlogs had a damping effect on the overall consumption of AEM. Longer supplier delivery times and heightened cost pressures contributed to a more conservative buying behaviour, resulting in slower overall consumption.

In December, AEM manufacturers benefited from significant growth in the automotive industry. U.S. sales of cars were up month over month (x,xxx,xxx total vehicles) creating increased demand for AEM in both the automotive and aerospace industries. Additionally, the aerospace industry also used more AEM than December of last year; Boeing&#xx;s deliveries of aircraft rose to xx in December (xxx total) and are expected...

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