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Ethylene Acrylate Rubbers (AEM) for Plastic Parts: Overview

Based on 23 products - Last update on the Jun 26, 2025

Ethylene-Acrylate Rubber appears as a flexible, opaque material with a natural off-white to pale yellow color and a soft, rubbery feel. It can be compounded with various colorants to achieve a wide range of colors. Key features include excellent flexibility and elastic recovery, outstanding resistance to heat aging and weathering, good oil and chemical resistance, exceptional ozone and UV resistance, good compression set properties, excellent electrical insulation characteristics, and broad service temperature range. It is primarily used in automotive seals, gaskets, hoses, wire and cable insulation and jacketing, industrial belts and tubing, and sealing applications in consumer appliances. 

Alternatives include EPDM (ethylene propylene diene monomer) rubber, nitrile rubber, and silicone rubber for extreme temperature applications. Current trends include developing peroxide-curable grades, improved low-temperature performance, sustainable versions, and specialty grades with enhanced processability. Major sub-types include ethylene-methyl acrylate (EMA), ethylene-ethyl acrylate (EEA), ethylene-butyl acrylate (EBA), and ethylene-methacrylate (EMA).

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Vamac® Ultra DX for Pressureless Cure

by Celanese

Vamac® Ultra DX for Pressureless Cure by Celanese is a high viscosity ethylene acrylic dipolymer grade. It It provides improved mold release. It is a high performance and heat stabilized grade.<br> <ul style="padding-left: 40px;"><li>Exhibits improved processability, better & faster dispersion.</li> <li>It allows production of enhanced AEM grades that have significantly improved as compared to the existing standard Vamac® elastomers.</li> <li>It increases green strength of compounds which helps to avoid collapse during extrusion processes.</li> <li>It is designed for processing by extrusion.</li> <li>It is suitable for applying reinforcement layers without cutting the inner tube by filaments.</li> <li>It helps end-users evaluate the potential fitness of similar compounds for their own applications.</li> <li>Vamac® Ultra DX for Pressureless Cure is designed for automotive application.</li> <li>It improved performance of rubber parts such as cables, seals, gaskets or extruded hoses.</li></ul>

Vamac® Ultra DX for Fluid Resistance

by Celanese

Vamac® Ultra DX for Fluid Resistance by Celanese is a high viscosity ethylene acrylic dipolymer grade. It exhibits good mold release. It allows production of enhanced AEM grades that have significantly improved compared to the existing standard Vamac® elastomers.<br> <ul style="padding-left: 40px;"><li>It is suitable for processing by injection molding, extrusion, transfer- and compression molding.</li> <li>It is heat stabilized and offers improved processability, better & faster dispersion.</li> <li>It increases green strength of compounds which helps to avoid collapse during extrusion processes, and may help in applying reinforcement layers without cutting the inner tube by filaments.</li> <li>It has optimized polymer structure which ensures gains in physical properties.</li> <li>Vamac® Ultra DX for Fluid Resistance is designed for automotive application.</li> <li>It improved performance of rubber parts such as cables, seals, gaskets or extruded hoses.</li></ul>

Vamac® VMX5015 65-70 Shore A

by Celanese

Vamac® VMX5015 65-70 Shore A by Celanese is a colorable ethylene methylacrylate elastomer. It is heat stabilized and exhibits improved heat resistance. It is designed for compression molding. It offers superior performance and is relied on fillers like carbon black or silica to provide strength and stiffness for a finished article.<br> <ul style="padding-left: 40px;"><li>It accelerate oxidative degradation.</li> <li>It is used in automotive applications such as turbocharger hose and molded air ducts, with specific advantages for seals and gaskets.</li> <li>It possesses significantly improved compressive stress relaxation properties in air, as well as in long term compression set.</li> <li>It also provides a route to bright colored finished articles having superior physical properties and heat aging resistance compared to mineral filled AEM compounds.</li> <li>It is available in bale form, and the natural color is opaque creamy white to light pink.</li> <li>Vamac® VMX5015 65-70 Shore A has significant benefit on long term compression set resistance, especially when tested using ISO buttons, or D214 O-rings.</li></ul>

Ethylene Acrylate Rubbers (AEM)